JM プロジェクトは、主に Linux 関連のマニュアルページの日本語ページを翻訳・公開しています。
... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... operation, where it sets a maximum on the total bytes in shared memory segments (see shmget (2)) that may be locked by the real user ID of the calling process. The shmctl (2) SHM_LOCK locks are accounted for separately from the per-process memory loc ... _MSGQUEUE (Linux 2.6.8 以降) This is a limit on the number of bytes that can be allocated for POSIX message queues for the real user ID of the calling process. This limit is enforced for mq_open (3). Each message queue that the user creates counts (u ... see unix (7). RLIMIT_NPROC This is a limit on the number of extant process (or, more precisely on Linux, threads) for the real user ID of the calling process. So long as the current number of processes belonging to this process's real user ID is gre ... ... synonyms for the same value) on Alpha but SIGLOST on SPARC. リアルタイムシグナル Starting with version 2.2, Linux supports real-time signals as originally defined in the POSIX.1b real-time extensions (and now included in POSIX.1-2001). The range of s ... upported real-time signals is defined by the macros SIGRTMIN and SIGRTMAX . POSIX.1-2001 requires that an implementation support at leas ... t _POSIX_RTSIG_MAX (8) real-time signals. The Linux kernel supports a range of 33 different real-time signals, numbered 32 to 64. However, the glibc P ... ... タイマーが満了すると、 プロセスにシグナルが送られ、 タイマーは (0 でなければ) 指定されたインターバルに再設定される。 ITIMER_REAL 実時間 (real time) で減少し、満了すると SIGALRM が送られる。 ITIMER_VIRTUAL プロセスが実行されている間のみ減少し、満了する ... tv_sec; /* seconds */ suseconds_t tv_usec; /* microseconds */ }; getitimer () 関数は、 which で指定されたタイマー ( ITIMER_REAL , ITIMER_VIRTUAL , ITIMER_PROF のどれか) の現在の値 (すなわち、次のタイマー満了までの残り時間) を、 curr_value で指定された ... が適切に設定される。 エラー EFAULT new_value , old_value , curr_value が有効なポインターではない。 EINVAL which が ITIMER_REAL , ITIMER_VIRTUAL , ITIMER_PROF のどれでもない。 または (Linux 2.6.22 以降で) new_value で指定された構造体の tv_usec フィー ... ... タイマーが満了すると、 プロセスにシグナルが送られ、 タイマーは (0 でなければ) 指定されたインターバルに再設定される。 ITIMER_REAL 実時間 (real time) で減少し、満了すると SIGALRM が送られる。 ITIMER_VIRTUAL プロセスが実行されている間のみ減少し、満了する ... tv_sec; /* seconds */ suseconds_t tv_usec; /* microseconds */ }; getitimer () 関数は、 which で指定されたタイマー ( ITIMER_REAL , ITIMER_VIRTUAL , ITIMER_PROF のどれか) の現在の値 (すなわち、次のタイマー満了までの残り時間) を、 curr_value で指定された ... が適切に設定される。 エラー EFAULT new_value , old_value , curr_value が有効なポインターではない。 EINVAL which が ITIMER_REAL , ITIMER_VIRTUAL , ITIMER_PROF のどれでもない。 または (Linux 2.6.22 以降で) new_value で指定された構造体の tv_usec フィー ... ... ためには、 /proc がマウントされていなければならない。 /proc をマウントした後で、 /linuxrc は proc ファイル /proc/sys/kernel/real-root-dev , /proc/sys/kernel/nfs-root-name , /proc/sys/kernel/nfs-root-addrs に書き込みを行い、通常時ルートデバイスを変更す ... る。 (NFS ではない) 物理的なルートデバイスの場合、 /linuxrc が新しいルートファイルシステムのデバイス番号を /proc/sys/kernel/real-root-dev に書き込むことで、ルートデバイスが変更される。 NFS ルートファイルシステムの場合、 /linuxrc が NFS の設定を /proc/ ... sys/kernel/nfs-root-name と /proc/sys/kernel/nfs-root-addrs に書き込み、それから /proc/sys/kernel/real-root-dev に (疑似 NFS デバイスナンバーである) 0xff を書き込むことで、 ルートデバイスが変更される。 例えば、次のシェルコマン ... 日本語の文書やマニュアルを配布している個人/プロジェクトへのリンクです。