---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1101 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 569 11113 0 4357 15142 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:18:9f:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85631sec preferred_lft 85631sec inet6 fe80::f816:3eff:fe18:9fb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1101) 05/18/26 _x86_64_ (4 CPU) 21:03:14 LINUX RESTART (4 CPU) 21:04:01 tps rtps wtps bread/s bwrtn/s 21:05:02 192.53 39.52 153.01 2392.83 19058.52 21:06:01 23.18 0.08 23.10 2.17 3574.45 21:07:01 31.69 0.00 31.69 0.00 799.20 21:08:01 35.51 0.00 35.51 0.00 790.67 21:09:01 33.93 0.00 33.93 0.00 941.44 21:10:01 25.83 0.02 25.81 0.13 648.69 21:11:01 23.08 0.00 23.08 0.00 571.90 21:12:01 49.24 0.00 49.24 0.00 1089.02 21:13:01 42.44 2.38 40.06 96.38 1132.74 21:14:01 67.34 4.03 63.31 151.17 25437.09 21:15:01 163.11 3.62 159.49 96.92 20914.51 21:16:01 54.67 7.68 46.99 231.43 16973.97 Average: 61.97 4.79 57.18 248.55 7670.03 21:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:05:02 12311652 14305076 4113316 25.04 75300 2105488 2130508 12.19 1964696 1904044 78656 21:06:01 11774796 13777672 4650172 28.31 75544 2114408 2162604 12.38 2516668 1887148 428 21:07:01 11747712 13769628 4677256 28.48 75944 2132064 2162604 12.38 2524956 1904732 172 21:08:01 11843840 13885696 4581128 27.89 76536 2150036 2054708 11.76 2407236 1922696 276 21:09:01 11821612 13885064 4603356 28.03 76952 2170184 2054708 11.76 2407776 1942848 236 21:10:01 11839576 13918116 4585392 27.92 77384 2183896 2054708 11.76 2373704 1956544 172 21:11:01 11824824 13916996 4600144 28.01 77812 2196140 2054708 11.76 2374140 1968796 384 21:12:01 11795656 13915076 4629312 28.18 78992 2219644 2054708 11.76 2375392 1992292 816 21:13:01 10374152 12755520 6050816 36.84 80724 2473832 3164648 18.11 3546484 2228108 228624 21:14:01 8775648 12158424 7649320 46.57 96000 3364980 3730704 21.35 4366364 2901584 383004 21:15:01 6779880 10493092 9645088 58.72 100352 3676044 5333392 30.52 6442524 2802224 86964 21:16:01 11391388 15517416 5033580 30.65 105456 4070880 764620 4.38 1660936 2973272 26752 Average: 11023395 13524815 5401573 32.89 83083 2571466 2476885 14.18 2913406 2198691 67207 21:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:05:02 ens3 261.61 212.16 2846.91 32.80 0.00 0.00 0.00 0.00 21:05:02 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 21:06:01 ens3 2.07 1.59 0.94 1.92 0.00 0.00 0.00 0.00 21:06:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:07:01 ens3 0.27 0.13 0.07 0.32 0.00 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 ens3 0.32 0.27 0.07 0.45 0.00 0.00 0.00 0.00 21:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:09:01 ens3 0.37 0.27 0.14 0.50 0.00 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 ens3 0.38 0.23 0.13 0.35 0.00 0.00 0.00 0.00 21:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:11:01 ens3 0.17 0.08 0.06 0.13 0.00 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 ens3 0.35 0.32 0.07 0.51 0.00 0.00 0.00 0.00 21:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:13:01 ens3 19.73 19.71 128.90 4.38 0.00 0.00 0.00 0.00 21:13:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 21:14:01 ens3 1.97 1.57 0.50 0.67 0.00 0.00 0.00 0.00 21:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:15:01 ens3 94.92 85.87 951.53 14.59 0.00 0.00 0.00 0.00 21:15:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 21:16:01 ens3 67.96 62.92 336.91 29.19 0.00 0.00 0.00 0.00 21:16:01 lo 2.33 2.33 13.63 13.63 0.00 0.00 0.00 0.00 Average: ens3 37.62 32.19 356.74 7.17 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 1.15 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1101) 05/18/26 _x86_64_ (4 CPU) 21:03:14 LINUX RESTART (4 CPU) 21:04:01 CPU %user %nice %system %iowait %steal %idle 21:05:02 all 36.08 0.00 2.41 1.37 0.08 60.06 21:05:02 0 34.56 0.00 2.96 1.27 0.08 61.13 21:05:02 1 41.22 0.00 2.17 0.52 0.07 56.02 21:05:02 2 27.51 0.00 2.07 0.83 0.07 69.53 21:05:02 3 41.08 0.00 2.40 2.87 0.08 53.57 21:06:01 all 39.72 0.00 0.26 0.04 0.06 59.92 21:06:01 0 20.02 0.00 0.25 0.00 0.05 79.68 21:06:01 1 17.81 0.00 0.27 0.02 0.05 81.85 21:06:01 2 24.44 0.00 0.20 0.15 0.03 75.17 21:06:01 3 96.49 0.00 0.32 0.00 0.08 3.10 21:07:01 all 34.39 0.00 0.11 0.00 0.04 65.46 21:07:01 0 24.06 0.00 0.07 0.00 0.05 75.82 21:07:01 1 1.09 0.00 0.03 0.00 0.02 98.86 21:07:01 2 12.77 0.00 0.12 0.00 0.02 87.10 21:07:01 3 99.53 0.00 0.20 0.00 0.08 0.18 21:08:01 all 27.90 0.00 0.08 0.00 0.04 71.98 21:08:01 0 1.45 0.00 0.05 0.00 0.02 98.48 21:08:01 1 5.81 0.00 0.02 0.00 0.02 94.16 21:08:01 2 4.82 0.00 0.08 0.02 0.02 95.07 21:08:01 3 99.43 0.00 0.15 0.00 0.07 0.35 21:09:01 all 27.28 0.00 0.08 0.00 0.03 72.62 21:09:01 0 1.35 0.00 0.03 0.00 0.03 98.58 21:09:01 1 5.22 0.00 0.07 0.00 0.02 94.69 21:09:01 2 3.02 0.00 0.03 0.00 0.03 96.92 21:09:01 3 99.47 0.00 0.15 0.00 0.08 0.30 21:10:01 all 26.38 0.00 0.05 0.00 0.04 73.53 21:10:01 0 0.68 0.00 0.08 0.00 0.02 99.22 21:10:01 1 0.30 0.00 0.02 0.00 0.02 99.67 21:10:01 2 4.62 0.00 0.07 0.02 0.02 95.28 21:10:01 3 99.80 0.00 0.07 0.00 0.08 0.05 21:11:01 all 26.19 0.00 0.05 0.00 0.03 73.73 21:11:01 0 0.57 0.00 0.02 0.00 0.03 99.38 21:11:01 1 0.83 0.00 0.02 0.00 0.00 99.15 21:11:01 2 3.59 0.00 0.07 0.00 0.02 96.33 21:11:01 3 99.78 0.00 0.12 0.00 0.08 0.02 21:12:01 all 26.31 0.00 0.11 0.00 0.03 73.54 21:12:01 0 0.75 0.00 0.03 0.00 0.02 99.20 21:12:01 1 0.32 0.00 0.02 0.00 0.02 99.65 21:12:01 2 4.60 0.00 0.07 0.00 0.03 95.30 21:12:01 3 99.43 0.00 0.28 0.00 0.07 0.22 21:13:01 all 42.51 0.00 0.71 0.02 0.06 56.70 21:13:01 0 27.69 0.00 0.50 0.00 0.08 71.73 21:13:01 1 21.80 0.00 0.22 0.05 0.05 77.89 21:13:01 2 36.77 0.00 1.25 0.03 0.05 61.89 21:13:01 3 83.73 0.00 0.88 0.02 0.08 15.29 21:14:01 all 57.80 0.00 2.04 1.61 0.08 38.47 21:14:01 0 61.33 0.00 1.10 0.22 0.07 37.29 21:14:01 1 36.35 0.00 0.81 5.81 0.08 56.94 21:14:01 2 67.29 0.00 3.02 0.05 0.10 29.54 21:14:01 3 66.34 0.00 3.24 0.35 0.07 30.00 21:15:01 all 52.88 0.00 2.42 3.96 0.23 40.51 21:15:01 0 57.74 0.00 1.53 2.85 0.12 37.76 21:15:01 1 45.29 0.00 1.63 1.06 0.60 51.42 21:15:01 2 47.22 0.00 2.54 10.96 0.12 39.17 21:15:01 3 61.13 0.00 3.96 0.89 0.13 33.89 21:15:01 CPU %user %nice %system %iowait %steal %idle 21:16:01 all 30.58 0.00 2.05 0.81 0.07 66.49 21:16:01 0 31.49 0.00 1.55 0.17 0.05 66.74 21:16:01 1 37.89 0.00 2.83 0.47 0.08 58.73 21:16:01 2 25.49 0.00 2.07 1.97 0.07 70.40 21:16:01 3 27.44 0.00 1.72 0.67 0.05 70.12 Average: all 35.65 0.00 0.86 0.65 0.07 62.77 Average: 0 21.80 0.00 0.68 0.38 0.05 77.09 Average: 1 17.79 0.00 0.67 0.66 0.08 80.79 Average: 2 21.83 0.00 0.97 1.17 0.05 75.99 Average: 3 81.14 0.00 1.12 0.40 0.08 17.26