---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1518 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 605 12964 0 2470 15104 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:d4:03:27 brd ff:ff:ff:ff:ff:ff inet 10.30.107.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85635sec preferred_lft 85635sec inet6 fe80::f816:3eff:fed4:327/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1518) 09/15/26 _x86_64_ (4 CPU) 07:10:52 LINUX RESTART (4 CPU) 07:11:01 tps rtps wtps bread/s bwrtn/s 07:12:02 354.75 54.03 300.72 3616.39 26270.71 07:13:01 96.75 11.20 85.54 291.48 26806.03 07:14:01 11.80 0.02 11.78 0.13 14599.03 07:15:01 11.81 0.00 11.81 0.00 14482.52 07:16:01 10.21 0.00 10.21 0.00 11670.85 07:17:01 2.00 0.02 1.98 0.13 569.77 07:18:01 10.78 0.00 10.78 0.00 1894.04 07:19:01 4.45 0.00 4.45 0.00 998.23 07:20:01 2.75 0.00 2.75 0.00 510.85 07:21:01 4.05 0.00 4.05 0.00 904.25 07:22:01 114.08 0.55 113.53 21.20 7552.07 07:23:01 122.21 5.97 116.25 223.83 10978.70 Average: 62.09 5.98 56.12 346.21 9746.19 07:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:12:02 13825812 15484284 2599156 15.82 65176 1792912 873044 5.00 736060 1644928 201544 07:13:01 13717188 15556292 2707780 16.49 80240 1947704 764068 4.37 672500 1798160 2580 07:14:01 13680432 15543472 2744536 16.71 92740 1955200 780132 4.46 693708 1805648 16248 07:15:01 13659520 15537084 2765448 16.84 102548 1957456 780132 4.46 707072 1807916 3888 07:16:01 13640100 15532568 2784868 16.96 113208 1959204 800900 4.58 719900 1809628 2144 07:17:01 13627012 15528884 2797956 17.03 120832 1959852 800900 4.58 728648 1810264 3304 07:18:01 13595924 15524060 2829044 17.22 128576 1974140 800900 4.58 739176 1824544 5176 07:19:01 13582072 15520700 2842896 17.31 136832 1974924 800900 4.58 748836 1825264 1336 07:20:01 13571348 15519140 2853620 17.37 144012 1975356 800900 4.58 755836 1825736 3196 07:21:01 13550292 15516956 2874676 17.50 152820 1981676 800900 4.58 764668 1832072 17348 07:22:01 13240492 15421456 3184476 19.39 245296 2047760 1128968 6.46 958716 1889236 159300 07:23:01 13277120 15467300 3147848 19.17 253476 2086768 839352 4.80 940568 1909424 32964 Average: 13580609 15512683 2844359 17.32 136313 1967746 830925 4.76 763807 1815235 37419 07:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:12:02 ens3 354.47 253.00 2474.42 75.95 0.00 0.00 0.00 0.00 07:12:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 07:13:01 ens3 247.65 222.47 783.64 61.06 0.00 0.00 0.00 0.00 07:13:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 07:14:01 ens3 302.52 324.11 384.18 98.08 0.00 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 ens3 198.00 192.27 317.30 53.02 0.00 0.00 0.00 0.00 07:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:16:01 ens3 196.48 192.48 279.41 55.40 0.00 0.00 0.00 0.00 07:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 ens3 139.93 133.19 254.86 39.01 0.00 0.00 0.00 0.00 07:17:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:18:01 ens3 297.27 343.85 323.64 98.92 0.00 0.00 0.00 0.00 07:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 ens3 172.74 151.72 419.95 42.37 0.00 0.00 0.00 0.00 07:19:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:20:01 ens3 144.68 129.08 367.34 36.01 0.00 0.00 0.00 0.00 07:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 ens3 219.46 236.93 298.51 68.73 0.00 0.00 0.00 0.00 07:21:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:22:01 ens3 248.26 307.22 229.13 90.41 0.00 0.00 0.00 0.00 07:22:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:23:01 ens3 595.48 571.62 1239.46 157.17 0.00 0.00 0.00 0.00 07:23:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 259.76 254.88 614.11 73.03 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1518) 09/15/26 _x86_64_ (4 CPU) 07:10:52 LINUX RESTART (4 CPU) 07:11:01 CPU %user %nice %system %iowait %steal %idle 07:12:02 all 21.77 0.00 2.03 3.38 0.01 72.81 07:12:02 0 25.20 0.00 2.30 6.78 0.02 65.70 07:12:02 1 17.98 0.00 1.95 1.32 0.00 78.76 07:12:02 2 36.16 0.00 2.46 1.41 0.00 59.97 07:12:02 3 7.82 0.00 1.39 4.02 0.00 86.77 07:13:01 all 4.48 0.00 0.98 0.86 0.00 93.68 07:13:01 0 2.45 0.00 0.70 1.51 0.00 95.34 07:13:01 1 2.00 0.00 0.78 1.59 0.00 95.63 07:13:01 2 11.14 0.00 1.59 0.26 0.02 87.00 07:13:01 3 2.38 0.00 0.87 0.05 0.00 96.70 07:14:01 all 0.83 0.00 0.70 0.34 0.01 98.12 07:14:01 0 0.77 0.00 0.67 1.31 0.02 97.23 07:14:01 1 1.87 0.00 1.49 0.07 0.02 96.55 07:14:01 2 0.20 0.00 0.33 0.00 0.00 99.46 07:14:01 3 0.47 0.00 0.32 0.00 0.02 99.20 07:15:01 all 0.64 0.00 0.46 0.35 0.00 98.56 07:15:01 0 0.27 0.00 0.25 1.30 0.00 98.18 07:15:01 1 1.91 0.00 1.22 0.07 0.00 96.80 07:15:01 2 0.30 0.00 0.30 0.00 0.00 99.40 07:15:01 3 0.05 0.00 0.02 0.00 0.02 99.92 07:16:01 all 1.07 0.00 0.49 0.30 0.01 98.14 07:16:01 0 0.27 0.00 0.22 1.07 0.02 98.43 07:16:01 1 1.83 0.00 1.53 0.10 0.03 96.51 07:16:01 2 0.28 0.00 0.22 0.00 0.02 99.48 07:16:01 3 1.89 0.00 0.00 0.00 0.00 98.11 07:17:01 all 0.87 0.00 0.32 0.03 0.00 98.77 07:17:01 0 0.30 0.00 0.18 0.02 0.02 99.48 07:17:01 1 0.55 0.00 0.38 0.10 0.00 98.96 07:17:01 2 0.97 0.00 0.69 0.02 0.02 98.31 07:17:01 3 1.63 0.00 0.03 0.00 0.00 98.34 07:18:01 all 0.85 0.00 0.70 0.08 0.01 98.36 07:18:01 0 1.00 0.00 0.77 0.10 0.02 98.11 07:18:01 1 0.03 0.00 0.15 0.18 0.00 99.63 07:18:01 2 2.28 0.00 1.89 0.02 0.02 95.79 07:18:01 3 0.10 0.00 0.02 0.00 0.00 99.88 07:19:01 all 0.87 0.00 0.42 0.04 0.01 98.66 07:19:01 0 1.82 0.00 1.07 0.07 0.02 97.03 07:19:01 1 0.07 0.00 0.07 0.08 0.00 99.78 07:19:01 2 0.93 0.00 0.52 0.02 0.02 98.51 07:19:01 3 0.68 0.00 0.02 0.00 0.00 99.30 07:20:01 all 0.85 0.00 0.33 0.20 0.00 98.62 07:20:01 0 2.21 0.00 1.17 0.55 0.02 96.06 07:20:01 1 0.08 0.00 0.03 0.25 0.00 99.63 07:20:01 2 0.12 0.00 0.10 0.00 0.00 99.78 07:20:01 3 1.01 0.00 0.02 0.00 0.00 98.97 07:21:01 all 1.30 0.00 0.46 0.07 0.00 98.17 07:21:01 0 2.93 0.00 1.67 0.22 0.00 95.18 07:21:01 1 0.08 0.00 0.07 0.05 0.00 99.80 07:21:01 2 0.20 0.00 0.12 0.00 0.00 99.68 07:21:01 3 1.97 0.00 0.00 0.00 0.00 98.03 07:22:01 all 3.28 0.00 1.12 0.42 0.02 95.16 07:22:01 0 3.21 0.00 1.47 0.79 0.03 94.50 07:22:01 1 3.90 0.00 1.25 0.30 0.02 94.53 07:22:01 2 2.17 0.00 0.18 0.02 0.02 97.61 07:22:01 3 3.86 0.00 1.54 0.57 0.00 94.03 07:22:01 CPU %user %nice %system %iowait %steal %idle 07:23:01 all 22.52 0.00 10.22 0.34 0.02 66.91 07:23:01 0 19.52 0.00 12.21 0.54 0.02 67.70 07:23:01 1 21.60 0.00 8.83 0.41 0.03 69.13 07:23:01 2 21.22 0.00 8.26 0.10 0.02 70.41 07:23:01 3 27.70 0.00 11.44 0.32 0.03 60.51 Average: all 4.94 0.00 1.52 0.53 0.01 93.00 Average: 0 5.03 0.00 1.91 1.19 0.01 91.86 Average: 1 4.30 0.00 1.47 0.38 0.01 93.85 Average: 2 6.30 0.00 1.38 0.15 0.01 92.16 Average: 3 4.13 0.00 1.31 0.41 0.01 94.14