---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3666 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 410 1241 0 2292 3266 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:28:10:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.205/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe28:10d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3666) 01/13/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 120.10 67.24 52.86 4544.18 21013.83 23:20:01 88.10 29.05 59.06 1623.20 11025.36 23:21:01 10.66 0.00 10.66 0.00 483.39 23:22:01 37.21 10.58 26.63 721.35 3121.48 23:23:01 37.58 4.43 33.14 188.64 3221.60 Average: 58.73 22.26 36.47 1415.47 7773.13 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1781944 3352488 2256708 55.88 49052 1677684 609288 11.98 566896 1516880 154192 23:20:01 1480924 3237916 2557728 63.33 58316 1846572 711664 13.99 698344 1670488 5588 23:21:01 1461804 3225112 2576848 63.80 59312 1851028 725088 14.25 711444 1674056 1624 23:22:01 641508 2515512 3397144 84.12 62060 1955320 1365640 26.84 1454276 1739552 3032 23:23:01 1296572 3363956 2742080 67.90 68652 2137028 574204 11.29 684504 1847040 143400 Average: 1332550 3138997 2706102 67.01 59478 1893526 797177 15.67 823093 1689603 61567 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:19:01 ens3 392.20 263.42 1418.35 64.76 0.00 0.00 0.00 0.00 23:20:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 127.28 117.31 874.81 25.31 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 55.17 79.97 72.03 12.99 0.00 0.00 0.00 0.00 23:22:01 lo 25.61 25.61 9.22 9.22 0.00 0.00 0.00 0.00 23:22:01 ens3 250.06 282.45 1364.27 43.16 0.00 0.00 0.00 0.00 23:23:01 lo 93.77 93.77 27.00 27.00 0.00 0.00 0.00 0.00 23:23:01 ens3 252.02 273.62 1133.07 53.93 0.00 0.00 0.00 0.00 Average: lo 24.41 24.41 7.30 7.30 0.00 0.00 0.00 0.00 Average: ens3 215.35 203.36 972.50 40.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3666) 01/13/24 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.49 0.00 1.89 3.20 0.05 73.37 23:19:01 0 10.41 0.00 1.20 0.64 0.03 87.71 23:19:01 1 10.86 0.00 1.49 4.39 0.03 83.23 23:19:01 2 30.65 0.00 2.18 5.66 0.07 61.45 23:19:01 3 34.24 0.00 2.67 2.12 0.05 60.92 23:20:01 all 16.90 0.00 0.94 1.94 0.04 80.19 23:20:01 0 11.14 0.00 0.67 0.64 0.03 87.51 23:20:01 1 13.01 0.00 0.83 0.57 0.05 85.54 23:20:01 2 34.77 0.00 1.65 3.61 0.05 59.92 23:20:01 3 8.76 0.00 0.62 2.95 0.03 87.63 23:21:01 all 4.77 0.00 0.18 0.08 0.03 94.94 23:21:01 0 5.26 0.00 0.15 0.00 0.05 94.54 23:21:01 1 5.91 0.00 0.35 0.00 0.03 93.70 23:21:01 2 2.12 0.00 0.03 0.22 0.02 97.62 23:21:01 3 5.78 0.00 0.20 0.12 0.02 93.89 23:22:01 all 27.34 0.00 0.97 0.35 0.05 71.29 23:22:01 0 24.63 0.00 0.87 0.08 0.05 74.37 23:22:01 1 24.78 0.00 0.54 0.23 0.03 74.41 23:22:01 2 29.00 0.00 1.17 0.77 0.03 69.04 23:22:01 3 30.94 0.00 1.32 0.33 0.07 67.34 23:23:01 all 25.84 0.00 1.24 0.49 0.05 72.38 23:23:01 0 43.81 0.00 1.67 0.10 0.07 54.35 23:23:01 1 22.20 0.00 0.97 0.03 0.05 76.75 23:23:01 2 22.39 0.00 1.33 0.43 0.07 75.78 23:23:01 3 14.92 0.00 1.01 1.38 0.05 82.65 Average: all 19.25 0.00 1.05 1.21 0.04 78.45 Average: 0 18.96 0.00 0.91 0.29 0.05 79.79 Average: 1 15.35 0.00 0.83 1.04 0.04 82.73 Average: 2 23.78 0.00 1.27 2.13 0.05 72.77 Average: 3 18.92 0.00 1.16 1.38 0.04 78.49