---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1072 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 470 3884 0 3620 7206 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:7b:c7:48 brd ff:ff:ff:ff:ff:ff inet 10.32.6.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe7b:c748/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1072) 10/24/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 141.54 55.33 86.20 3625.99 23398.88 20:25:01 128.23 36.43 91.80 2246.69 53274.05 20:26:01 13.75 0.98 12.76 20.80 564.44 20:27:01 38.09 10.43 27.66 733.74 3710.58 20:28:01 1.57 0.03 1.53 0.27 62.92 20:29:01 38.24 4.33 33.91 176.10 3048.29 Average: 60.24 17.92 42.31 1134.00 14010.12 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5881804 7458644 2285616 27.98 49552 1697512 647172 7.02 529028 1575372 197868 20:25:01 4210888 7243228 3956532 48.44 60268 3115096 824832 8.95 771244 2949356 5504 20:26:01 4191236 7233968 3976184 48.68 62872 3121540 842440 9.14 781596 2954624 2160 20:27:01 3200584 6369744 4966836 60.81 65396 3241560 1625660 17.64 1680296 3034700 1408 20:28:01 3124740 6293980 5042680 61.74 65448 3241564 1838148 19.95 1757596 3032304 88 20:29:01 3985176 7383284 4182244 51.21 70704 3456832 684088 7.42 759824 3164272 164796 Average: 4099071 6997141 4068349 49.81 62373 2979017 1077057 11.69 1046597 2785105 61971 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:24:01 ens3 377.72 246.92 1773.72 68.53 0.00 0.00 0.00 0.00 20:25:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 20:25:01 ens3 1031.44 618.56 20624.42 63.13 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 61.51 92.73 58.40 21.10 0.00 0.00 0.00 0.00 20:27:01 lo 5.32 5.32 2.14 2.14 0.00 0.00 0.00 0.00 20:27:01 ens3 203.32 232.71 1581.75 40.93 0.00 0.00 0.00 0.00 20:28:01 lo 13.95 13.95 3.51 3.51 0.00 0.00 0.00 0.00 20:28:01 ens3 4.00 3.32 0.91 1.05 0.00 0.00 0.00 0.00 20:29:01 lo 11.06 11.06 2.40 2.40 0.00 0.00 0.00 0.00 20:29:01 ens3 209.27 221.11 1090.14 55.11 0.00 0.00 0.00 0.00 Average: lo 5.52 5.52 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 314.54 235.89 4188.16 41.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1072) 10/24/26 _x86_64_ (4 CPU) 20:22:52 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 22.46 0.00 1.96 4.10 0.06 71.41 20:24:01 0 16.11 0.00 1.12 1.25 0.03 81.49 20:24:01 1 26.26 0.00 2.43 11.21 0.07 60.04 20:24:01 2 38.42 0.00 2.73 1.14 0.10 57.61 20:24:01 3 9.15 0.00 1.61 2.81 0.03 86.39 20:25:01 all 19.45 0.00 1.74 2.89 0.06 75.85 20:25:01 0 16.37 0.00 2.77 3.99 0.05 76.82 20:25:01 1 13.64 0.00 0.90 2.53 0.05 82.88 20:25:01 2 35.26 0.00 1.86 2.63 0.10 60.15 20:25:01 3 12.50 0.00 1.40 2.44 0.07 83.59 20:26:01 all 4.60 0.00 0.28 0.08 0.03 95.01 20:26:01 0 7.96 0.00 0.73 0.10 0.05 91.16 20:26:01 1 1.92 0.00 0.17 0.18 0.02 97.71 20:26:01 2 0.30 0.00 0.12 0.00 0.02 99.56 20:26:01 3 8.22 0.00 0.13 0.00 0.05 91.60 20:27:01 all 28.27 0.00 0.95 0.46 0.07 70.25 20:27:01 0 27.67 0.00 0.69 0.37 0.08 71.19 20:27:01 1 28.41 0.00 0.99 0.25 0.07 70.29 20:27:01 2 26.56 0.00 0.70 0.42 0.07 72.25 20:27:01 3 30.45 0.00 1.42 0.84 0.08 67.20 20:28:01 all 2.87 0.00 0.31 0.01 0.02 96.78 20:28:01 0 2.80 0.00 0.35 0.00 0.02 96.83 20:28:01 1 3.55 0.00 0.22 0.00 0.03 96.20 20:28:01 2 2.55 0.00 0.30 0.00 0.02 97.13 20:28:01 3 2.59 0.00 0.35 0.05 0.02 96.99 20:29:01 all 18.81 0.00 1.31 0.45 0.06 79.38 20:29:01 0 13.63 0.00 1.69 1.37 0.07 83.25 20:29:01 1 11.14 0.00 0.75 0.23 0.03 87.85 20:29:01 2 28.65 0.00 1.27 0.03 0.07 69.98 20:29:01 3 21.80 0.00 1.52 0.15 0.07 76.46 Average: all 16.07 0.00 1.09 1.33 0.05 81.45 Average: 0 14.08 0.00 1.22 1.18 0.05 83.46 Average: 1 14.15 0.00 0.91 2.40 0.04 82.50 Average: 2 21.95 0.00 1.16 0.70 0.06 76.13 Average: 3 14.11 0.00 1.07 1.05 0.05 83.72