---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4954 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 12G 40% / 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 467 5219 0 2289 7223 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:f9:26:94 brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fef9:2694/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4954) 07/04/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 139.88 54.76 85.12 3594.87 40500.60 07:41:01 68.44 11.88 56.56 248.23 10288.95 07:42:01 81.52 5.80 75.72 382.87 11977.20 07:43:01 31.11 1.42 29.69 112.23 4220.46 Average: 80.23 18.46 61.77 1084.51 16746.28 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5990064 7415552 2177356 26.66 37032 1568564 698448 7.58 582868 1430520 86308 07:41:01 5689844 7415788 2477576 30.33 58136 1829216 815532 8.85 596568 1679264 156492 07:42:01 4760928 6696312 3406492 41.71 65072 2024460 1319580 14.32 1350804 1836528 6336 07:43:01 5351024 7398056 2816396 34.48 68684 2130612 676992 7.35 691344 1904832 24976 Average: 5447965 7231427 2719455 33.30 57231 1888213 877638 9.52 805396 1712786 68528 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 441.54 259.76 1444.47 67.04 0.00 0.00 0.00 0.00 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:41:01 ens3 68.99 52.36 522.96 12.86 0.00 0.00 0.00 0.00 07:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 489.32 462.66 3012.23 84.95 0.00 0.00 0.00 0.00 07:42:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:43:01 ens3 156.73 154.78 660.55 31.00 0.00 0.00 0.00 0.00 07:43:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 289.14 232.38 1410.02 48.96 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4954) 07/04/26 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 22.32 0.00 2.67 4.55 1.22 69.24 07:40:01 0 10.52 0.00 1.51 5.09 1.05 81.83 07:40:01 1 18.09 0.00 1.52 3.40 0.95 76.04 07:40:01 2 31.85 0.00 2.44 5.64 1.40 58.68 07:40:01 3 28.84 0.00 5.20 4.09 1.50 60.37 07:41:01 all 22.36 0.00 1.45 1.47 1.02 73.69 07:41:01 0 3.22 0.00 0.58 1.02 0.53 94.64 07:41:01 1 51.70 0.00 2.48 0.37 1.70 43.76 07:41:01 2 15.35 0.00 0.85 0.03 0.87 82.90 07:41:01 3 19.11 0.00 1.88 4.48 0.98 73.54 07:42:01 all 40.37 0.00 1.84 1.43 2.39 53.98 07:42:01 0 32.27 0.00 1.83 3.12 2.26 60.53 07:42:01 1 42.32 0.00 1.33 0.33 2.52 53.49 07:42:01 2 47.10 0.00 2.35 1.67 2.44 46.44 07:42:01 3 39.74 0.00 1.85 0.62 2.31 55.49 07:43:01 all 24.35 0.00 1.29 0.47 1.22 72.66 07:43:01 0 10.68 0.00 0.72 0.83 1.13 86.65 07:43:01 1 41.76 0.00 2.08 0.98 1.61 53.56 07:43:01 2 26.93 0.00 1.58 0.08 1.30 70.11 07:43:01 3 18.04 0.00 0.82 0.02 0.87 80.26 Average: all 27.34 0.00 1.81 1.98 1.46 67.40 Average: 0 14.14 0.00 1.16 2.51 1.24 80.94 Average: 1 38.47 0.00 1.85 1.27 1.69 56.71 Average: 2 30.30 0.00 1.80 1.85 1.50 64.54 Average: 3 26.43 0.00 2.44 2.30 1.42 67.41