---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18663 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 9.0G 69G 12% / 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 600 12584 0 2854 15111 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:9f:1d:20 brd ff:ff:ff:ff:ff:ff inet 10.30.106.135/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe9f:1d20/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18663) 09/07/26 _x86_64_ (4 CPU) 23:26:14 LINUX RESTART (4 CPU) 23:27:01 tps rtps wtps bread/s bwrtn/s 23:28:01 129.25 11.53 117.71 281.95 14051.26 23:29:01 31.39 0.03 31.36 0.27 4100.92 23:30:01 21.60 4.78 16.81 127.58 912.78 23:31:01 31.18 3.13 28.05 343.68 4455.26 23:32:01 30.63 3.87 26.76 168.11 3846.83 Average: 48.81 4.67 44.14 184.32 5473.41 23:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:28:01 13627560 15439596 2797400 17.03 71972 1930256 1159992 6.64 795388 1767424 100152 23:29:01 13504608 15334292 2920352 17.78 73720 1945076 1159992 6.64 901836 1780732 352 23:30:01 13314572 15176288 3110388 18.94 76692 1971984 1217752 6.97 1067012 1801684 4160 23:31:01 12396500 14397856 4028460 24.53 80292 2103788 2007612 11.49 1865336 1910076 7112 23:32:01 12900576 15486312 3524384 21.46 84256 2674260 820548 4.70 996264 2258584 493728 Average: 13148763 15166869 3276197 19.95 77386 2125073 1273179 7.29 1125167 1903700 121101 23:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:28:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 23:28:01 ens3 146.14 101.88 1095.29 23.01 0.00 0.00 0.00 0.00 23:29:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:29:01 ens3 53.09 45.44 217.90 7.57 0.00 0.00 0.00 0.00 23:30:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 ens3 85.07 67.84 337.31 16.64 0.00 0.00 0.00 0.00 23:31:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:31:01 ens3 1620.00 1164.89 2122.84 431.93 0.00 0.00 0.00 0.00 23:32:01 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 23:32:01 ens3 301.63 249.83 817.58 139.10 0.00 0.00 0.00 0.00 Average: lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 441.19 325.98 918.19 123.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18663) 09/07/26 _x86_64_ (4 CPU) 23:26:14 LINUX RESTART (4 CPU) 23:27:01 CPU %user %nice %system %iowait %steal %idle 23:28:01 all 20.95 0.00 1.52 1.06 0.01 76.46 23:28:01 0 28.55 0.00 1.50 0.47 0.00 69.48 23:28:01 1 11.14 0.00 0.96 0.60 0.02 87.29 23:28:01 2 22.79 0.00 2.12 2.77 0.02 72.30 23:28:01 3 21.34 0.00 1.51 0.42 0.02 76.72 23:29:01 all 3.04 0.00 0.28 0.10 0.00 96.57 23:29:01 0 3.55 0.00 0.12 0.00 0.00 96.33 23:29:01 1 2.55 0.00 0.47 0.02 0.00 96.97 23:29:01 2 1.60 0.00 0.18 0.33 0.00 97.88 23:29:01 3 4.46 0.00 0.35 0.05 0.00 95.14 23:30:01 all 5.53 0.00 0.39 0.06 0.00 94.01 23:30:01 0 4.20 0.00 0.88 0.20 0.02 94.70 23:30:01 1 4.99 0.00 0.17 0.00 0.00 94.84 23:30:01 2 6.35 0.00 0.28 0.05 0.00 93.32 23:30:01 3 6.63 0.00 0.20 0.00 0.00 93.17 23:31:01 all 35.56 0.00 7.99 0.08 0.02 56.35 23:31:01 0 26.84 0.00 5.35 0.08 0.00 67.72 23:31:01 1 33.20 0.00 10.15 0.02 0.02 56.62 23:31:01 2 31.82 0.00 10.99 0.05 0.02 57.12 23:31:01 3 50.33 0.00 5.51 0.15 0.03 43.98 23:32:01 all 41.40 0.00 2.09 0.11 0.02 56.39 23:32:01 0 41.10 0.00 1.65 0.13 0.02 57.09 23:32:01 1 49.96 0.00 2.99 0.03 0.03 46.98 23:32:01 2 35.91 0.00 1.94 0.13 0.02 62.01 23:32:01 3 38.60 0.00 1.77 0.13 0.02 59.48 Average: all 21.28 0.00 2.45 0.28 0.01 75.97 Average: 0 20.83 0.00 1.90 0.18 0.01 77.09 Average: 1 20.35 0.00 2.94 0.13 0.01 76.56 Average: 2 19.68 0.00 3.10 0.67 0.01 76.54 Average: 3 24.26 0.00 1.87 0.15 0.01 73.71