---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-236 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 568 12610 0 2860 15143 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:e5:f1:22 brd ff:ff:ff:ff:ff:ff inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fee5:f122/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-236) 10/09/26 _x86_64_ (4 CPU) 03:04:43 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 134.36 19.05 115.31 699.75 55375.04 03:07:01 126.54 15.54 111.00 413.49 15165.70 03:08:01 29.76 3.13 26.62 339.62 4996.33 03:09:01 31.38 4.45 26.93 172.50 4377.40 Average: 80.31 10.52 69.79 406.31 19998.13 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13911652 15533272 2513308 15.30 64392 1757476 809808 4.63 682624 1615184 195924 03:07:01 13298960 15166680 3126000 19.03 81856 1971260 1171240 6.70 1078240 1800924 11732 03:08:01 12418880 14431348 4006080 24.39 86684 2106184 1946164 11.14 1835056 1911800 5416 03:09:01 12913584 15504844 3511376 21.38 90512 2672056 811100 4.64 978848 2259748 473836 Average: 13135769 15159036 3289191 20.03 80861 2126744 1184578 6.78 1143692 1896914 171727 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 138.11 98.90 1385.56 14.15 0.00 0.00 0.00 0.00 03:06:02 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 03:07:01 ens3 238.57 220.06 1263.61 74.20 0.00 0.00 0.00 0.00 03:07:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 2546.03 1746.37 2329.93 568.97 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 760.44 436.54 917.73 1938.61 0.00 0.00 0.00 0.00 03:09:01 lo 2.82 2.82 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 923.71 627.21 1475.13 651.38 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-236) 10/09/26 _x86_64_ (4 CPU) 03:04:43 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 16.22 0.00 1.26 4.94 0.01 77.56 03:06:02 0 11.29 0.00 1.12 6.06 0.00 81.53 03:06:02 1 27.28 0.00 2.19 5.56 0.02 64.95 03:06:02 2 18.22 0.00 0.99 0.77 0.02 80.01 03:06:02 3 8.03 0.00 0.75 7.40 0.00 83.82 03:07:01 all 20.54 0.00 1.71 0.61 0.01 77.14 03:07:01 0 17.83 0.00 1.45 0.12 0.02 80.59 03:07:01 1 20.49 0.00 1.19 0.03 0.02 78.27 03:07:01 2 28.15 0.00 2.49 0.27 0.02 69.07 03:07:01 3 15.73 0.00 1.68 2.01 0.02 80.56 03:08:01 all 36.38 0.00 5.70 0.06 0.02 57.84 03:08:01 0 23.87 0.00 7.55 0.02 0.03 68.53 03:08:01 1 48.26 0.00 3.53 0.02 0.02 48.18 03:08:01 2 46.63 0.00 3.99 0.05 0.02 49.31 03:08:01 3 26.79 0.00 7.75 0.18 0.00 65.27 03:09:01 all 39.37 0.00 2.39 0.11 0.03 58.10 03:09:01 0 37.67 0.00 2.18 0.07 0.02 60.06 03:09:01 1 33.38 0.00 2.75 0.02 0.02 63.84 03:09:01 2 45.58 0.00 2.06 0.22 0.03 52.11 03:09:01 3 40.90 0.00 2.52 0.13 0.03 56.41 Average: all 28.16 0.00 2.77 1.43 0.02 67.62 Average: 0 22.70 0.00 3.09 1.56 0.02 72.64 Average: 1 32.40 0.00 2.42 1.41 0.02 63.75 Average: 2 34.66 0.00 2.38 0.33 0.02 62.61 Average: 3 22.91 0.00 3.18 2.43 0.01 71.47