---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-183 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: 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 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 8.9G 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 613 12642 0 2784 15098 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:0b:64:1c brd ff:ff:ff:ff:ff:ff inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe0b:641c/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-183) 10/08/26 _x86_64_ (4 CPU) 18:48:44 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:02 126.77 18.91 107.86 697.23 46186.34 18:51:01 141.03 29.35 111.68 1735.71 29965.90 18:52:01 71.14 11.41 59.73 813.20 9698.90 18:53:01 11.31 2.53 8.78 68.66 669.09 18:54:01 26.61 3.13 23.48 145.28 11662.65 Average: 75.15 13.01 62.14 688.51 19602.33 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:02 13831724 15528856 2593236 15.79 66672 1826936 799868 4.58 694092 1674568 277820 18:51:01 13516652 15399152 2908308 17.71 81476 1987440 972216 5.56 860240 1803400 12416 18:52:01 12055628 14237348 4369332 26.60 89768 2267868 2218244 12.69 2092980 2007492 6664 18:53:01 12163828 14361940 4261132 25.94 90608 2282880 1864036 10.67 1994664 1996272 5448 18:54:01 12959568 15474468 3465392 21.10 92280 2594036 847004 4.85 1050560 2141236 8740 Average: 12905480 15000353 3519480 21.43 84161 2191832 1340274 7.67 1338507 1924594 62218 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:02 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 18:50:02 ens3 92.87 58.53 1355.75 15.95 0.00 0.00 0.00 0.00 18:51:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 18:51:01 ens3 198.25 178.22 1027.65 54.05 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 363.56 307.98 3273.97 60.29 0.00 0.00 0.00 0.00 18:53:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:53:01 ens3 173.75 100.45 145.88 53.30 0.00 0.00 0.00 0.00 18:54:01 lo 1.65 1.65 1.01 1.01 0.00 0.00 0.00 0.00 18:54:01 ens3 177.32 106.53 265.53 1226.71 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 201.16 150.25 1214.42 282.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-183) 10/08/26 _x86_64_ (4 CPU) 18:48:44 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:02 all 17.95 0.00 1.35 5.85 0.00 74.84 18:50:02 0 34.40 0.00 2.36 7.53 0.00 55.71 18:50:02 1 9.36 0.00 1.02 0.80 0.00 88.82 18:50:02 2 10.94 0.00 0.94 10.71 0.00 77.41 18:50:02 3 17.12 0.00 1.12 4.37 0.00 77.39 18:51:01 all 15.73 0.00 1.69 1.15 0.00 81.42 18:51:01 0 21.49 0.00 1.68 1.68 0.02 75.14 18:51:01 1 13.59 0.00 1.44 0.41 0.00 84.56 18:51:01 2 15.44 0.00 2.16 0.65 0.02 81.73 18:51:01 3 12.36 0.00 1.47 1.92 0.00 84.25 18:52:01 all 60.48 0.00 2.32 0.18 0.03 36.99 18:52:01 0 68.44 0.00 2.86 0.13 0.03 28.53 18:52:01 1 60.75 0.00 1.74 0.13 0.03 37.34 18:52:01 2 62.52 0.00 2.72 0.27 0.02 34.48 18:52:01 3 50.23 0.00 1.97 0.18 0.02 47.59 18:53:01 all 73.09 0.00 2.41 0.05 0.03 24.41 18:53:01 0 77.96 0.00 2.11 0.02 0.03 19.88 18:53:01 1 72.07 0.00 2.73 0.03 0.03 25.13 18:53:01 2 63.69 0.00 2.15 0.07 0.02 34.07 18:53:01 3 78.66 0.00 2.65 0.10 0.05 18.54 18:54:01 all 33.29 0.00 2.25 0.23 0.03 64.21 18:54:01 0 33.88 0.00 1.80 0.05 0.03 64.24 18:54:01 1 37.67 0.00 2.06 0.02 0.02 60.24 18:54:01 2 31.49 0.00 3.16 0.80 0.03 64.51 18:54:01 3 30.15 0.00 1.95 0.05 0.00 67.85 Average: all 40.17 0.00 2.01 1.50 0.02 56.31 Average: 0 47.29 0.00 2.16 1.88 0.02 48.64 Average: 1 38.74 0.00 1.80 0.28 0.02 59.17 Average: 2 36.88 0.00 2.23 2.51 0.02 58.37 Average: 3 37.79 0.00 1.83 1.32 0.01 59.04