---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1985 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 8.4G 70G 11% / 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 615 13280 0 2143 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:32:b5:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe32:b5c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1985) 11/02/26 _x86_64_ (4 CPU) 09:30:05 LINUX RESTART (4 CPU) 09:31:02 tps rtps wtps bread/s bwrtn/s 09:32:01 141.72 11.07 130.66 259.48 16680.02 09:33:01 3.30 0.00 3.30 0.00 208.37 09:34:01 19.33 4.63 14.70 132.91 1853.56 Average: 54.30 5.20 49.10 130.08 6189.04 09:31:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:32:01 13465016 15269228 2959952 18.02 72168 1921704 1226400 7.02 959520 1764724 4924 09:33:01 13465424 15269564 2959544 18.02 72244 1921716 1226400 7.02 959512 1764724 16 09:34:01 13559628 15432980 2865340 17.45 74640 1987028 876008 5.01 811912 1814680 23372 Average: 13496689 15323924 2928279 17.83 73017 1943483 1109603 6.35 910315 1781376 9437 09:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:32:01 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 09:32:01 ens3 109.02 84.32 1182.98 23.49 0.00 0.00 0.00 0.00 09:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:33:01 ens3 1.13 0.43 0.12 0.36 0.00 0.00 0.00 0.00 09:34:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 09:34:01 ens3 80.79 68.49 781.54 10.97 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 63.39 50.90 651.93 11.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1985) 11/02/26 _x86_64_ (4 CPU) 09:30:05 LINUX RESTART (4 CPU) 09:31:02 CPU %user %nice %system %iowait %steal %idle 09:32:01 all 14.89 0.00 1.09 1.13 0.00 82.88 09:32:01 0 26.70 0.00 1.70 0.53 0.02 71.06 09:32:01 1 12.34 0.00 0.77 2.03 0.00 84.87 09:32:01 2 7.37 0.00 0.73 0.25 0.00 91.64 09:32:01 3 13.12 0.00 1.16 1.73 0.02 83.98 09:33:01 all 0.01 0.00 0.02 0.03 0.00 99.94 09:33:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:33:01 1 0.02 0.00 0.02 0.07 0.00 99.90 09:33:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:33:01 3 0.00 0.00 0.02 0.03 0.00 99.95 09:34:01 all 9.17 0.00 0.49 0.07 0.01 90.27 09:34:01 0 6.24 0.00 0.25 0.05 0.00 93.46 09:34:01 1 3.94 0.00 0.57 0.10 0.00 95.39 09:34:01 2 11.34 0.00 0.35 0.00 0.00 88.31 09:34:01 3 15.13 0.00 0.78 0.13 0.02 83.93 Average: all 7.98 0.00 0.53 0.40 0.00 91.08 Average: 0 10.90 0.00 0.65 0.19 0.01 88.26 Average: 1 5.39 0.00 0.45 0.72 0.00 93.43 Average: 2 6.24 0.00 0.37 0.08 0.00 93.31 Average: 3 9.39 0.00 0.65 0.63 0.01 89.32