---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4995 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 8.4G 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 558 13336 0 2144 15168 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:db:c7:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.211/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fedb:c7b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4995) 11/02/26 _x86_64_ (4 CPU) 11:02:30 LINUX RESTART (4 CPU) 11:03:01 tps rtps wtps bread/s bwrtn/s 11:04:01 148.23 14.66 133.57 314.43 40508.36 11:05:01 63.16 0.05 63.11 0.93 8757.47 11:06:01 1.82 0.00 1.82 0.00 20.93 Average: 71.07 4.90 66.17 105.13 16430.26 11:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:04:01 13557112 15348620 2867856 17.46 71172 1910624 1169736 6.69 878648 1754764 237472 11:05:01 13519316 15324184 2905652 17.69 72268 1922080 1169736 6.69 905048 1764380 228 11:06:01 13519644 15324468 2905324 17.69 72336 1922084 1169736 6.69 905016 1764384 176 Average: 13532024 15332424 2892944 17.61 71925 1918263 1169736 6.69 896237 1761176 79292 11:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:04:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 11:04:01 ens3 134.79 93.40 1800.68 17.94 0.00 0.00 0.00 0.00 11:05:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:05:01 ens3 20.25 20.76 156.90 5.09 0.00 0.00 0.00 0.00 11:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 ens3 1.17 0.28 0.16 0.05 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 52.07 38.15 652.64 7.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4995) 11/02/26 _x86_64_ (4 CPU) 11:02:30 LINUX RESTART (4 CPU) 11:03:01 CPU %user %nice %system %iowait %steal %idle 11:04:01 all 21.30 0.00 1.57 4.35 0.02 72.77 11:04:01 0 17.18 0.00 1.27 1.50 0.02 80.03 11:04:01 1 17.98 0.00 1.28 3.02 0.02 77.71 11:04:01 2 33.96 0.00 1.83 6.15 0.02 58.05 11:04:01 3 16.10 0.00 1.89 6.72 0.02 75.27 11:05:01 all 1.84 0.00 0.22 0.70 0.00 97.25 11:05:01 0 1.45 0.00 0.12 0.00 0.00 98.43 11:05:01 1 1.42 0.00 0.07 0.13 0.00 98.38 11:05:01 2 2.38 0.00 0.45 2.68 0.00 94.49 11:05:01 3 2.09 0.00 0.23 0.00 0.00 97.68 11:06:01 all 0.03 0.00 0.01 0.01 0.00 99.95 11:06:01 0 0.02 0.00 0.00 0.00 0.00 99.98 11:06:01 1 0.05 0.00 0.03 0.00 0.00 99.92 11:06:01 2 0.02 0.00 0.00 0.03 0.00 99.95 11:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 7.71 0.00 0.60 1.69 0.01 90.00 Average: 0 6.21 0.00 0.46 0.50 0.01 92.82 Average: 1 6.48 0.00 0.46 1.05 0.01 92.00 Average: 2 12.12 0.00 0.76 2.95 0.01 84.16 Average: 3 6.06 0.00 0.71 2.24 0.01 90.98