---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4547 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 nrip_save 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 676K 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 635 12606 0 2798 15079 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:57:fc:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe57:fcd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4547) 04/08/26 _x86_64_ (4 CPU) 03:04:53 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 353.84 27.66 326.18 1000.10 63959.34 03:07:01 112.65 15.60 97.05 412.06 12792.93 03:08:01 27.35 3.18 24.16 341.94 5092.88 03:09:01 39.31 8.07 31.24 205.03 4534.04 Average: 133.29 13.63 119.66 489.79 21594.80 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13842500 15494440 2582460 15.72 67620 1780716 877092 5.02 729516 1629564 227192 03:07:01 13301268 15113060 3123692 19.02 81920 1917568 1242880 7.11 1135624 1746092 23492 03:08:01 12261620 14211760 4163340 25.35 85156 2048580 2236136 12.80 2056780 1853664 7588 03:09:01 12959232 15488100 3465728 21.10 89992 2613296 851272 4.87 998640 2200276 478996 Average: 13091155 15076840 3333805 20.30 81172 2090040 1301845 7.45 1230140 1857399 184317 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 432.81 244.58 1929.30 74.26 0.00 0.00 0.00 0.00 03:06:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 294.05 249.84 1429.00 62.52 0.00 0.00 0.00 0.00 03:07:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:08:01 ens3 2354.27 1417.86 2253.37 501.46 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 631.86 430.31 847.31 1870.33 0.00 0.00 0.00 0.00 03:09:01 lo 2.95 2.95 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 928.25 585.65 1614.74 627.14 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4547) 04/08/26 _x86_64_ (4 CPU) 03:04:53 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 21.51 0.00 1.85 3.51 0.08 73.05 03:06:01 0 14.24 0.00 2.40 5.67 0.08 77.62 03:06:01 1 26.61 0.00 1.77 0.87 0.07 70.69 03:06:01 2 33.10 0.00 2.12 1.35 0.12 63.30 03:06:01 3 12.03 0.00 1.12 6.15 0.07 80.63 03:07:01 all 19.76 0.00 1.56 0.46 0.08 78.13 03:07:01 0 20.63 0.00 1.47 1.42 0.07 76.41 03:07:01 1 21.06 0.00 1.99 0.20 0.08 76.66 03:07:01 2 20.78 0.00 1.37 0.18 0.07 77.60 03:07:01 3 16.62 0.00 1.42 0.02 0.10 81.84 03:08:01 all 38.36 0.00 6.08 0.06 0.09 55.41 03:08:01 0 35.15 0.00 2.41 0.03 0.08 62.32 03:08:01 1 63.10 0.00 7.79 0.07 0.12 28.92 03:08:01 2 31.40 0.00 10.04 0.05 0.10 58.41 03:08:01 3 23.85 0.00 4.07 0.10 0.08 71.90 03:09:01 all 42.23 0.00 2.24 0.19 0.10 55.24 03:09:01 0 33.91 0.00 2.70 0.02 0.10 63.27 03:09:01 1 41.23 0.00 1.89 0.45 0.08 56.35 03:09:01 2 41.88 0.00 2.14 0.15 0.10 55.74 03:09:01 3 51.89 0.00 2.25 0.12 0.12 45.62 Average: all 30.47 0.00 2.93 1.05 0.09 65.45 Average: 0 26.00 0.00 2.25 1.78 0.08 69.89 Average: 1 37.98 0.00 3.35 0.40 0.09 58.18 Average: 2 31.80 0.00 3.92 0.43 0.10 63.76 Average: 3 26.12 0.00 2.22 1.59 0.09 69.98