---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1412 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 418 1175 0 2350 3258 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f3:3e:89 brd ff:ff:ff:ff:ff:ff inet 10.32.6.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86013sec preferred_lft 86013sec inet6 fe80::f816:3eff:fef3:3e89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1412) 12/02/23 _x86_64_ (4 CPU) 10:03:52 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 120.66 67.57 53.09 4554.84 25187.80 10:06:01 76.33 29.55 46.77 1651.38 8361.43 10:07:01 28.03 0.02 28.01 0.13 4903.98 10:08:01 27.51 0.67 26.85 15.60 3105.35 10:09:01 29.45 10.33 19.11 717.61 809.73 10:10:01 41.50 4.50 37.00 188.67 6903.87 Average: 53.85 18.74 35.11 1186.78 8211.65 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 1823716 3386860 2214928 54.84 48896 1670304 587760 11.55 539032 1506332 143228 10:06:01 1429984 3236212 2608660 64.59 59212 1893344 729716 14.34 705224 1713496 132916 10:07:01 1417376 3229724 2621268 64.90 60228 1897660 737804 14.50 713160 1716716 1688 10:08:01 1296292 3194904 2742352 67.90 62136 1979436 765408 15.05 748836 1795344 2640 10:09:01 198904 2137900 3839740 95.07 63736 2015608 1803216 35.45 1839008 1791764 692 10:10:01 1265628 3397084 2773016 68.66 71116 2197352 552664 10.86 667000 1893620 53556 Average: 1238650 3097114 2799994 69.33 60887 1942284 862761 16.96 868710 1736212 55787 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:05:02 ens3 359.14 241.83 1437.99 68.28 0.00 0.00 0.00 0.00 10:06:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 10:06:01 ens3 147.16 124.88 1099.35 20.99 0.00 0.00 0.00 0.00 10:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:07:01 ens3 56.26 81.27 70.39 13.08 0.00 0.00 0.00 0.00 10:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:08:01 ens3 195.60 240.63 1368.07 32.78 0.00 0.00 0.00 0.00 10:09:01 lo 1119.40 1119.40 379.48 379.48 0.00 0.00 0.00 0.00 10:09:01 ens3 110.46 104.93 207.74 26.53 0.00 0.00 0.00 0.00 10:10:01 lo 12.77 12.77 1.90 1.90 0.00 0.00 0.00 0.00 10:10:01 ens3 209.42 200.77 767.78 40.95 0.00 0.00 0.00 0.00 Average: lo 189.76 189.76 63.79 63.79 0.00 0.00 0.00 0.00 Average: ens3 179.76 165.83 824.46 33.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1412) 12/02/23 _x86_64_ (4 CPU) 10:03:52 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 21.29 0.00 2.04 3.20 0.05 73.42 10:05:02 0 8.24 0.00 1.40 1.54 0.02 88.80 10:05:02 1 45.86 0.00 3.42 1.72 0.10 48.90 10:05:02 2 11.19 0.00 1.42 6.93 0.05 80.40 10:05:02 3 19.82 0.00 1.96 2.58 0.07 75.57 10:06:01 all 18.79 0.00 0.98 1.75 0.06 78.43 10:06:01 0 13.14 0.00 0.61 0.41 0.07 85.77 10:06:01 1 33.99 0.00 1.87 1.07 0.07 63.01 10:06:01 2 9.07 0.00 0.41 3.80 0.03 86.69 10:06:01 3 18.96 0.00 1.02 1.70 0.05 78.27 10:07:01 all 4.72 0.00 0.20 0.41 0.03 94.64 10:07:01 0 1.81 0.00 0.03 0.00 0.02 98.14 10:07:01 1 8.92 0.00 0.07 0.03 0.02 90.96 10:07:01 2 7.99 0.00 0.57 0.28 0.05 91.11 10:07:01 3 0.10 0.00 0.15 1.32 0.02 98.41 10:08:01 all 5.75 0.00 0.46 0.37 0.03 93.38 10:08:01 0 3.57 0.00 0.30 0.03 0.03 96.06 10:08:01 1 4.69 0.00 0.47 0.42 0.05 94.37 10:08:01 2 6.22 0.00 0.28 0.80 0.02 92.67 10:08:01 3 8.53 0.00 0.80 0.22 0.03 90.42 10:09:01 all 60.50 0.00 3.76 0.39 0.13 35.22 10:09:01 0 59.08 0.00 4.01 0.58 0.12 36.21 10:09:01 1 58.48 0.00 3.89 0.20 0.14 37.29 10:09:01 2 61.08 0.00 3.39 0.24 0.13 35.17 10:09:01 3 63.33 0.00 3.73 0.57 0.14 32.22 10:10:01 all 21.07 0.00 1.32 0.90 0.06 76.65 10:10:01 0 12.15 0.00 0.94 1.89 0.05 84.97 10:10:01 1 27.25 0.00 1.75 0.28 0.05 70.66 10:10:01 2 33.65 0.00 1.49 1.37 0.08 63.41 10:10:01 3 11.20 0.00 1.09 0.03 0.07 87.62 Average: all 21.96 0.00 1.46 1.17 0.06 75.36 Average: 0 16.26 0.00 1.21 0.74 0.05 81.73 Average: 1 29.79 0.00 1.91 0.62 0.07 67.61 Average: 2 21.50 0.00 1.26 2.24 0.06 74.94 Average: 3 20.25 0.00 1.46 1.07 0.06 77.16