---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2335 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 462 5195 0 2318 7229 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:28:39:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe28:39fa/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-2335) 01/03/26 _x86_64_ (4 CPU) 05:56:44 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 101.08 30.31 70.77 983.30 5600.15 05:59:01 80.75 29.75 51.01 1632.53 9523.88 06:00:01 32.51 9.97 22.55 708.28 7572.47 06:01:01 14.26 3.88 10.38 114.11 1087.95 06:02:01 31.29 0.65 30.64 76.24 7239.72 Average: 51.98 14.91 37.07 702.87 6204.87 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5797952 7365428 2369460 29.01 47984 1689532 741888 8.05 672296 1513116 186928 05:59:01 5559644 7332428 2607768 31.93 58392 1876444 789668 8.57 686796 1720620 139612 06:00:01 4718612 6608416 3448800 42.23 62744 1984276 1439820 15.62 1445204 1789092 14844 06:01:01 5278512 7353992 2888900 35.37 67432 2160740 743964 8.07 779244 1889864 187332 06:02:01 5290092 7371692 2877320 35.23 69632 2164380 728036 7.90 768508 1888800 11124 Average: 5328962 7206391 2838450 34.75 61237 1975074 888675 9.64 870410 1760298 107968 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:58:01 ens3 273.27 178.00 1106.58 55.44 0.00 0.00 0.00 0.00 05:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 05:59:01 ens3 123.96 97.33 1567.02 21.47 0.00 0.00 0.00 0.00 06:00:01 lo 20.60 20.60 7.50 7.50 0.00 0.00 0.00 0.00 06:00:01 ens3 145.66 143.01 1323.40 20.10 0.00 0.00 0.00 0.00 06:01:01 lo 101.92 101.92 29.06 29.06 0.00 0.00 0.00 0.00 06:01:01 ens3 114.76 110.95 1058.95 18.93 0.00 0.00 0.00 0.00 06:02:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 06:02:01 ens3 11.66 13.01 9.21 6.02 0.00 0.00 0.00 0.00 Average: lo 25.10 25.10 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 133.86 108.46 1013.00 24.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2335) 01/03/26 _x86_64_ (4 CPU) 05:56:44 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 24.01 0.00 1.47 2.80 1.04 70.67 05:58:01 0 15.14 0.00 1.27 4.83 0.72 78.05 05:58:01 1 10.61 0.00 0.87 4.43 0.75 83.34 05:58:01 2 15.56 0.00 0.93 0.47 0.75 82.30 05:58:01 3 54.80 0.00 2.85 1.49 1.94 38.93 05:59:01 all 22.06 0.00 1.31 1.75 1.20 73.68 05:59:01 0 46.49 0.00 2.00 0.22 1.73 49.56 05:59:01 1 11.12 0.00 0.85 3.73 0.83 83.47 05:59:01 2 13.16 0.00 1.22 1.32 0.79 83.51 05:59:01 3 17.45 0.00 1.15 1.73 1.43 78.25 06:00:01 all 41.93 0.00 1.48 0.67 2.70 53.23 06:00:01 0 43.27 0.00 1.25 0.55 2.74 52.19 06:00:01 1 37.23 0.00 1.63 1.41 2.38 57.34 06:00:01 2 48.31 0.00 1.34 0.33 3.02 47.00 06:00:01 3 38.88 0.00 1.67 0.37 2.68 56.41 06:01:01 all 31.33 0.00 1.49 0.35 1.85 64.99 06:01:01 0 30.78 0.00 1.03 0.68 1.74 65.76 06:01:01 1 38.77 0.00 1.43 0.12 1.95 57.73 06:01:01 2 27.00 0.00 1.20 0.05 1.80 69.95 06:01:01 3 28.72 0.00 2.31 0.55 1.91 66.51 06:02:01 all 21.07 0.00 1.04 0.81 0.77 76.31 06:02:01 0 43.17 0.00 1.42 1.82 1.40 52.20 06:02:01 1 26.48 0.00 1.21 0.08 0.85 71.38 06:02:01 2 6.05 0.00 0.65 0.03 0.35 92.92 06:02:01 3 8.65 0.00 0.88 1.30 0.47 88.71 Average: all 28.09 0.00 1.36 1.27 1.51 67.77 Average: 0 35.77 0.00 1.39 1.62 1.67 59.55 Average: 1 24.85 0.00 1.20 1.95 1.35 70.65 Average: 2 22.04 0.00 1.07 0.44 1.34 75.11 Average: 3 29.68 0.00 1.77 1.08 1.68 65.78