---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2705 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 747 879 0 2317 2930 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:3c:cf:57 brd ff:ff:ff:ff:ff:ff inet 10.32.6.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe3c:cf57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2705) 02/24/24 _x86_64_ (4 CPU) 02:56:45 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 95.12 40.74 54.37 1871.55 6318.28 02:59:01 56.87 11.95 44.92 240.37 9567.19 03:00:01 10.00 0.00 10.00 0.00 465.31 03:01:01 26.13 0.00 26.13 0.00 6994.17 03:02:01 34.53 2.88 31.64 83.59 9225.80 Average: 44.49 11.11 33.37 439.75 6503.74 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 1781792 3392344 2256852 55.88 50472 1715380 576012 11.32 529552 1554884 166736 02:59:01 1548008 3255700 2490636 61.67 57364 1798864 713920 14.03 682780 1622164 4860 03:00:01 1523820 3238488 2514824 62.27 59176 1803176 725924 14.27 702140 1625628 1960 03:01:01 1267920 3190092 2770724 68.61 61240 2004440 753296 14.81 750936 1823056 4432 03:02:01 923932 3010108 3114712 77.12 64260 2160956 906212 17.81 1184920 1724372 2848 Average: 1409094 3217346 2629550 65.11 58502 1896563 735073 14.45 770066 1670021 36167 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 142.66 117.71 1122.22 29.95 0.00 0.00 0.00 0.00 02:58:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 02:59:01 ens3 93.48 92.26 619.75 21.13 0.00 0.00 0.00 0.00 02:59:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 53.53 77.97 62.86 12.42 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 500.80 423.86 3375.12 44.78 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 410.90 352.04 1054.18 317.66 0.00 0.00 0.00 0.00 03:02:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 240.76 213.17 1248.89 85.40 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2705) 02/24/24 _x86_64_ (4 CPU) 02:56:45 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.30 0.00 1.42 2.60 0.05 74.63 02:58:02 0 29.46 0.00 1.61 1.10 0.05 67.78 02:58:02 1 12.74 0.00 1.07 0.22 0.03 85.95 02:58:02 2 5.72 0.00 0.89 7.53 0.03 85.83 02:58:02 3 37.32 0.00 2.09 1.55 0.08 58.95 02:59:01 all 14.05 0.00 0.67 0.79 0.05 84.45 02:59:01 0 11.17 0.00 0.34 0.41 0.03 88.05 02:59:01 1 8.35 0.00 0.65 1.02 0.03 89.95 02:59:01 2 20.09 0.00 1.00 1.36 0.05 77.50 02:59:01 3 16.55 0.00 0.71 0.36 0.03 82.35 03:00:01 all 4.44 0.00 0.18 0.03 0.03 95.31 03:00:01 0 3.95 0.00 0.30 0.00 0.03 95.71 03:00:01 1 3.02 0.00 0.08 0.00 0.02 96.88 03:00:01 2 6.01 0.00 0.28 0.13 0.03 93.54 03:00:01 3 4.78 0.00 0.07 0.00 0.03 95.12 03:01:01 all 6.26 0.00 0.58 0.28 0.03 92.85 03:01:01 0 5.54 0.00 0.69 0.17 0.03 93.57 03:01:01 1 5.22 0.00 0.38 0.08 0.02 94.30 03:01:01 2 7.53 0.00 0.95 0.70 0.05 90.76 03:01:01 3 6.75 0.00 0.30 0.17 0.03 92.75 03:02:01 all 30.20 0.00 1.16 0.28 0.06 68.31 03:02:01 0 27.21 0.00 0.75 0.02 0.07 71.96 03:02:01 1 25.34 0.00 1.04 0.18 0.05 73.39 03:02:01 2 23.06 0.00 1.75 0.88 0.05 74.25 03:02:01 3 45.18 0.00 1.12 0.03 0.07 53.60 Average: all 15.26 0.00 0.80 0.79 0.04 83.10 Average: 0 15.49 0.00 0.74 0.34 0.04 83.39 Average: 1 10.94 0.00 0.64 0.30 0.03 88.09 Average: 2 12.46 0.00 0.98 2.12 0.04 84.39 Average: 3 22.13 0.00 0.86 0.42 0.05 76.54