---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2115 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 425 1184 0 2333 3250 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:4f:b5:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.3/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fe4f:b50f/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-2115) 12/09/23 _x86_64_ (4 CPU) 05:56:57 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 170.87 100.65 70.22 5972.87 42263.37 05:59:01 78.21 29.11 49.10 1637.14 8812.20 06:00:01 28.55 0.00 28.55 0.00 5649.59 06:01:01 31.49 8.08 23.41 649.78 3005.00 06:02:01 39.04 6.35 32.69 187.70 2892.85 Average: 69.60 28.84 40.77 1689.64 12536.57 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 1825872 3377896 2212772 54.79 48324 1659048 568872 11.18 541800 1499420 140580 05:59:01 1451464 3225924 2587180 64.06 58580 1862548 727196 14.29 711996 1686084 132344 06:00:01 1409736 3213448 2628908 65.09 59492 1889924 735440 14.46 725668 1712200 1044 06:01:01 664972 2577872 3373672 83.53 62448 1992560 1339748 26.34 1388820 1782768 6928 06:02:01 1205056 3307744 2833588 70.16 66528 2173108 636696 12.52 741376 1882960 113696 Average: 1311420 3140577 2727224 67.53 59074 1915438 801590 15.76 821932 1712686 78918 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 369.17 240.64 1382.69 68.86 0.00 0.00 0.00 0.00 05:58:02 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 05:59:01 ens3 111.11 101.86 746.85 24.78 0.00 0.00 0.00 0.00 05:59:01 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 06:00:01 ens3 81.55 102.55 456.78 15.89 0.00 0.00 0.00 0.00 06:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:01:01 ens3 230.47 277.81 1367.76 40.29 0.00 0.00 0.00 0.00 06:01:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:02:01 ens3 253.12 262.36 1133.01 51.11 0.00 0.00 0.00 0.00 06:02:01 lo 121.96 121.96 36.51 36.51 0.00 0.00 0.00 0.00 Average: ens3 209.41 197.36 1018.33 40.24 0.00 0.00 0.00 0.00 Average: lo 25.26 25.26 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2115) 12/09/23 _x86_64_ (4 CPU) 05:56:57 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 21.37 0.00 2.60 5.38 0.05 70.60 05:58:02 0 20.62 0.00 3.42 4.97 0.05 70.94 05:58:02 1 16.77 0.00 2.11 4.89 0.03 76.20 05:58:02 2 19.79 0.00 2.28 5.07 0.07 72.80 05:58:02 3 28.25 0.00 2.56 6.58 0.07 62.55 05:59:01 all 19.14 0.00 1.11 1.98 0.05 77.73 05:59:01 0 16.64 0.00 0.97 1.56 0.03 80.80 05:59:01 1 7.12 0.00 0.70 5.23 0.03 86.92 05:59:01 2 16.66 0.00 0.77 0.31 0.05 82.21 05:59:01 3 36.11 0.00 2.00 0.80 0.07 61.02 06:00:01 all 5.70 0.00 0.28 0.30 0.03 93.69 06:00:01 0 4.12 0.00 0.47 0.78 0.02 94.61 06:00:01 1 3.27 0.00 0.23 0.25 0.02 96.23 06:00:01 2 6.89 0.00 0.32 0.18 0.03 92.57 06:00:01 3 8.50 0.00 0.13 0.00 0.03 91.33 06:01:01 all 22.29 0.00 0.90 0.24 0.06 76.52 06:01:01 0 22.26 0.00 1.28 0.15 0.08 76.23 06:01:01 1 22.42 0.00 0.87 0.57 0.05 76.09 06:01:01 2 21.03 0.00 0.68 0.07 0.05 78.17 06:01:01 3 23.45 0.00 0.77 0.15 0.05 75.58 06:02:01 all 28.20 0.00 1.27 0.33 0.07 70.14 06:02:01 0 27.75 0.00 1.47 0.28 0.07 70.43 06:02:01 1 29.82 0.00 1.39 0.80 0.08 67.91 06:02:01 2 23.00 0.00 1.14 0.15 0.05 75.66 06:02:01 3 32.27 0.00 1.09 0.08 0.08 66.47 Average: all 19.34 0.00 1.23 1.64 0.05 77.73 Average: 0 18.28 0.00 1.52 1.55 0.05 78.60 Average: 1 15.91 0.00 1.06 2.34 0.04 80.66 Average: 2 17.49 0.00 1.04 1.15 0.05 80.27 Average: 3 25.68 0.00 1.31 1.53 0.06 71.42