---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-109 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 564 13121 0 2354 15161 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e0:d7:fd brd ff:ff:ff:ff:ff:ff inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fee0:d7fd/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-109) 11/16/23 _x86_64_ (4 CPU) 04:48:28 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 87.30 13.73 73.57 989.57 22311.88 04:51:01 123.65 16.95 106.70 662.96 29341.64 04:52:01 14.88 0.00 14.88 0.00 16414.33 04:53:01 39.58 26.55 13.03 1876.89 15577.54 Average: 66.35 14.31 52.05 882.35 20911.35 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13966856 15570664 2458104 14.97 62556 1742160 788176 4.51 673232 1574760 191444 04:51:01 12709220 14526252 3715740 22.62 73556 1934172 1836076 10.51 1752228 1729796 12016 04:52:01 12048208 13867692 4376752 26.65 73952 1936100 2368560 13.56 2412448 1728256 2696 04:53:01 12522848 14586268 3902112 23.76 74736 2175644 1618772 9.26 1750876 1910344 21472 Average: 12811783 14637719 3613177 22.00 71200 1947019 1652896 9.46 1647196 1735789 56907 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 54.79 37.64 869.04 6.91 0.00 0.00 0.00 0.00 04:50:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 04:51:01 ens3 242.83 203.75 1611.81 66.19 0.00 0.00 0.00 0.00 04:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:52:01 ens3 1.72 0.82 0.24 0.34 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 ens3 369.42 258.66 2752.10 60.03 0.00 0.00 0.00 0.00 04:53:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 167.19 125.22 1308.30 33.37 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-109) 11/16/23 _x86_64_ (4 CPU) 04:48:28 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 17.98 0.00 1.16 7.31 0.05 73.49 04:50:01 0 35.98 0.00 1.95 9.15 0.07 52.85 04:50:01 1 11.24 0.00 0.87 14.73 0.03 73.13 04:50:01 2 4.50 0.00 0.79 4.85 0.07 89.80 04:50:01 3 20.21 0.00 1.04 0.52 0.03 78.20 04:51:01 all 47.18 0.00 1.63 2.97 0.10 48.12 04:51:01 0 44.54 0.00 1.35 0.67 0.10 53.34 04:51:01 1 51.40 0.00 1.52 4.63 0.10 42.35 04:51:01 2 49.92 0.00 2.04 3.89 0.10 44.04 04:51:01 3 42.88 0.00 1.59 2.69 0.08 52.75 04:52:01 all 31.84 0.00 0.43 1.29 0.06 66.39 04:52:01 0 23.45 0.00 0.40 3.62 0.07 72.46 04:52:01 1 27.91 0.00 0.40 0.00 0.07 71.62 04:52:01 2 24.63 0.00 0.33 1.52 0.05 73.46 04:52:01 3 51.36 0.00 0.57 0.00 0.07 48.01 04:53:01 all 42.06 0.00 1.08 1.32 0.09 55.45 04:53:01 0 39.74 0.00 1.07 3.85 0.08 55.26 04:53:01 1 53.68 0.00 0.99 0.53 0.08 44.72 04:53:01 2 34.77 0.00 1.52 0.18 0.08 63.44 04:53:01 3 40.08 0.00 0.77 0.70 0.08 58.36 Average: all 34.76 0.00 1.07 3.22 0.07 60.87 Average: 0 35.91 0.00 1.19 4.32 0.08 58.50 Average: 1 36.05 0.00 0.94 4.97 0.07 57.96 Average: 2 28.44 0.00 1.17 2.61 0.08 67.70 Average: 3 38.64 0.00 0.99 0.98 0.07 59.33