---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11773 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 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 563 13186 0 2289 15163 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 mq state UP group default qlen 1000 link/ether fa:16:3e:33:01:13 brd ff:ff:ff:ff:ff:ff inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe33:113/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11773) 01/13/24 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 119.18 23.40 95.78 1190.71 23768.31 04:51:01 74.37 7.22 67.16 465.52 20233.29 04:52:01 20.00 7.30 12.70 1084.13 13770.40 04:53:01 41.90 21.56 20.34 862.51 19020.19 Average: 63.63 14.83 48.80 899.50 19179.15 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13862448 15531000 2562512 15.60 69840 1794944 1057292 6.05 720692 1618864 122460 04:51:01 12390176 14165972 4034784 24.56 72580 1894872 2160852 12.37 2108728 1689884 11860 04:52:01 13747996 15557824 2676964 16.30 72904 1928380 1046204 5.99 725172 1719612 2636 04:53:01 13495740 15502524 2929220 17.83 74232 2120692 815456 4.67 853160 1836572 5172 Average: 13374090 15189330 3050870 18.57 72389 1934722 1269951 7.27 1101938 1716233 35532 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 04:50:01 ens3 88.05 56.92 1084.28 19.15 0.00 0.00 0.00 0.00 04:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 04:51:01 ens3 248.01 171.94 1221.02 48.65 0.00 0.00 0.00 0.00 04:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 04:52:01 ens3 62.83 42.12 13.15 14.11 0.00 0.00 0.00 0.00 04:53:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 04:53:01 ens3 556.16 341.65 2661.31 98.97 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 239.42 153.57 1245.72 45.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11773) 01/13/24 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 20.87 0.00 1.55 5.54 0.07 71.97 04:50:01 0 15.14 0.00 1.24 7.07 0.07 76.49 04:50:01 1 17.90 0.00 1.24 1.01 0.05 79.80 04:50:01 2 40.38 0.00 2.72 3.05 0.08 53.77 04:50:01 3 10.06 0.00 1.02 11.08 0.05 77.79 04:51:01 all 47.42 0.00 1.38 2.04 0.09 49.07 04:51:01 0 54.68 0.00 0.87 0.73 0.10 43.62 04:51:01 1 36.75 0.00 1.29 0.67 0.10 61.19 04:51:01 2 45.78 0.00 1.66 4.65 0.10 47.82 04:51:01 3 52.43 0.00 1.70 2.11 0.08 43.67 04:52:01 all 31.18 0.00 0.50 0.43 0.07 67.82 04:52:01 0 11.89 0.00 0.33 0.13 0.03 87.61 04:52:01 1 13.55 0.00 0.70 0.03 0.07 85.65 04:52:01 2 82.56 0.00 0.59 0.99 0.10 15.77 04:52:01 3 16.98 0.00 0.37 0.57 0.05 82.03 04:53:01 all 43.56 0.00 1.27 1.50 0.11 53.55 04:53:01 0 37.76 0.00 1.25 0.50 0.10 60.39 04:53:01 1 42.51 0.00 1.81 0.55 0.10 55.04 04:53:01 2 44.40 0.00 0.82 4.50 0.10 50.18 04:53:01 3 49.60 0.00 1.20 0.48 0.12 48.60 Average: all 35.81 0.00 1.17 2.37 0.08 60.57 Average: 0 29.93 0.00 0.92 2.09 0.08 66.99 Average: 1 27.66 0.00 1.26 0.56 0.08 70.43 Average: 2 53.32 0.00 1.44 3.30 0.10 41.84 Average: 3 32.35 0.00 1.07 3.53 0.08 62.97