---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13540 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 8.7G 69G 12% / 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 573 12909 0 2557 15146 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:33:57:da brd ff:ff:ff:ff:ff:ff inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe33:57da/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-13540) 01/20/24 _x86_64_ (4 CPU) 03:06:00 LINUX RESTART (4 CPU) 03:07:01 tps rtps wtps bread/s bwrtn/s 03:08:01 128.15 14.45 113.70 371.67 14330.41 03:09:01 14.53 5.22 9.32 406.60 1739.71 03:10:01 50.19 1.07 49.13 62.39 15354.37 Average: 64.29 6.91 57.38 280.22 10474.83 03:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:08:01 13144860 14972700 3280108 19.97 79192 1937072 1361820 7.79 1298288 1744312 37720 03:09:01 12253816 14112004 4171152 25.40 80448 1965372 2221704 12.71 2181188 1746364 9256 03:10:01 13198480 15501152 3226488 19.64 87460 2394456 807972 4.62 951892 2018496 53048 Average: 12865719 14861952 3559249 21.67 82367 2098967 1463832 8.38 1477123 1836391 33341 03:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:08:01 ens3 315.58 280.27 2475.33 79.93 0.00 0.00 0.00 0.00 03:08:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 03:09:01 ens3 1129.31 872.05 331.23 369.45 0.00 0.00 0.00 0.00 03:09:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:10:01 ens3 372.72 307.53 921.76 1358.21 0.00 0.00 0.00 0.00 03:10:01 lo 2.87 2.87 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 605.87 486.62 1242.78 602.53 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13540) 01/20/24 _x86_64_ (4 CPU) 03:06:00 LINUX RESTART (4 CPU) 03:07:01 CPU %user %nice %system %iowait %steal %idle 03:08:01 all 29.41 0.00 1.71 1.04 0.09 67.75 03:08:01 0 19.09 0.00 1.84 2.30 0.10 76.68 03:08:01 1 24.78 0.00 1.39 0.23 0.08 73.52 03:08:01 2 31.04 0.00 1.79 1.42 0.08 65.66 03:08:01 3 42.77 0.00 1.82 0.18 0.07 55.16 03:09:01 all 34.54 0.00 5.10 0.26 0.07 60.03 03:09:01 0 33.00 0.00 1.46 0.37 0.07 65.10 03:09:01 1 28.36 0.00 6.22 0.02 0.07 65.34 03:09:01 2 29.13 0.00 8.70 0.62 0.07 61.48 03:09:01 3 47.77 0.00 4.01 0.03 0.07 48.12 03:10:01 all 22.53 0.00 1.71 0.94 0.06 74.75 03:10:01 0 20.90 0.00 1.17 1.64 0.07 76.23 03:10:01 1 30.77 0.00 2.20 0.52 0.08 66.43 03:10:01 2 24.13 0.00 2.21 1.59 0.05 72.03 03:10:01 3 14.34 0.00 1.25 0.05 0.05 84.31 Average: all 28.83 0.00 2.84 0.75 0.07 67.51 Average: 0 24.31 0.00 1.49 1.44 0.08 72.69 Average: 1 27.97 0.00 3.27 0.26 0.08 68.43 Average: 2 28.10 0.00 4.24 1.21 0.07 66.39 Average: 3 34.94 0.00 2.36 0.09 0.06 62.55