---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6326 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 9.2G 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 547 12392 0 3100 15162 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:ce:1f:ad brd ff:ff:ff:ff:ff:ff inet 10.30.107.113/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fece:1fad/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-6326) 12/19/23 _x86_64_ (4 CPU) 18:06:24 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 126.15 23.43 102.72 1216.33 31391.03 18:09:01 150.34 6.47 143.88 177.70 42246.96 18:10:01 69.62 1.07 68.56 62.52 35299.98 Average: 115.37 10.32 105.05 485.52 36312.66 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13914232 15621012 2510736 15.29 70796 1830508 693292 3.97 628440 1658592 154524 18:09:01 12445292 14738084 3979676 24.23 87044 2381948 1375704 7.87 1581552 2133720 105428 18:10:01 12725952 15556164 3699016 22.52 93292 2903720 742776 4.25 1048512 2373700 14476 Average: 13028492 15305087 3396476 20.68 83711 2372059 937257 5.36 1086168 2055337 91476 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 101.32 68.97 1247.77 20.80 0.00 0.00 0.00 0.00 18:08:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 18:09:01 ens3 623.61 527.18 7352.12 92.13 0.00 0.00 0.00 0.00 18:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:10:01 ens3 302.48 299.53 728.40 2688.31 0.00 0.00 0.00 0.00 18:10:01 lo 17.96 17.96 1.62 1.62 0.00 0.00 0.00 0.00 Average: ens3 342.47 298.56 3109.43 933.75 0.00 0.00 0.00 0.00 Average: lo 6.43 6.43 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6326) 12/19/23 _x86_64_ (4 CPU) 18:06:24 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 19.85 0.00 1.43 4.19 0.05 74.49 18:08:01 0 11.66 0.00 1.27 4.17 0.03 82.87 18:08:01 1 30.65 0.00 1.75 1.42 0.05 66.12 18:08:01 2 24.33 0.00 1.67 10.68 0.07 63.25 18:08:01 3 12.83 0.00 1.03 0.51 0.05 85.58 18:09:01 all 33.97 0.00 2.11 3.12 0.10 60.70 18:09:01 0 31.48 0.00 3.12 5.45 0.10 59.84 18:09:01 1 35.33 0.00 2.09 2.64 0.12 59.82 18:09:01 2 35.48 0.00 1.42 3.31 0.08 59.71 18:09:01 3 33.59 0.00 1.83 1.09 0.08 63.40 18:10:01 all 26.45 0.00 1.66 2.75 0.06 69.07 18:10:01 0 33.23 0.00 2.07 2.91 0.07 61.72 18:10:01 1 26.59 0.00 1.81 5.37 0.05 66.17 18:10:01 2 30.98 0.00 1.30 1.79 0.07 65.86 18:10:01 3 15.01 0.00 1.44 0.94 0.07 82.55 Average: all 26.75 0.00 1.73 3.36 0.07 68.10 Average: 0 25.44 0.00 2.15 4.18 0.07 68.17 Average: 1 30.87 0.00 1.89 3.14 0.07 64.04 Average: 2 30.27 0.00 1.47 5.26 0.07 62.94 Average: 3 20.42 0.00 1.43 0.85 0.07 77.23