---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4925 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 8.7G 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 546 12974 0 2518 15173 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:ea:4b:f0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:feea:4bf0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4925) 11/26/23 _x86_64_ (4 CPU) 22:45:27 LINUX RESTART (4 CPU) 22:46:02 tps rtps wtps bread/s bwrtn/s 22:47:01 106.39 17.35 89.04 1033.45 31316.73 22:48:01 129.19 17.38 111.81 655.65 35231.19 22:49:01 29.05 6.22 22.83 991.03 14931.51 Average: 88.11 13.63 74.48 892.58 27137.04 22:46:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:47:01 13881420 15574672 2543540 15.49 64800 1827192 804416 4.60 677564 1652488 188484 22:48:01 12949092 14861036 3475868 21.16 76780 2022008 1599340 9.15 1429772 1805932 28484 22:49:01 13308372 15541644 3116588 18.97 79592 2335108 764576 4.38 810720 2057612 197288 Average: 13379628 15325784 3045332 18.54 73724 2061436 1056111 6.04 972685 1838677 138085 22:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:47:01 ens3 95.02 63.73 1121.81 9.11 0.00 0.00 0.00 0.00 22:47:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 22:48:01 ens3 566.56 351.77 1776.38 126.52 0.00 0.00 0.00 0.00 22:48:01 lo 0.70 0.70 0.05 0.05 0.00 0.00 0.00 0.00 22:49:01 ens3 186.32 109.65 235.75 49.80 0.00 0.00 0.00 0.00 22:49:01 lo 0.77 0.77 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 283.70 175.68 1044.26 62.11 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4925) 11/26/23 _x86_64_ (4 CPU) 22:45:27 LINUX RESTART (4 CPU) 22:46:02 CPU %user %nice %system %iowait %steal %idle 22:47:01 all 19.97 0.00 1.39 5.25 0.05 73.34 22:47:01 0 27.52 0.00 1.61 1.94 0.05 68.88 22:47:01 1 17.18 0.00 1.84 11.41 0.07 69.50 22:47:01 2 15.28 0.00 1.02 6.83 0.03 76.84 22:47:01 3 19.90 0.00 1.10 0.83 0.03 78.12 22:48:01 all 48.88 0.00 2.65 3.49 0.13 44.85 22:48:01 0 60.54 0.00 3.19 1.96 0.13 34.18 22:48:01 1 46.75 0.00 2.90 4.57 0.13 45.64 22:48:01 2 46.39 0.00 2.99 2.94 0.13 47.55 22:48:01 3 41.86 0.00 1.54 4.47 0.12 52.01 22:49:01 all 54.20 0.00 2.00 1.34 0.10 42.36 22:49:01 0 56.39 0.00 2.20 2.78 0.10 38.54 22:49:01 1 51.09 0.00 1.79 0.22 0.10 46.81 22:49:01 2 58.54 0.00 2.44 0.44 0.10 38.48 22:49:01 3 50.78 0.00 1.55 1.90 0.10 45.67 Average: all 41.10 0.00 2.02 3.35 0.09 53.44 Average: 0 48.24 0.00 2.34 2.23 0.10 47.10 Average: 1 38.41 0.00 2.18 5.38 0.10 53.93 Average: 2 40.15 0.00 2.15 3.39 0.09 54.22 Average: 3 37.58 0.00 1.40 2.41 0.08 58.53