---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1011 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.022 BogoMIPS: 5600.04 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 415 1316 0 2212 3265 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:92:4c:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe92:4c5e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1011) 12/16/23 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 161.30 90.92 70.38 5546.68 42211.81 12:49:01 106.32 37.14 69.17 2130.31 12648.56 12:50:01 53.26 2.50 50.76 89.05 9408.43 Average: 106.96 43.52 63.44 2588.85 21424.09 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1872852 3426072 2165792 53.63 48504 1659912 555364 10.92 491648 1500192 141300 12:49:01 1243840 3102992 2794804 69.20 60996 1942080 857204 16.85 881280 1715160 83032 12:50:01 1325988 3330412 2712656 67.17 66576 2079132 619064 12.17 726296 1783336 29604 Average: 1480893 3286492 2557751 63.33 58692 1893708 677211 13.31 699741 1666229 84645 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 348.80 210.01 1392.19 61.96 0.00 0.00 0.00 0.00 12:48:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 298.02 291.70 1705.30 56.59 0.00 0.00 0.00 0.00 12:49:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 154.69 141.01 318.17 633.05 0.00 0.00 0.00 0.00 12:50:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 267.17 214.24 1138.57 250.52 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1011) 12/16/23 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.42 0.00 2.39 5.01 0.05 72.13 12:48:01 0 8.92 0.00 1.52 2.37 0.02 87.18 12:48:01 1 42.72 0.00 3.84 9.38 0.08 43.98 12:48:01 2 11.94 0.00 2.03 3.52 0.05 82.47 12:48:01 3 18.19 0.00 2.19 4.76 0.03 74.83 12:49:01 all 30.75 0.00 1.66 1.82 0.06 65.72 12:49:01 0 43.62 0.00 2.29 0.65 0.07 53.37 12:49:01 1 21.37 0.00 1.33 4.40 0.03 72.86 12:49:01 2 25.10 0.00 1.18 0.35 0.07 73.31 12:49:01 3 32.88 0.00 1.80 1.85 0.05 63.42 12:50:01 all 19.28 0.00 1.08 1.25 0.04 78.34 12:50:01 0 31.06 0.00 1.55 0.35 0.05 66.98 12:50:01 1 6.33 0.00 0.79 3.03 0.05 89.80 12:50:01 2 17.06 0.00 1.10 0.12 0.03 81.69 12:50:01 3 22.63 0.00 0.92 1.52 0.05 74.88 Average: all 23.48 0.00 1.71 2.69 0.05 72.07 Average: 0 27.85 0.00 1.79 1.12 0.04 69.19 Average: 1 23.47 0.00 1.99 5.60 0.06 68.89 Average: 2 18.02 0.00 1.43 1.33 0.05 79.16 Average: 3 24.57 0.00 1.64 2.71 0.04 71.04