---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1711 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: 2800.000 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 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 1323 0 2205 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:8f:79:65 brd ff:ff:ff:ff:ff:ff inet 10.32.7.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe8f:7965/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1711) 12/05/23 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 104.22 54.94 49.28 3470.49 7601.93 12:49:01 116.80 37.23 79.57 2134.98 14362.01 12:50:01 36.34 1.30 35.04 64.26 6780.47 Average: 85.79 31.16 54.63 1889.91 9581.47 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1815644 3385964 2223000 55.04 49148 1677132 586444 11.53 535324 1516508 140032 12:49:01 1385996 3358512 2652648 65.68 61712 2052752 587988 11.56 688240 1766460 124904 12:50:01 1338660 3329792 2699984 66.85 67088 2065544 619792 12.18 728560 1771428 33360 Average: 1513433 3358089 2525211 62.53 59316 1931809 598075 11.76 650708 1684799 99432 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:01 ens3 296.00 219.56 1414.04 60.67 0.00 0.00 0.00 0.00 12:49:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 12:49:01 ens3 327.51 325.10 1830.03 63.99 0.00 0.00 0.00 0.00 12:50:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 66.31 71.67 59.36 609.77 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 229.94 205.44 1101.14 244.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1711) 12/05/23 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.16 0.00 1.75 2.80 0.06 73.23 12:48:01 0 13.09 0.00 1.46 7.85 0.03 77.58 12:48:01 1 8.50 0.00 0.91 0.50 0.07 90.03 12:48:01 2 26.36 0.00 1.99 1.05 0.07 70.53 12:48:01 3 40.66 0.00 2.66 1.79 0.08 54.81 12:49:01 all 31.34 0.00 1.72 1.88 0.08 64.99 12:49:01 0 32.44 0.00 2.06 4.39 0.08 61.02 12:49:01 1 29.20 0.00 1.46 0.95 0.07 68.32 12:49:01 2 29.00 0.00 1.86 1.09 0.08 67.97 12:49:01 3 34.69 0.00 1.50 1.07 0.07 62.68 12:50:01 all 18.44 0.00 0.91 1.09 0.05 79.51 12:50:01 0 8.35 0.00 0.55 0.03 0.03 91.03 12:50:01 1 20.52 0.00 1.07 0.10 0.05 78.26 12:50:01 2 34.79 0.00 0.97 0.99 0.07 63.19 12:50:01 3 10.08 0.00 1.05 3.25 0.02 85.60 Average: all 23.98 0.00 1.46 1.92 0.06 72.58 Average: 0 17.98 0.00 1.36 4.09 0.05 76.52 Average: 1 19.41 0.00 1.14 0.52 0.06 78.86 Average: 2 30.05 0.00 1.61 1.04 0.07 67.23 Average: 3 28.46 0.00 1.74 2.04 0.06 67.71