---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1788 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 433 1305 0 2204 3248 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:aa:2c:bb brd ff:ff:ff:ff:ff:ff inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:feaa:2cbb/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-1788) 12/06/23 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 93.63 42.68 50.96 1968.61 6859.66 07:07:01 114.76 37.13 77.64 2132.84 13989.94 07:08:01 35.21 1.30 33.91 64.26 6389.87 Average: 81.20 27.03 54.17 1388.57 9079.82 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1797048 3388708 2241604 55.50 50060 1696800 564392 11.09 534664 1536012 156584 07:07:01 1349276 3325976 2689376 66.59 62008 2056924 611968 12.03 721968 1769744 118508 07:08:01 1306880 3297624 2731772 67.64 67156 2065368 633844 12.46 761192 1771292 33328 Average: 1484401 3337436 2554251 63.25 59741 1939697 603401 11.86 672608 1692349 102807 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 342.26 221.75 1417.10 58.49 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 344.68 344.03 1756.62 69.96 0.00 0.00 0.00 0.00 07:07:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 60.71 66.59 52.85 603.30 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 249.21 210.79 1075.52 243.92 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1788) 12/06/23 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.11 0.00 1.77 2.53 0.05 73.54 07:06:01 0 29.07 0.00 1.73 0.48 0.05 68.66 07:06:01 1 20.54 0.00 1.56 0.35 0.05 77.50 07:06:01 2 7.14 0.00 1.44 3.69 0.05 87.68 07:06:01 3 31.67 0.00 2.32 5.59 0.08 60.33 07:07:01 all 30.87 0.00 1.64 1.90 0.07 65.53 07:07:01 0 24.83 0.00 0.97 0.65 0.05 73.50 07:07:01 1 41.10 0.00 1.88 0.62 0.07 56.33 07:07:01 2 37.31 0.00 1.82 1.39 0.07 59.41 07:07:01 3 20.16 0.00 1.88 4.93 0.08 72.95 07:08:01 all 18.35 0.00 0.91 1.11 0.04 79.59 07:08:01 0 16.22 0.00 0.47 0.13 0.02 83.16 07:08:01 1 14.74 0.00 0.94 0.03 0.03 84.26 07:08:01 2 27.60 0.00 1.30 0.13 0.05 70.91 07:08:01 3 14.81 0.00 0.92 4.16 0.05 80.05 Average: all 23.77 0.00 1.44 1.85 0.05 72.89 Average: 0 23.37 0.00 1.06 0.42 0.04 75.11 Average: 1 25.48 0.00 1.46 0.33 0.05 72.67 Average: 2 24.02 0.00 1.52 1.74 0.06 72.66 Average: 3 22.22 0.00 1.71 4.89 0.07 71.11