---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14215 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.7G 11G 46% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 456 4114 0 3404 7220 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:7e:1d:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe7e:1d5e/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-14215) 10/03/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 167.63 68.39 99.23 3922.83 42284.19 08:15:01 149.68 36.64 113.03 2250.82 52818.80 08:16:01 57.01 10.28 46.73 731.09 6389.20 Average: 124.77 38.44 86.33 2301.58 33829.68 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5959920 7477748 2207500 27.03 48832 1641452 644288 6.99 507688 1520592 170496 08:15:01 4233820 7223280 3933600 48.16 63092 3068404 861412 9.35 792120 2900544 11884 08:16:01 4255764 7432444 3911656 47.89 69124 3244576 656972 7.13 677440 2983716 25952 Average: 4816501 7377824 3350919 41.03 60349 2651477 720891 7.82 659083 2468284 69444 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 08:14:01 ens3 370.51 245.35 1637.27 68.16 0.00 0.00 0.00 0.00 08:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 894.50 599.60 19826.37 78.24 0.00 0.00 0.00 0.00 08:16:01 lo 2.00 2.00 0.24 0.24 0.00 0.00 0.00 0.00 08:16:01 ens3 276.42 274.49 1398.91 60.25 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 513.79 373.14 7620.17 68.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14215) 10/03/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.42 0.00 2.53 5.02 0.08 70.95 08:14:01 0 11.04 0.00 3.22 1.74 0.03 83.96 08:14:01 1 29.70 0.00 2.21 4.36 0.08 63.64 08:14:01 2 19.51 0.00 2.28 9.75 0.08 68.38 08:14:01 3 25.45 0.00 2.42 4.26 0.08 67.79 08:15:01 all 25.34 0.00 2.13 2.91 0.10 69.53 08:15:01 0 23.42 0.00 1.15 1.70 0.08 73.64 08:15:01 1 44.29 0.00 4.13 2.31 0.13 49.13 08:15:01 2 11.89 0.00 2.05 4.58 0.12 81.37 08:15:01 3 21.61 0.00 1.19 3.04 0.07 74.10 08:16:01 all 35.33 0.00 1.67 0.73 0.10 62.17 08:16:01 0 47.32 0.00 1.40 0.15 0.10 51.03 08:16:01 1 25.18 0.00 1.64 1.52 0.08 71.57 08:16:01 2 29.94 0.00 2.17 1.07 0.08 66.73 08:16:01 3 38.86 0.00 1.47 0.17 0.12 59.38 Average: all 27.36 0.00 2.11 2.89 0.09 67.55 Average: 0 27.27 0.00 1.93 1.20 0.07 69.53 Average: 1 33.06 0.00 2.66 2.73 0.10 61.45 Average: 2 20.48 0.00 2.17 5.13 0.10 72.13 Average: 3 28.63 0.00 1.69 2.49 0.09 67.10