---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8502 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / 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 472 5415 0 2087 7225 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:82:7b:50 brd ff:ff:ff:ff:ff:ff inet 10.32.7.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe82:7b50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8502) 03/09/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 147.63 62.17 85.45 4209.83 40686.30 19:15:01 67.80 13.05 54.75 315.47 9057.18 19:16:01 60.21 7.83 52.38 457.56 6788.14 19:17:01 23.20 0.40 22.80 37.73 4368.61 Average: 74.74 20.89 53.84 1258.98 15249.80 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5969404 7390360 2198016 26.91 37088 1563860 728672 7.91 611616 1424264 84660 19:15:01 5619732 7274648 2547688 31.19 57112 1762356 874960 9.49 750620 1603480 101080 19:16:01 5554804 7402104 2612616 31.99 62476 1944496 699716 7.59 697968 1710556 112436 19:17:01 5527432 7386452 2639988 32.32 64616 1953656 695880 7.55 722280 1712068 16836 Average: 5667843 7363391 2499577 30.60 55323 1806092 749807 8.14 695621 1612592 78753 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:14:02 ens3 429.48 245.44 1443.34 66.65 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 84.82 66.95 464.59 17.72 0.00 0.00 0.00 0.00 19:16:01 lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 19:16:01 ens3 277.32 259.64 1235.27 49.73 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 52.51 57.22 28.56 533.25 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 211.57 157.71 794.37 167.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8502) 03/09/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.36 0.00 2.78 4.52 1.48 69.87 19:14:02 0 7.72 0.00 1.49 5.58 0.83 84.38 19:14:02 1 6.96 0.00 1.38 5.11 1.53 85.03 19:14:02 2 41.52 0.00 5.95 3.62 2.02 46.90 19:14:02 3 29.38 0.00 2.30 3.75 1.53 63.05 19:15:01 all 25.03 0.00 1.50 1.88 1.90 69.68 19:15:01 0 8.42 0.00 0.41 0.32 0.95 89.90 19:15:01 1 42.34 0.00 2.15 1.13 2.22 52.17 19:15:01 2 40.62 0.00 2.18 0.69 2.59 53.92 19:15:01 3 8.79 0.00 1.24 5.36 1.86 82.75 19:16:01 all 34.90 0.00 1.72 1.25 3.39 58.74 19:16:01 0 30.21 0.00 1.27 0.28 3.16 65.09 19:16:01 1 36.85 0.00 1.88 2.09 3.48 55.70 19:16:01 2 49.77 0.00 2.05 0.45 3.43 44.30 19:16:01 3 22.82 0.00 1.65 2.23 3.49 69.81 19:17:01 all 20.00 0.00 0.91 1.13 1.59 76.37 19:17:01 0 30.00 0.00 1.14 0.26 2.40 66.19 19:17:01 1 14.08 0.00 0.88 3.85 1.26 79.93 19:17:01 2 5.53 0.00 0.51 0.08 1.30 92.57 19:17:01 3 30.43 0.00 1.11 0.32 1.38 66.76 Average: all 25.34 0.00 1.73 2.19 2.09 68.65 Average: 0 19.18 0.00 1.08 1.61 1.84 76.29 Average: 1 24.99 0.00 1.57 3.05 2.12 68.27 Average: 2 34.29 0.00 2.67 1.21 2.33 59.51 Average: 3 22.88 0.00 1.58 2.91 2.07 70.56