---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12302 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 8.8G 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 465 3989 0 3521 7212 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:23:80:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fe23:80ea/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-12302) 09/12/26 _x86_64_ (4 CPU) 22:59:53 LINUX RESTART (4 CPU) 23:00:01 tps rtps wtps bread/s bwrtn/s 23:01:02 148.61 54.69 93.92 3609.13 37478.57 23:02:01 119.79 30.54 89.26 1693.68 50903.51 23:03:01 9.68 0.02 9.66 0.13 440.12 23:04:01 26.43 0.20 26.23 7.07 3381.70 23:05:01 16.13 10.26 5.87 724.28 497.78 23:06:01 4.50 0.20 4.30 3.20 67.86 23:07:01 53.16 4.27 48.89 176.10 8614.70 Average: 53.88 14.27 39.61 885.71 14396.22 23:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:01:02 5876036 7465348 2291384 28.06 50196 1709872 645548 7.00 540712 1572536 196964 23:02:01 4367920 7301096 3799500 46.52 59408 3019012 774284 8.40 726456 2842280 4984 23:03:01 4352488 7292216 3814932 46.71 61060 3023048 782348 8.49 737104 2845396 1248 23:04:01 4150648 7189296 4016772 49.18 64064 3115956 875612 9.50 843412 2934052 2808 23:05:01 3218092 6287716 4949328 60.60 64596 3144992 1721936 18.68 1775292 2926916 292 23:06:01 3648068 6720980 4519352 55.33 65296 3147500 1313804 14.26 1348416 2925696 1512 23:07:01 4081944 7380484 4085476 50.02 71132 3360692 693904 7.53 774872 3058520 10672 Average: 4242171 7091019 3925249 48.06 62250 2931582 972491 10.55 963752 2729342 31211 23:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:01:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:01:02 ens3 422.45 268.72 1761.18 69.23 0.00 0.00 0.00 0.00 23:02:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 23:02:01 ens3 755.69 451.30 19233.39 47.90 0.00 0.00 0.00 0.00 23:03:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:03:01 ens3 50.22 71.61 53.05 13.86 0.00 0.00 0.00 0.00 23:04:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:04:01 ens3 183.30 228.76 1523.70 38.23 0.00 0.00 0.00 0.00 23:05:01 lo 8.47 8.47 3.26 3.26 0.00 0.00 0.00 0.00 23:05:01 ens3 26.50 27.43 91.19 6.21 0.00 0.00 0.00 0.00 23:06:01 lo 21.00 21.00 4.63 4.63 0.00 0.00 0.00 0.00 23:06:01 ens3 57.89 41.68 26.73 12.71 0.00 0.00 0.00 0.00 23:07:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:07:01 ens3 195.80 205.37 1073.91 52.07 0.00 0.00 0.00 0.00 Average: lo 4.80 4.80 1.18 1.18 0.00 0.00 0.00 0.00 Average: ens3 240.46 184.34 3356.86 34.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12302) 09/12/26 _x86_64_ (4 CPU) 22:59:53 LINUX RESTART (4 CPU) 23:00:01 CPU %user %nice %system %iowait %steal %idle 23:01:02 all 21.67 0.00 1.88 4.31 0.06 72.08 23:01:02 0 9.82 0.00 1.35 3.46 0.05 85.32 23:01:02 1 37.36 0.00 2.75 1.55 0.08 58.26 23:01:02 2 18.47 0.00 2.05 7.57 0.07 71.83 23:01:02 3 21.05 0.00 1.37 4.69 0.05 72.84 23:02:01 all 18.00 0.00 1.45 2.52 0.06 77.97 23:02:01 0 9.90 0.00 0.77 1.67 0.05 87.61 23:02:01 1 13.87 0.00 1.74 1.86 0.05 82.48 23:02:01 2 15.13 0.00 1.25 2.46 0.09 81.08 23:02:01 3 33.04 0.00 2.06 4.10 0.07 60.74 23:03:01 all 4.01 0.00 0.23 0.04 0.03 95.69 23:03:01 0 0.07 0.00 0.02 0.00 0.00 99.92 23:03:01 1 3.95 0.00 0.25 0.00 0.02 95.78 23:03:01 2 7.10 0.00 0.30 0.08 0.05 92.46 23:03:01 3 4.89 0.00 0.35 0.08 0.02 94.66 23:04:01 all 6.83 0.00 0.53 0.16 0.03 92.45 23:04:01 0 6.39 0.00 0.47 0.00 0.03 93.11 23:04:01 1 7.41 0.00 0.48 0.02 0.03 92.06 23:04:01 2 8.55 0.00 0.83 0.28 0.05 90.28 23:04:01 3 4.97 0.00 0.33 0.35 0.02 94.32 23:05:01 all 22.92 0.00 0.69 0.23 0.05 76.12 23:05:01 0 25.16 0.00 0.60 0.18 0.05 74.01 23:05:01 1 20.33 0.00 0.94 0.22 0.05 78.47 23:05:01 2 22.72 0.00 0.75 0.30 0.05 76.18 23:05:01 3 23.46 0.00 0.48 0.20 0.07 75.79 23:06:01 all 4.28 0.00 0.47 0.01 0.03 95.21 23:06:01 0 3.12 0.00 0.35 0.02 0.02 96.50 23:06:01 1 4.51 0.00 0.55 0.00 0.03 94.91 23:06:01 2 5.65 0.00 0.62 0.00 0.03 93.70 23:06:01 3 3.86 0.00 0.35 0.02 0.03 95.74 23:07:01 all 24.57 0.00 1.42 1.02 0.06 72.92 23:07:01 0 51.23 0.00 1.87 0.63 0.10 46.17 23:07:01 1 21.16 0.00 1.00 0.05 0.05 77.74 23:07:01 2 9.12 0.00 1.46 0.00 0.07 89.35 23:07:01 3 16.72 0.00 1.35 3.39 0.05 78.50 Average: all 14.60 0.00 0.95 1.18 0.05 83.22 Average: 0 15.12 0.00 0.78 0.85 0.04 83.21 Average: 1 15.52 0.00 1.10 0.52 0.05 82.82 Average: 2 12.38 0.00 1.04 1.52 0.06 85.00 Average: 3 15.38 0.00 0.90 1.83 0.04 81.85