---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10095 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 473 4072 0 3429 7203 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:98:65:55 brd ff:ff:ff:ff:ff:ff inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:fe98:6555/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10095) 09/05/26 _x86_64_ (4 CPU) 22:54:49 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 115.40 53.78 61.62 3528.80 5723.22 22:57:01 54.08 1.80 52.28 86.37 9589.74 22:58:01 86.57 28.30 58.27 1598.00 40854.12 22:59:01 9.35 0.02 9.33 0.13 366.47 23:00:01 32.84 7.77 25.08 652.96 3508.62 23:01:01 8.91 2.73 6.18 78.91 295.37 23:02:01 12.45 0.22 12.23 3.47 1328.98 23:03:01 35.46 4.15 31.31 175.04 6516.38 Average: 44.38 12.34 32.04 765.37 8522.77 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5955912 7394796 2211508 27.08 38128 1580460 705712 7.66 611128 1437196 96504 22:57:01 5721440 7484504 2445980 29.95 56908 1867472 616344 6.69 518428 1728044 192376 22:58:01 4395476 7237420 3771944 46.18 59912 2928072 839616 9.11 789816 2750240 1844 22:59:01 4381332 7230604 3786088 46.36 61744 2932616 839616 9.11 798768 2754052 1496 23:00:01 3441960 6415744 4725460 57.86 64540 3050492 1603348 17.40 1639752 2840824 6908 23:01:01 3208156 6184756 4959264 60.72 64636 3052968 1957392 21.24 1877804 2834120 248 23:02:01 3520960 6607348 4646460 56.89 66436 3158328 1354744 14.70 1507092 2887944 71420 23:03:01 4205368 7408260 3962052 48.51 70080 3268392 653820 7.09 742080 2966876 25680 Average: 4353826 6995429 3813594 46.69 60298 2729850 1071324 11.62 1060608 2524912 49560 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 409.18 237.33 1490.50 66.82 0.00 0.00 0.00 0.00 22:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:57:01 ens3 53.23 49.00 677.82 6.46 0.00 0.00 0.00 0.00 22:57:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 22:58:01 ens3 701.65 436.59 17000.41 47.02 0.00 0.00 0.00 0.00 22:58:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 22:59:01 ens3 52.34 75.07 59.14 14.61 0.00 0.00 0.00 0.00 22:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:00:01 ens3 197.73 235.93 1581.69 41.38 0.00 0.00 0.00 0.00 23:00:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:01:01 ens3 1.53 1.48 0.37 0.40 0.00 0.00 0.00 0.00 23:01:01 lo 11.08 11.08 3.98 3.98 0.00 0.00 0.00 0.00 23:02:01 ens3 103.28 112.78 592.79 23.99 0.00 0.00 0.00 0.00 23:02:01 lo 18.28 18.28 3.90 3.90 0.00 0.00 0.00 0.00 23:03:01 ens3 92.88 98.98 492.77 31.56 0.00 0.00 0.00 0.00 23:03:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 201.47 155.89 2736.86 29.03 0.00 0.00 0.00 0.00 Average: lo 4.19 4.19 1.03 1.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10095) 09/05/26 _x86_64_ (4 CPU) 22:54:49 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 23.81 0.00 1.70 3.25 1.29 69.96 22:56:01 0 19.91 0.00 1.85 2.43 1.03 74.78 22:56:01 1 49.38 0.00 1.86 0.70 1.88 46.18 22:56:01 2 12.09 0.00 1.87 8.47 0.88 76.68 22:56:01 3 13.87 0.00 1.22 1.39 1.36 82.16 22:57:01 all 20.55 0.00 1.25 1.38 0.78 76.03 22:57:01 0 14.37 0.00 1.10 1.02 0.62 82.90 22:57:01 1 35.04 0.00 1.92 0.15 1.10 61.79 22:57:01 2 8.45 0.00 0.75 4.25 0.28 86.26 22:57:01 3 24.33 0.00 1.23 0.10 1.15 73.19 22:58:01 all 15.79 0.00 1.61 1.98 0.97 79.65 22:58:01 0 16.15 0.00 1.00 1.75 0.85 80.25 22:58:01 1 17.12 0.00 3.23 1.98 0.90 76.77 22:58:01 2 13.91 0.00 1.22 3.22 0.73 80.92 22:58:01 3 15.97 0.00 1.02 0.99 1.41 80.61 22:59:01 all 3.97 0.00 0.33 0.02 0.25 95.42 22:59:01 0 5.57 0.00 0.17 0.00 0.22 94.05 22:59:01 1 1.28 0.00 0.22 0.00 0.10 98.40 22:59:01 2 5.78 0.00 0.68 0.10 0.13 93.30 22:59:01 3 3.27 0.00 0.22 0.00 0.53 95.98 23:00:01 all 31.84 0.00 1.38 0.50 1.97 64.30 23:00:01 0 34.92 0.00 1.24 0.13 1.92 61.78 23:00:01 1 27.22 0.00 0.90 0.15 1.83 69.90 23:00:01 2 27.82 0.00 1.30 0.80 2.10 67.99 23:00:01 3 37.37 0.00 2.09 0.93 2.06 57.56 23:01:01 all 12.84 0.00 0.56 0.16 0.92 85.52 23:01:01 0 13.68 0.00 0.55 0.00 0.85 84.92 23:01:01 1 11.26 0.00 0.80 0.12 1.10 86.72 23:01:01 2 13.31 0.00 0.40 0.15 0.82 85.32 23:01:01 3 13.11 0.00 0.50 0.37 0.88 85.14 23:02:01 all 11.69 0.00 0.91 0.03 0.93 86.44 23:02:01 0 10.51 0.00 1.47 0.02 0.93 87.07 23:02:01 1 16.76 0.00 0.40 0.02 0.80 82.03 23:02:01 2 7.64 0.00 0.85 0.08 0.96 90.46 23:02:01 3 11.89 0.00 0.91 0.02 1.03 86.15 23:03:01 all 22.81 0.00 1.27 0.79 1.08 74.06 23:03:01 0 9.74 0.00 0.52 0.30 0.73 88.71 23:03:01 1 16.17 0.00 0.90 0.63 0.92 81.39 23:03:01 2 47.03 0.00 1.89 2.13 1.68 47.27 23:03:01 3 18.26 0.00 1.78 0.05 0.96 78.94 Average: all 17.92 0.00 1.13 1.01 1.02 78.91 Average: 0 15.61 0.00 0.99 0.70 0.89 81.80 Average: 1 21.79 0.00 1.28 0.47 1.08 75.38 Average: 2 17.02 0.00 1.12 2.40 0.95 78.51 Average: 3 17.27 0.00 1.12 0.48 1.17 79.95