---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4616 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.996 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.4G 69G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 594 12056 0 3388 15114 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f2:0a:30 brd ff:ff:ff:ff:ff:ff inet 10.30.107.241/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fef2:a30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4616) 11/26/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 80.72 17.20 63.52 1017.30 7350.11 04:34:01 359.91 10.45 349.46 221.96 20949.04 04:35:01 466.22 0.00 466.22 0.00 32443.39 04:36:01 11.98 0.02 11.96 4.27 1050.85 04:37:01 30.29 22.31 7.98 1579.60 3964.81 Average: 189.82 9.99 179.82 564.61 13151.24 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13971820 15555704 2453148 14.94 61312 1724776 804428 4.60 684048 1561124 167924 04:34:01 12242192 14982872 4182776 25.47 130700 2697544 1506872 8.62 1339376 2478124 819916 04:35:01 12047248 14906336 4377720 26.65 130984 2811128 1605868 9.19 1437924 2568652 1128 04:36:01 11200196 14060520 5224772 31.81 131052 2812448 2474112 14.16 2273260 2568164 8 04:37:01 12230232 15308268 4194736 25.54 131248 3024748 976208 5.59 1071260 2753704 74736 Average: 12338338 14962740 4086630 24.88 117059 2614129 1473498 8.43 1361174 2385954 212742 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 04:33:01 ens3 63.97 41.68 968.33 7.03 0.00 0.00 0.00 0.00 04:34:01 lo 4.07 4.07 0.75 0.75 0.00 0.00 0.00 0.00 04:34:01 ens3 597.03 335.58 4227.85 64.53 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 50.91 19.13 12.81 9.39 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:36:01 ens3 0.77 0.28 0.14 0.45 0.00 0.00 0.00 0.00 04:37:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 04:37:01 ens3 248.16 156.89 2319.71 23.07 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 192.16 110.71 1505.72 20.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4616) 11/26/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 19.92 0.00 1.45 3.26 0.08 75.29 04:33:01 0 19.23 0.00 1.68 2.59 0.07 76.43 04:33:01 1 43.24 0.00 2.55 1.52 0.10 52.59 04:33:01 2 11.80 0.00 1.10 8.69 0.07 78.34 04:33:01 3 5.44 0.00 0.48 0.28 0.08 93.71 04:34:01 all 25.42 0.00 5.11 3.58 0.12 65.77 04:34:01 0 26.49 0.00 5.60 5.68 0.12 62.11 04:34:01 1 21.42 0.00 4.04 3.60 0.10 70.84 04:34:01 2 15.79 0.00 4.10 1.55 0.12 78.45 04:34:01 3 38.00 0.00 6.69 3.50 0.17 51.64 04:35:01 all 29.84 0.00 1.90 4.46 0.11 63.69 04:35:01 0 23.75 0.00 1.90 8.44 0.08 65.83 04:35:01 1 28.92 0.00 2.26 8.29 0.13 60.41 04:35:01 2 44.30 0.00 1.79 0.13 0.12 53.67 04:35:01 3 22.38 0.00 1.71 0.97 0.08 74.86 04:36:01 all 30.20 0.00 0.97 0.18 0.12 68.54 04:36:01 0 11.51 0.00 0.67 0.28 0.12 87.43 04:36:01 1 34.07 0.00 1.07 0.13 0.12 64.61 04:36:01 2 17.41 0.00 0.43 0.27 0.12 81.78 04:36:01 3 57.94 0.00 1.70 0.02 0.15 40.19 04:37:01 all 27.51 0.00 1.05 0.36 0.10 70.98 04:37:01 0 14.47 0.00 0.94 0.75 0.08 83.75 04:37:01 1 32.24 0.00 1.02 0.25 0.12 66.38 04:37:01 2 24.72 0.00 0.82 0.27 0.12 74.07 04:37:01 3 38.62 0.00 1.40 0.15 0.13 59.69 Average: all 26.58 0.00 2.09 2.37 0.11 68.86 Average: 0 19.08 0.00 2.15 3.54 0.09 75.13 Average: 1 31.99 0.00 2.18 2.76 0.11 62.96 Average: 2 22.80 0.00 1.64 2.18 0.11 73.26 Average: 3 32.45 0.00 2.39 0.98 0.12 64.06