---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9079 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.5G 68G 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 654 11907 0 3477 15055 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 mq state UP group default qlen 1000 link/ether fa:16:3e:4b:d4:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fe4b:d4a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9079) 07/11/26 _x86_64_ (4 CPU) 21:54:43 LINUX RESTART (4 CPU) 21:55:01 tps rtps wtps bread/s bwrtn/s 21:56:01 343.25 19.36 323.89 710.16 55105.63 21:57:01 582.80 28.18 554.62 1516.13 40810.13 21:58:01 286.20 0.00 286.20 0.00 13182.67 21:59:01 4.10 0.00 4.10 0.00 576.44 22:00:01 42.98 3.92 39.06 112.65 4059.32 Average: 251.86 10.29 241.57 467.75 22747.00 21:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:56:01 13741432 15504148 2683536 16.34 69500 1885448 811600 4.64 727308 1727972 303908 21:57:01 11943920 14963352 4481048 27.28 140156 2960356 1538524 8.80 1390544 2718168 358820 21:58:01 11112296 14152284 5312672 32.35 140780 2976720 2336684 13.37 2198040 2727620 15240 21:59:01 9796752 12838408 6628216 40.35 140856 2978692 3699996 21.17 3491916 2728836 1848 22:00:01 12275648 15484732 4149320 25.26 141980 3135772 723164 4.14 937508 2834316 119344 Average: 11774010 14588585 4650958 28.32 126654 2787398 1821994 10.43 1749063 2547382 159832 21:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:56:01 ens3 138.45 95.32 1645.58 29.83 0.00 0.00 0.00 0.00 21:56:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 21:57:01 ens3 588.72 476.10 7536.91 64.29 0.00 0.00 0.00 0.00 21:57:01 lo 4.27 4.27 0.39 0.39 0.00 0.00 0.00 0.00 21:58:01 ens3 0.30 0.05 0.07 0.00 0.00 0.00 0.00 0.00 21:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:59:01 ens3 0.38 0.22 0.08 0.26 0.00 0.00 0.00 0.00 21:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 349.14 213.75 676.53 88.68 0.00 0.00 0.00 0.00 22:00:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 215.38 157.07 1971.57 36.61 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9079) 07/11/26 _x86_64_ (4 CPU) 21:54:43 LINUX RESTART (4 CPU) 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 20.13 0.00 1.72 3.32 0.05 74.77 21:56:01 0 26.01 0.00 1.84 1.14 0.05 70.97 21:56:01 1 2.30 0.00 0.57 5.08 0.03 92.02 21:56:01 2 16.13 0.00 1.38 1.91 0.07 80.51 21:56:01 3 36.04 0.00 3.08 5.17 0.07 55.64 21:57:01 all 29.75 0.00 5.11 1.43 0.10 63.61 21:57:01 0 32.24 0.00 5.79 0.77 0.08 61.12 21:57:01 1 34.73 0.00 5.03 3.42 0.10 56.72 21:57:01 2 26.92 0.00 6.68 1.09 0.10 65.22 21:57:01 3 25.15 0.00 2.97 0.44 0.08 71.36 21:58:01 all 35.61 0.00 0.76 0.63 0.09 62.92 21:58:01 0 21.13 0.00 0.99 2.42 0.08 75.38 21:58:01 1 58.22 0.00 0.82 0.00 0.10 40.86 21:58:01 2 29.32 0.00 0.50 0.08 0.08 70.02 21:58:01 3 33.68 0.00 0.74 0.00 0.10 65.49 21:59:01 all 46.42 0.00 0.82 0.01 0.10 52.65 21:59:01 0 38.26 0.00 0.95 0.00 0.08 60.70 21:59:01 1 35.10 0.00 0.72 0.00 0.10 64.08 21:59:01 2 56.18 0.00 0.92 0.07 0.10 42.73 21:59:01 3 56.22 0.00 0.74 0.00 0.08 42.96 22:00:01 all 28.10 0.00 0.91 0.07 0.08 70.85 22:00:01 0 15.15 0.00 0.60 0.00 0.08 84.17 22:00:01 1 18.07 0.00 1.34 0.15 0.07 80.37 22:00:01 2 62.04 0.00 1.00 0.05 0.10 36.81 22:00:01 3 17.21 0.00 0.67 0.07 0.08 81.97 Average: all 32.00 0.00 1.86 1.09 0.08 64.96 Average: 0 26.55 0.00 2.03 0.87 0.08 70.48 Average: 1 29.70 0.00 1.69 1.72 0.08 66.81 Average: 2 38.09 0.00 2.10 0.64 0.09 59.09 Average: 3 33.66 0.00 1.64 1.13 0.08 63.49