---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-833 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: 2799.998 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 9.3G 69G 12% / 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 554 12108 0 3376 15155 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:ba:ba:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:feba:ba6d/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-833) 11/30/23 _x86_64_ (4 CPU) 03:15:24 LINUX RESTART (4 CPU) 03:16:01 tps rtps wtps bread/s bwrtn/s 03:17:01 110.43 19.80 90.63 1145.14 25257.52 03:18:01 328.76 5.07 323.70 72.12 30691.15 03:19:01 653.26 10.63 642.63 1016.90 46567.31 03:20:01 42.09 0.80 41.29 23.33 15978.27 03:21:01 19.63 8.28 11.35 1048.98 756.55 Average: 230.83 8.91 221.91 661.31 23849.39 03:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13919280 15631960 2505688 15.26 70052 1837648 713964 4.09 617120 1668440 167712 03:18:01 12020756 14878568 4404212 26.81 162168 2741972 1519376 8.70 1444692 2552552 864936 03:19:01 11478152 14423132 4946816 30.12 166700 2816240 2127396 12.17 1967820 2561008 29752 03:20:01 11566812 14529616 4858156 29.58 166820 2831720 1841048 10.54 1877288 2559732 872 03:21:01 12426256 15523428 3998712 24.35 167484 2961428 787060 4.50 906944 2678352 84176 Average: 12282251 14997341 4142717 25.22 146645 2637802 1397769 8.00 1362773 2404017 229490 03:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 03:17:01 ens3 94.35 61.81 1219.36 12.46 0.00 0.00 0.00 0.00 03:18:01 lo 3.73 3.73 0.71 0.71 0.00 0.00 0.00 0.00 03:18:01 ens3 2664.26 1604.35 2983.96 499.36 0.00 0.00 0.00 0.00 03:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:19:01 ens3 1815.85 1334.11 617.48 438.89 0.00 0.00 0.00 0.00 03:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 191.77 124.83 71.98 57.30 0.00 0.00 0.00 0.00 03:21:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 03:21:01 ens3 96.55 93.42 156.27 30.69 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 972.53 643.68 1009.78 207.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-833) 11/30/23 _x86_64_ (4 CPU) 03:15:24 LINUX RESTART (4 CPU) 03:16:01 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 21.16 0.00 1.56 4.40 0.05 72.82 03:17:01 0 8.73 0.00 1.38 5.72 0.05 84.11 03:17:01 1 13.74 0.00 0.75 0.70 0.03 84.77 03:17:01 2 8.76 0.00 0.74 8.46 0.03 82.01 03:17:01 3 53.40 0.00 3.36 2.72 0.08 40.44 03:18:01 all 27.25 0.00 7.02 5.00 0.12 60.61 03:18:01 0 25.31 0.00 7.54 10.69 0.13 56.33 03:18:01 1 33.81 0.00 7.16 1.08 0.13 57.82 03:18:01 2 26.32 0.00 5.73 5.48 0.12 62.35 03:18:01 3 23.57 0.00 7.67 2.73 0.12 65.91 03:19:01 all 23.12 0.00 4.71 9.62 0.08 62.47 03:19:01 0 13.38 0.00 4.17 13.60 0.08 68.77 03:19:01 1 25.87 0.00 5.47 4.87 0.07 63.72 03:19:01 2 26.80 0.00 2.39 1.71 0.08 69.02 03:19:01 3 26.43 0.00 6.83 18.28 0.08 48.38 03:20:01 all 28.42 0.00 1.49 1.24 0.09 68.76 03:20:01 0 12.84 0.00 1.48 2.13 0.08 83.46 03:20:01 1 13.22 0.00 1.25 0.33 0.07 85.12 03:20:01 2 36.06 0.00 1.07 0.02 0.08 62.77 03:20:01 3 51.52 0.00 2.17 2.47 0.12 43.73 03:21:01 all 30.55 0.00 1.10 0.22 0.09 68.04 03:21:01 0 18.26 0.00 0.79 0.32 0.08 80.56 03:21:01 1 16.23 0.00 1.28 0.03 0.08 82.37 03:21:01 2 72.66 0.00 1.65 0.15 0.12 25.42 03:21:01 3 14.97 0.00 0.64 0.39 0.08 83.92 Average: all 26.10 0.00 3.17 4.09 0.09 66.55 Average: 0 15.69 0.00 3.07 6.49 0.09 74.67 Average: 1 20.56 0.00 3.18 1.40 0.08 74.78 Average: 2 34.14 0.00 2.31 3.16 0.09 60.31 Average: 3 34.02 0.00 4.13 5.32 0.10 56.44