---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5187 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 8.8G 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 553 12882 0 2604 15164 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:fb:71:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.107/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fefb:71a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5187) 12/15/23 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:03 tps rtps wtps bread/s bwrtn/s 03:06:01 87.80 13.83 73.97 1008.38 18850.82 03:07:01 124.49 14.50 110.00 373.21 25670.78 03:08:01 21.00 5.18 15.81 401.80 12115.31 03:09:01 55.39 1.07 54.32 62.39 26203.90 Average: 72.04 8.60 63.44 456.85 20726.03 03:05:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13935200 15540440 2489768 15.16 62864 1742932 807260 4.62 698032 1576928 131468 03:07:01 13033004 14908576 3391964 20.65 80176 1981908 1406304 8.05 1359172 1788276 17008 03:08:01 12401276 14306060 4023692 24.50 81444 2008736 1984876 11.36 1985712 1789452 9164 03:09:01 13219508 15550856 3205460 19.52 88112 2421724 766972 4.39 899764 2047704 39584 Average: 13147247 15076483 3277721 19.96 78149 2038825 1241353 7.10 1235670 1800590 49306 03:05:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 59.02 40.11 859.37 6.62 0.00 0.00 0.00 0.00 03:06:01 lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 03:07:01 ens3 334.92 282.64 2407.89 77.97 0.00 0.00 0.00 0.00 03:07:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1283.72 870.42 325.35 356.39 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 267.37 224.08 869.28 1350.55 0.00 0.00 0.00 0.00 03:09:01 lo 3.07 3.07 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 489.84 356.95 1117.68 451.57 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 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-5187) 12/15/23 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:03 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.50 0.00 1.16 8.38 0.06 73.90 03:06:01 0 8.59 0.00 0.80 3.95 0.03 86.62 03:06:01 1 31.92 0.00 1.88 4.96 0.10 61.13 03:06:01 2 11.23 0.00 1.11 15.28 0.07 72.31 03:06:01 3 14.29 0.00 0.87 9.31 0.07 75.46 03:07:01 all 30.43 0.00 1.73 5.55 0.10 62.19 03:07:01 0 29.24 0.00 1.47 3.33 0.07 65.89 03:07:01 1 30.70 0.00 1.31 6.32 0.08 61.59 03:07:01 2 23.12 0.00 2.10 10.70 0.12 63.97 03:07:01 3 38.70 0.00 2.05 1.87 0.10 57.28 03:08:01 all 31.81 0.00 5.98 1.36 0.08 60.78 03:08:01 0 28.20 0.00 3.91 2.60 0.05 65.24 03:08:01 1 23.40 0.00 6.68 0.25 0.07 69.60 03:08:01 2 26.12 0.00 3.10 0.65 0.08 70.05 03:08:01 3 49.56 0.00 10.24 1.95 0.12 38.13 03:09:01 all 21.47 0.00 1.90 4.20 0.07 72.35 03:09:01 0 40.30 0.00 2.54 1.03 0.10 56.03 03:09:01 1 13.80 0.00 1.32 1.15 0.03 83.69 03:09:01 2 10.24 0.00 1.82 6.10 0.07 81.77 03:09:01 3 21.68 0.00 1.96 8.53 0.07 67.77 Average: all 25.12 0.00 2.71 4.84 0.08 67.25 Average: 0 26.72 0.00 2.19 2.72 0.06 68.31 Average: 1 24.88 0.00 2.81 3.15 0.07 69.09 Average: 2 17.73 0.00 2.04 8.12 0.08 72.03 Average: 3 31.18 0.00 3.80 5.39 0.09 59.54