---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9995 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 558 12603 0 2877 15152 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:d3:ca:54 brd ff:ff:ff:ff:ff:ff inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fed3:ca54/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9995) 06/09/26 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 331.41 70.64 260.76 3856.71 85297.03 03:07:01 131.93 10.98 120.95 282.89 31958.94 03:08:01 63.57 4.60 58.97 128.91 9133.68 03:09:01 20.95 5.88 15.06 422.86 1823.16 03:10:01 59.92 5.62 54.31 145.84 20115.58 Average: 121.56 19.55 102.02 967.54 29667.53 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13979664 15536736 2445304 14.89 57184 1703748 843744 4.83 715020 1524596 195808 03:07:01 13795816 15607100 2629152 16.01 74088 1927800 706688 4.04 621408 1776048 78040 03:08:01 12886092 14892072 3538876 21.55 85884 2101584 1403644 8.03 1362348 1924440 13168 03:09:01 12050524 14172772 4374444 26.63 88772 2211076 2116708 12.11 2146768 1966044 66376 03:10:01 12946444 15556760 3478524 21.18 94528 2686948 747184 4.28 953828 2254500 11008 Average: 13131708 15153088 3293260 20.05 80091 2126231 1163594 6.66 1159874 1889126 72880 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 03:06:01 ens3 382.07 256.86 1745.04 74.91 0.00 0.00 0.00 0.00 03:07:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 170.45 145.01 1058.18 35.20 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 03:08:01 ens3 345.43 253.14 2530.84 61.06 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 930.13 578.40 632.75 282.77 0.00 0.00 0.00 0.00 03:10:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 03:10:01 ens3 153.06 158.87 319.25 1757.29 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 396.23 278.46 1257.23 442.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9995) 06/09/26 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.34 0.00 1.94 16.68 0.06 64.98 03:06:01 0 12.68 0.00 2.09 4.23 0.05 80.95 03:06:01 1 19.21 0.00 2.07 18.24 0.05 60.42 03:06:01 2 15.83 0.00 1.49 21.42 0.07 61.19 03:06:01 3 17.66 0.00 2.10 22.87 0.07 57.31 03:07:01 all 11.11 0.00 1.12 2.24 0.05 85.48 03:07:01 0 16.05 0.00 2.06 0.33 0.08 81.47 03:07:01 1 2.00 0.00 0.37 5.01 0.02 92.61 03:07:01 2 17.44 0.00 0.95 0.73 0.07 80.81 03:07:01 3 8.93 0.00 1.10 2.86 0.05 87.06 03:08:01 all 38.22 0.00 1.45 0.24 0.09 60.00 03:08:01 0 25.43 0.00 1.83 0.35 0.08 72.31 03:08:01 1 46.47 0.00 1.42 0.38 0.08 51.64 03:08:01 2 50.13 0.00 0.72 0.02 0.10 49.04 03:08:01 3 30.89 0.00 1.85 0.20 0.08 66.98 03:09:01 all 41.69 0.00 5.49 0.09 0.09 52.63 03:09:01 0 33.18 0.00 3.58 0.02 0.10 63.12 03:09:01 1 42.41 0.00 7.99 0.20 0.08 49.31 03:09:01 2 48.70 0.00 6.49 0.02 0.08 44.71 03:09:01 3 42.45 0.00 3.91 0.17 0.08 53.39 03:10:01 all 26.71 0.00 2.03 1.16 0.06 70.04 03:10:01 0 26.74 0.00 2.12 0.08 0.05 71.01 03:10:01 1 35.92 0.00 1.81 0.58 0.07 61.62 03:10:01 2 23.96 0.00 2.14 3.02 0.07 70.82 03:10:01 3 20.23 0.00 2.07 0.93 0.07 76.70 Average: all 26.81 0.00 2.41 4.07 0.07 66.64 Average: 0 22.81 0.00 2.34 1.00 0.07 73.78 Average: 1 29.19 0.00 2.73 4.88 0.06 63.13 Average: 2 31.22 0.00 2.36 5.03 0.08 61.31 Average: 3 24.04 0.00 2.20 5.38 0.07 68.31