---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18402 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.0G 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 605 12571 0 2863 15105 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:2c:33:90 brd ff:ff:ff:ff:ff:ff inet 10.30.107.98/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe2c:3390/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18402) 09/07/26 _x86_64_ (4 CPU) 03:04:46 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 304.45 54.39 250.06 3639.53 82560.51 03:07:01 106.87 10.95 95.92 281.95 14866.86 03:08:01 25.56 0.82 24.74 22.93 1488.57 03:09:01 41.76 5.95 35.81 418.46 5719.31 03:10:01 21.10 4.02 17.08 123.31 1903.55 03:11:01 29.33 1.70 27.63 107.32 18652.76 Average: 88.17 12.97 75.20 765.56 20864.72 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14009304 15589832 2415656 14.71 61844 1720072 768912 4.40 626100 1578048 204864 03:07:01 13763272 15560544 2661688 16.21 72444 1915872 767056 4.39 665740 1764720 788 03:08:01 13437400 15283480 2987560 18.19 80596 1952056 1204128 6.89 958756 1786584 15848 03:09:01 12584676 14597340 3840284 23.38 86368 2107300 1620380 9.27 1666896 1919536 5464 03:10:01 12350524 14511752 4074436 24.81 88960 2249256 1667460 9.54 1812196 1998784 99056 03:11:01 12884428 15480140 3540532 21.56 90880 2676084 830372 4.75 1048252 2221164 7076 Average: 13171601 15170515 3253359 19.81 80182 2103440 1143051 6.54 1129657 1878139 55516 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 03:06:01 ens3 329.63 264.02 1862.18 75.05 0.00 0.00 0.00 0.00 03:07:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 03:07:01 ens3 117.76 87.34 815.47 21.94 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:08:01 ens3 145.77 131.12 474.99 32.87 0.00 0.00 0.00 0.00 03:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 1348.69 1081.99 2458.05 444.34 0.00 0.00 0.00 0.00 03:10:01 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 302.48 238.83 696.13 135.42 0.00 0.00 0.00 0.00 03:11:01 lo 2.73 2.73 0.25 0.25 0.00 0.00 0.00 0.00 03:11:01 ens3 224.16 187.75 163.47 1806.67 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 411.41 331.84 1078.36 419.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18402) 09/07/26 _x86_64_ (4 CPU) 03:04:46 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 20.36 0.00 2.10 7.85 0.03 69.67 03:06:01 0 8.85 0.00 1.39 12.48 0.03 77.24 03:06:01 1 23.12 0.00 2.39 1.35 0.03 73.11 03:06:01 2 37.68 0.00 3.12 10.26 0.02 48.92 03:06:01 3 11.72 0.00 1.49 7.31 0.03 79.44 03:07:01 all 6.76 0.00 0.79 0.88 0.01 91.56 03:07:01 0 1.47 0.00 0.92 1.69 0.00 95.92 03:07:01 1 2.95 0.00 0.65 0.03 0.00 96.36 03:07:01 2 20.53 0.00 1.17 0.78 0.02 77.50 03:07:01 3 2.08 0.00 0.43 1.03 0.00 96.45 03:08:01 all 13.15 0.00 1.11 0.05 0.02 85.68 03:08:01 0 12.77 0.00 1.54 0.03 0.02 85.64 03:08:01 1 12.56 0.00 0.99 0.00 0.02 86.44 03:08:01 2 13.68 0.00 1.29 0.00 0.02 85.01 03:08:01 3 13.57 0.00 0.60 0.15 0.02 85.67 03:09:01 all 33.44 0.00 5.73 0.15 0.02 60.66 03:09:01 0 16.81 0.00 1.34 0.13 0.02 81.70 03:09:01 1 47.08 0.00 6.56 0.00 0.03 46.33 03:09:01 2 48.00 0.00 7.23 0.27 0.02 44.49 03:09:01 3 22.02 0.00 7.86 0.18 0.02 69.91 03:10:01 all 38.66 0.00 1.33 0.13 0.03 59.85 03:10:01 0 40.83 0.00 1.70 0.05 0.03 57.38 03:10:01 1 38.84 0.00 1.15 0.03 0.02 59.96 03:10:01 2 42.15 0.00 0.90 0.03 0.03 56.88 03:10:01 3 32.86 0.00 1.56 0.42 0.03 65.13 03:11:01 all 19.54 0.00 1.79 0.45 0.01 78.20 03:11:01 0 27.93 0.00 1.61 0.17 0.00 70.30 03:11:01 1 13.50 0.00 1.77 1.29 0.02 83.42 03:11:01 2 30.83 0.00 1.97 0.03 0.00 67.17 03:11:01 3 6.00 0.00 1.81 0.30 0.02 91.87 Average: all 21.99 0.00 2.14 1.58 0.02 74.27 Average: 0 18.13 0.00 1.42 2.42 0.02 78.02 Average: 1 23.01 0.00 2.25 0.45 0.02 74.27 Average: 2 32.15 0.00 2.61 1.90 0.02 63.33 Average: 3 14.71 0.00 2.29 1.56 0.02 81.42