---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2377 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 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 8.5G 69G 11% / 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 13162 0 2319 15162 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:80:3f:6b brd ff:ff:ff:ff:ff:ff inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85933sec preferred_lft 85933sec inet6 fe80::f816:3eff:fe80:3f6b/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-2377) 11/10/26 _x86_64_ (4 CPU) 15:10:19 LINUX RESTART (4 CPU) 15:11:01 tps rtps wtps bread/s bwrtn/s 15:12:01 13.58 0.00 13.58 0.00 13824.46 15:13:01 1.47 0.00 1.47 0.00 16.66 15:14:01 0.85 0.00 0.85 0.00 9.87 15:15:01 1.13 0.00 1.13 0.00 14.40 15:16:01 337.26 22.98 314.28 859.06 6123.38 15:17:01 196.00 40.14 155.86 2423.86 20753.21 15:18:01 23.31 1.32 22.00 101.85 2498.65 Average: 81.94 9.21 72.74 483.53 6177.41 15:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:12:01 14442336 15667636 1982632 12.07 32044 1412372 704780 4.03 510664 1296356 8 15:13:01 14461296 15686664 1963672 11.96 32084 1412384 704780 4.03 491816 1296328 8 15:14:01 14461196 15686576 1963772 11.96 32116 1412388 704780 4.03 491860 1296332 8 15:15:01 14461348 15686800 1963620 11.96 32148 1412396 704780 4.03 491984 1296340 12 15:16:01 14034444 15525468 2390524 14.55 51984 1646636 831316 4.76 700716 1489656 155208 15:17:01 12954936 14960304 3470032 21.13 77952 2111580 1515740 8.67 1313824 1904452 26584 15:18:01 13436024 15486696 2988944 18.20 82152 2150312 839748 4.81 821756 1914396 31796 Average: 14035940 15528592 2389028 14.55 48640 1651153 857989 4.91 688946 1499123 30518 15:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:12:01 ens3 0.20 0.08 0.06 0.01 0.00 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 ens3 0.23 0.13 0.06 0.37 0.00 0.00 0.00 0.00 15:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:14:01 ens3 0.13 0.07 0.05 0.00 0.00 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 ens3 0.77 0.27 0.16 0.34 0.00 0.00 0.00 0.00 15:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:16:01 ens3 171.97 109.08 1147.94 42.87 0.00 0.00 0.00 0.00 15:16:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 15:17:01 ens3 262.24 221.43 3054.21 42.62 0.00 0.00 0.00 0.00 15:17:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 15:18:01 ens3 105.82 89.00 87.44 46.87 0.00 0.00 0.00 0.00 15:18:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 77.34 60.01 612.83 19.01 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2377) 11/10/26 _x86_64_ (4 CPU) 15:10:19 LINUX RESTART (4 CPU) 15:11:01 CPU %user %nice %system %iowait %steal %idle 15:12:01 all 0.03 0.00 0.01 0.31 0.00 99.65 15:12:01 0 0.02 0.00 0.00 1.14 0.00 98.84 15:12:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:12:01 2 0.03 0.00 0.00 0.07 0.00 99.90 15:12:01 3 0.02 0.00 0.00 0.05 0.00 99.93 15:13:01 all 0.03 0.00 0.01 0.01 0.00 99.95 15:13:01 0 0.02 0.00 0.00 0.00 0.00 99.98 15:13:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:13:01 2 0.02 0.00 0.03 0.03 0.00 99.92 15:13:01 3 0.00 0.00 0.00 0.00 0.00 100.00 15:14:01 all 0.02 0.00 0.00 0.01 0.00 99.97 15:14:01 0 0.00 0.00 0.00 0.00 0.00 100.00 15:14:01 1 0.03 0.00 0.00 0.00 0.00 99.97 15:14:01 2 0.03 0.00 0.00 0.02 0.00 99.95 15:14:01 3 0.00 0.00 0.00 0.02 0.00 99.98 15:15:01 all 0.35 0.00 0.02 0.00 0.00 99.63 15:15:01 0 1.31 0.00 0.03 0.00 0.00 98.66 15:15:01 1 0.07 0.00 0.00 0.00 0.00 99.93 15:15:01 2 0.03 0.00 0.03 0.03 0.00 99.90 15:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:16:01 all 11.48 0.00 1.04 2.08 0.00 85.39 15:16:01 0 31.88 0.00 1.93 2.03 0.02 64.15 15:16:01 1 7.03 0.00 0.42 0.13 0.00 92.42 15:16:01 2 4.24 0.00 0.63 4.09 0.00 91.05 15:16:01 3 2.67 0.00 1.15 2.09 0.00 94.08 15:17:01 all 34.57 0.00 2.69 1.21 0.01 61.52 15:17:01 0 46.11 0.00 2.31 1.10 0.02 50.47 15:17:01 1 29.67 0.00 2.91 0.37 0.02 67.03 15:17:01 2 33.67 0.00 3.70 2.96 0.02 59.66 15:17:01 3 28.82 0.00 1.86 0.40 0.00 68.92 15:18:01 all 45.01 0.00 2.15 0.11 0.01 52.73 15:18:01 0 58.33 0.00 2.04 0.03 0.02 39.58 15:18:01 1 49.42 0.00 1.72 0.03 0.02 48.81 15:18:01 2 39.58 0.00 2.91 0.13 0.00 57.37 15:18:01 3 32.67 0.00 1.92 0.23 0.02 65.16 Average: all 13.05 0.00 0.84 0.53 0.00 85.57 Average: 0 19.67 0.00 0.90 0.62 0.01 78.81 Average: 1 12.31 0.00 0.72 0.08 0.00 86.88 Average: 2 11.06 0.00 1.04 1.05 0.00 86.85 Average: 3 9.16 0.00 0.71 0.40 0.00 89.74