---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6708 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 9.9G 68G 13% / 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 1083 11101 0 3855 14626 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:87:0f:5b brd ff:ff:ff:ff:ff:ff inet 10.30.107.71/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe87:f5b/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-6708) 10/03/26 _x86_64_ (4 CPU) 05:39:37 LINUX RESTART (4 CPU) 05:40:01 tps rtps wtps bread/s bwrtn/s 05:41:01 106.15 4.03 102.12 64.11 44692.57 05:42:01 158.11 29.71 128.40 1706.12 53630.93 05:43:01 2.67 0.00 2.67 0.00 139.18 05:44:01 2.23 0.00 2.23 0.00 29.20 05:45:01 1.58 0.00 1.58 0.00 19.33 05:46:01 11.16 2.63 8.53 86.65 861.06 05:47:01 29.36 11.33 18.03 750.27 2446.26 05:48:01 28.51 0.80 27.71 77.44 21895.10 Average: 42.47 6.06 36.41 335.56 15464.94 05:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 13821108 15528648 2603860 15.85 67076 1835668 812964 4.65 693972 1683356 285788 05:42:01 12263816 15338616 4161152 25.33 75388 3170304 976636 5.59 946628 2939892 2464 05:43:01 12263448 15338268 4161520 25.34 75452 3170308 976636 5.59 946572 2939896 156 05:44:01 12256692 15331652 4168276 25.38 75548 3170340 976636 5.59 952808 2939916 164 05:45:01 12256268 15331320 4168700 25.38 75632 3170332 993308 5.68 953040 2939916 20 05:46:01 11861388 14966828 4563580 27.78 76604 3198728 1303948 7.46 1324936 2960580 3992 05:47:01 11838112 15445380 4586856 27.93 79160 3681192 798168 4.57 1061084 3233488 401724 05:48:01 11351256 14960648 5073712 30.89 80468 3682284 1259124 7.21 1707748 3071724 26848 Average: 12239011 15280170 4185957 25.49 75666 3134894 1012178 5.79 1073348 2838596 90144 05:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 05:41:01 ens3 94.95 65.01 1338.80 9.24 0.00 0.00 0.00 0.00 05:42:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 05:42:01 ens3 946.39 702.53 20702.03 63.99 0.00 0.00 0.00 0.00 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 ens3 0.30 0.33 0.07 0.23 0.00 0.00 0.00 0.00 05:44:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:44:01 ens3 1.60 1.30 0.39 0.49 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 ens3 0.42 0.28 0.14 0.29 0.00 0.00 0.00 0.00 05:46:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:46:01 ens3 37.56 35.04 377.26 5.55 0.00 0.00 0.00 0.00 05:47:01 lo 4.82 4.82 0.67 0.67 0.00 0.00 0.00 0.00 05:47:01 ens3 2521.40 1811.41 1374.80 678.24 0.00 0.00 0.00 0.00 05:48:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:48:01 ens3 59.03 39.15 23.59 148.84 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 457.69 331.87 2977.04 113.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6708) 10/03/26 _x86_64_ (4 CPU) 05:39:37 LINUX RESTART (4 CPU) 05:40:01 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 16.78 0.00 1.27 5.11 0.02 76.83 05:41:01 0 27.24 0.00 1.77 0.37 0.02 70.61 05:41:01 1 9.05 0.00 0.93 5.87 0.02 84.13 05:41:01 2 25.96 0.00 1.75 12.35 0.02 59.92 05:41:01 3 4.96 0.00 0.60 1.89 0.02 92.54 05:42:01 all 14.42 0.00 1.93 1.12 0.01 82.51 05:42:01 0 16.50 0.00 1.12 0.40 0.02 81.97 05:42:01 1 13.81 0.00 1.67 0.27 0.00 84.25 05:42:01 2 15.84 0.00 3.36 2.99 0.02 77.80 05:42:01 3 11.52 0.00 1.58 0.84 0.00 86.06 05:43:01 all 0.03 0.00 0.03 0.03 0.00 99.91 05:43:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:43:01 1 0.08 0.00 0.02 0.03 0.00 99.87 05:43:01 2 0.03 0.00 0.05 0.05 0.00 99.87 05:43:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:44:01 all 0.16 0.00 0.02 0.02 0.00 99.80 05:44:01 0 0.33 0.00 0.02 0.00 0.00 99.65 05:44:01 1 0.17 0.00 0.02 0.03 0.00 99.78 05:44:01 2 0.07 0.00 0.03 0.03 0.00 99.87 05:44:01 3 0.07 0.00 0.03 0.00 0.00 99.90 05:45:01 all 0.04 0.00 0.01 0.02 0.00 99.92 05:45:01 0 0.00 0.00 0.00 0.00 0.00 100.00 05:45:01 1 0.08 0.00 0.02 0.02 0.00 99.88 05:45:01 2 0.07 0.00 0.03 0.07 0.00 99.83 05:45:01 3 0.02 0.00 0.00 0.00 0.02 99.97 05:46:01 all 6.51 0.00 0.20 0.05 0.00 93.24 05:46:01 0 7.97 0.00 0.20 0.00 0.00 91.83 05:46:01 1 5.54 0.00 0.15 0.03 0.00 94.28 05:46:01 2 6.63 0.00 0.25 0.17 0.00 92.95 05:46:01 3 5.90 0.00 0.17 0.03 0.00 93.90 05:47:01 all 50.16 0.00 7.17 0.22 0.03 42.43 05:47:01 0 52.19 0.00 7.80 0.43 0.03 39.54 05:47:01 1 50.54 0.00 8.98 0.08 0.03 40.36 05:47:01 2 50.63 0.00 4.06 0.15 0.03 45.13 05:47:01 3 47.24 0.00 7.84 0.22 0.02 44.69 05:48:01 all 27.74 0.00 1.27 0.28 0.01 70.70 05:48:01 0 23.37 0.00 1.46 0.03 0.02 75.12 05:48:01 1 33.46 0.00 1.35 0.80 0.02 64.37 05:48:01 2 18.86 0.00 0.92 0.22 0.02 79.99 05:48:01 3 35.30 0.00 1.35 0.03 0.02 63.30 Average: all 14.46 0.00 1.48 0.86 0.01 83.19 Average: 0 15.93 0.00 1.55 0.15 0.01 82.36 Average: 1 14.08 0.00 1.64 0.89 0.01 83.38 Average: 2 14.73 0.00 1.30 2.00 0.01 81.95 Average: 3 13.11 0.00 1.44 0.38 0.01 85.06