---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-594 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 676K 1.6G 1% /run /dev/vda1 78G 8.7G 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 573 12849 0 2617 15137 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:56:c6:04 brd ff:ff:ff:ff:ff:ff inet 10.30.107.198/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe56:c604/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-594) 11/03/26 _x86_64_ (4 CPU) 09:51:50 LINUX RESTART (4 CPU) 09:52:01 tps rtps wtps bread/s bwrtn/s 09:53:01 52.72 7.22 45.51 205.70 57069.56 09:54:02 2.23 0.00 2.23 0.00 28.79 09:55:01 292.59 23.35 269.24 873.48 6050.36 09:56:01 180.80 46.54 134.26 2858.86 17399.50 09:57:01 79.75 12.93 66.82 924.91 11060.96 Average: 121.05 17.99 103.06 972.89 18362.26 09:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:53:01 14479772 15705708 1945196 11.84 32084 1412956 703128 4.02 473048 1298296 336 09:54:02 14480196 15706228 1944772 11.84 32164 1412960 703128 4.02 472524 1298264 52 09:55:01 13957780 15505284 2467188 15.02 56268 1695704 835268 4.78 742012 1519436 205308 09:56:01 13244336 15319400 3180632 19.36 94180 2155576 985116 5.64 953536 1959352 191592 09:57:01 13166040 15507372 3258928 19.84 98716 2413960 788216 4.51 959676 2027176 146520 Average: 13865625 15548798 2559343 15.58 62682 1818231 802971 4.60 720159 1620505 108762 09:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:53:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:53:01 ens3 136.68 98.42 480.56 32.01 0.00 0.00 0.00 0.00 09:54:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:54:02 ens3 0.57 0.12 0.08 0.07 0.00 0.00 0.00 0.00 09:55:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 09:55:01 ens3 176.19 111.88 1164.86 44.61 0.00 0.00 0.00 0.00 09:56:01 lo 2.20 2.20 0.25 0.25 0.00 0.00 0.00 0.00 09:56:01 ens3 177.60 139.76 1832.69 27.61 0.00 0.00 0.00 0.00 09:57:01 lo 2.23 2.23 0.61 0.61 0.00 0.00 0.00 0.00 09:57:01 ens3 426.43 270.24 1957.26 1098.95 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 183.51 124.12 1086.80 241.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-594) 11/03/26 _x86_64_ (4 CPU) 09:51:50 LINUX RESTART (4 CPU) 09:52:01 CPU %user %nice %system %iowait %steal %idle 09:53:01 all 2.93 0.00 0.33 1.42 0.01 95.30 09:53:01 0 3.43 0.00 0.30 5.25 0.02 91.01 09:53:01 1 2.77 0.00 0.27 0.13 0.00 96.83 09:53:01 2 3.10 0.00 0.33 0.08 0.00 96.48 09:53:01 3 2.44 0.00 0.44 0.23 0.00 96.89 09:54:02 all 0.03 0.00 0.01 0.02 0.00 99.94 09:54:02 0 0.08 0.00 0.03 0.00 0.00 99.88 09:54:02 1 0.03 0.00 0.02 0.03 0.00 99.92 09:54:02 2 0.02 0.00 0.00 0.03 0.00 99.95 09:54:02 3 0.00 0.00 0.00 0.00 0.00 100.00 09:55:01 all 13.27 0.00 1.17 2.74 0.01 82.80 09:55:01 0 5.08 0.00 0.66 0.24 0.00 94.02 09:55:01 1 25.59 0.00 1.63 0.95 0.03 71.80 09:55:01 2 13.33 0.00 0.93 6.45 0.02 79.28 09:55:01 3 9.09 0.00 1.45 3.31 0.02 86.12 09:56:01 all 27.48 0.00 2.12 1.66 0.03 68.72 09:56:01 0 22.06 0.00 1.82 0.92 0.02 75.18 09:56:01 1 48.40 0.00 3.03 1.14 0.03 47.40 09:56:01 2 16.70 0.00 2.05 3.64 0.02 77.60 09:56:01 3 22.71 0.00 1.60 0.92 0.02 74.75 09:57:01 all 39.97 0.00 2.32 0.41 0.03 57.27 09:57:01 0 42.57 0.00 2.19 0.35 0.03 54.86 09:57:01 1 41.41 0.00 2.60 0.17 0.02 55.81 09:57:01 2 32.86 0.00 2.25 0.99 0.02 63.89 09:57:01 3 43.04 0.00 2.24 0.13 0.03 54.56 Average: all 16.74 0.00 1.19 1.24 0.01 80.81 Average: 0 14.67 0.00 1.00 1.35 0.01 82.96 Average: 1 23.61 0.00 1.50 0.48 0.02 74.39 Average: 2 13.18 0.00 1.11 2.23 0.01 83.48 Average: 3 15.49 0.00 1.15 0.91 0.01 82.44