---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8750 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 9.4G 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 585 11986 0 3467 15124 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:47:f9:49 brd ff:ff:ff:ff:ff:ff inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85796sec preferred_lft 85796sec inet6 fe80::f816:3eff:fe47:f949/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8750) 07/11/26 _x86_64_ (4 CPU) 03:09:43 LINUX RESTART (4 CPU) 03:10:01 tps rtps wtps bread/s bwrtn/s 03:11:01 33.61 0.00 33.61 0.00 38308.55 03:12:01 1.40 0.00 1.40 0.00 17.73 03:13:01 0.80 0.00 0.80 0.00 9.60 03:14:01 0.98 0.00 0.98 0.00 12.80 03:15:01 3.98 2.87 1.12 109.45 184.90 03:16:01 338.86 19.95 318.91 725.35 9870.62 03:17:01 408.82 12.28 396.53 278.35 26332.94 03:18:01 589.82 0.02 589.80 4.27 31036.43 03:19:01 141.41 30.99 110.41 1888.09 4543.91 Average: 168.85 7.34 161.51 333.94 12257.27 03:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:11:01 14461572 15686160 1963388 11.95 32012 1412068 701320 4.01 493908 1296360 12 03:12:01 14467880 15692520 1957080 11.92 32052 1412072 701320 4.01 487360 1296340 16 03:13:01 14466648 15691340 1958312 11.92 32084 1412076 701320 4.01 488344 1296348 128 03:14:01 14466680 15691420 1958280 11.92 32124 1412080 701320 4.01 488312 1296348 168 03:15:01 14437544 15670500 1987416 12.10 32208 1420384 701320 4.01 509960 1303000 28 03:16:01 13788092 15507356 2636868 16.05 69752 1842276 815684 4.67 703624 1701644 291820 03:17:01 11745328 14745044 4679632 28.49 177620 2849060 1637436 9.37 1567964 2680516 859556 03:18:01 11181296 14194424 5243664 31.92 177904 2856764 2112972 12.09 2151700 2645848 156 03:19:01 12323652 15519804 4101308 24.97 178068 3035872 762712 4.36 900688 2767376 65280 Average: 13482077 15377619 2942883 17.92 84869 1961406 981712 5.62 865762 1809309 135240 03:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:11:01 ens3 2.32 1.63 1.78 1.12 0.00 0.00 0.00 0.00 03:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:12:01 ens3 3.67 1.08 2.65 0.61 0.00 0.00 0.00 0.00 03:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:13:01 ens3 1.22 0.95 0.72 1.36 0.00 0.00 0.00 0.00 03:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 ens3 0.30 0.28 0.07 0.35 0.00 0.00 0.00 0.00 03:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:15:01 ens3 75.32 34.46 105.84 13.44 0.00 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 ens3 152.46 107.68 1430.03 34.32 0.00 0.00 0.00 0.00 03:16:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 03:17:01 ens3 3567.89 2373.12 3750.50 673.55 0.00 0.00 0.00 0.00 03:17:01 lo 3.80 3.80 0.73 0.73 0.00 0.00 0.00 0.00 03:18:01 ens3 1913.03 1345.13 490.39 398.04 0.00 0.00 0.00 0.00 03:18:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 03:19:01 ens3 390.63 277.30 1777.46 68.32 0.00 0.00 0.00 0.00 03:19:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 678.52 460.17 839.92 132.34 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8750) 07/11/26 _x86_64_ (4 CPU) 03:09:43 LINUX RESTART (4 CPU) 03:10:01 CPU %user %nice %system %iowait %steal %idle 03:11:01 all 0.33 0.00 0.06 0.69 0.01 98.91 03:11:01 0 0.38 0.00 0.08 1.17 0.02 98.35 03:11:01 1 0.32 0.00 0.07 1.55 0.02 98.05 03:11:01 2 0.42 0.00 0.07 0.03 0.00 99.48 03:11:01 3 0.20 0.00 0.03 0.00 0.00 99.77 03:12:01 all 0.73 0.00 0.01 0.00 0.00 99.25 03:12:01 0 0.13 0.00 0.03 0.00 0.02 99.82 03:12:01 1 2.28 0.00 0.00 0.02 0.00 97.70 03:12:01 2 0.25 0.00 0.00 0.00 0.00 99.75 03:12:01 3 0.23 0.00 0.02 0.00 0.00 99.75 03:13:01 all 0.21 0.00 0.02 0.00 0.01 99.76 03:13:01 0 0.07 0.00 0.00 0.00 0.02 99.92 03:13:01 1 0.52 0.00 0.03 0.02 0.02 99.42 03:13:01 2 0.15 0.00 0.02 0.00 0.02 99.82 03:13:01 3 0.12 0.00 0.03 0.00 0.02 99.83 03:14:01 all 0.02 0.00 0.01 0.01 0.01 99.95 03:14:01 0 0.02 0.00 0.00 0.00 0.02 99.97 03:14:01 1 0.03 0.00 0.02 0.02 0.00 99.93 03:14:01 2 0.00 0.00 0.02 0.00 0.00 99.98 03:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:15:01 all 0.83 0.00 0.05 0.03 0.01 99.08 03:15:01 0 1.07 0.00 0.05 0.00 0.02 98.87 03:15:01 1 0.74 0.00 0.05 0.10 0.02 99.10 03:15:01 2 0.58 0.00 0.08 0.02 0.00 99.32 03:15:01 3 0.93 0.00 0.02 0.00 0.00 99.05 03:16:01 all 19.81 0.00 1.55 2.30 0.05 76.28 03:16:01 0 14.81 0.00 0.82 0.25 0.05 84.07 03:16:01 1 3.04 0.00 0.60 4.44 0.03 91.88 03:16:01 2 46.21 0.00 3.52 3.37 0.10 46.79 03:16:01 3 15.16 0.00 1.25 1.12 0.05 82.41 03:17:01 all 31.02 0.00 9.44 0.85 0.09 58.59 03:17:01 0 22.27 0.00 7.37 0.03 0.08 70.25 03:17:01 1 33.32 0.00 9.75 1.84 0.08 55.02 03:17:01 2 51.02 0.00 11.00 1.01 0.10 36.87 03:17:01 3 17.40 0.00 9.68 0.52 0.08 72.31 03:18:01 all 31.51 0.00 4.39 1.72 0.09 62.29 03:18:01 0 22.04 0.00 4.26 1.14 0.08 72.47 03:18:01 1 37.70 0.00 4.31 4.08 0.12 53.79 03:18:01 2 35.24 0.00 3.82 1.12 0.08 59.73 03:18:01 3 31.03 0.00 5.15 0.52 0.08 63.22 03:19:01 all 32.66 0.00 1.41 0.63 0.08 65.21 03:19:01 0 33.27 0.00 1.07 0.13 0.08 65.44 03:19:01 1 33.96 0.00 1.40 0.28 0.08 64.27 03:19:01 2 43.44 0.00 1.79 0.75 0.10 53.91 03:19:01 3 19.96 0.00 1.39 1.35 0.08 77.22 Average: all 12.97 0.00 1.87 0.69 0.04 84.43 Average: 0 10.41 0.00 1.51 0.30 0.04 87.74 Average: 1 12.39 0.00 1.79 1.37 0.04 84.41 Average: 2 19.64 0.00 2.25 0.70 0.04 77.37 Average: 3 9.42 0.00 1.94 0.39 0.04 88.21