---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4821 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 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 8.6G 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 559 13015 0 2464 15150 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:25:9f:18 brd ff:ff:ff:ff:ff:ff inet 10.30.107.72/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe25:9f18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4821) 04/09/26 _x86_64_ (4 CPU) 06:09:56 LINUX RESTART (4 CPU) 06:10:01 tps rtps wtps bread/s bwrtn/s 06:11:02 410.98 74.50 336.48 3995.33 89676.65 06:12:01 85.77 3.46 82.31 244.57 12176.78 06:13:02 1.48 0.00 1.48 0.00 150.37 06:14:01 0.80 0.00 0.80 0.00 9.49 06:15:01 46.68 0.75 45.93 84.12 4656.02 Average: 109.58 15.84 93.75 869.79 21436.13 06:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:11:02 13882240 15493568 2542728 15.48 66904 1742348 893176 5.11 747664 1573224 178444 06:12:01 13678260 15451532 2746708 16.72 75744 1885796 943448 5.40 826292 1680136 4112 06:13:02 13677372 15450556 2747596 16.73 75784 1885800 943448 5.40 826992 1680140 144 06:14:01 13677420 15450640 2747548 16.73 75808 1885804 943448 5.40 827252 1680144 156 06:15:01 13541724 15542660 2883244 17.55 95904 2080180 753888 4.31 757440 1858428 135788 Average: 13691403 15477791 2733565 16.64 78029 1895986 895482 5.12 797128 1694414 63729 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:11:02 ens3 509.08 339.76 2188.78 81.92 0.00 0.00 0.00 0.00 06:11:02 lo 2.27 2.27 0.24 0.24 0.00 0.00 0.00 0.00 06:12:01 ens3 33.05 29.16 24.70 5.92 0.00 0.00 0.00 0.00 06:12:01 lo 3.73 3.73 0.33 0.33 0.00 0.00 0.00 0.00 06:13:02 ens3 1.73 1.60 0.93 1.86 0.00 0.00 0.00 0.00 06:13:02 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:14:01 ens3 0.81 0.66 0.41 0.29 0.00 0.00 0.00 0.00 06:14:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 ens3 43.18 35.44 635.53 8.42 0.00 0.00 0.00 0.00 06:15:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 118.25 81.77 573.81 19.79 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4821) 04/09/26 _x86_64_ (4 CPU) 06:09:56 LINUX RESTART (4 CPU) 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:11:02 all 21.64 0.00 2.38 8.21 0.08 67.68 06:11:02 0 18.32 0.00 2.08 3.08 0.05 76.47 06:11:02 1 27.66 0.00 3.34 17.06 0.10 51.84 06:11:02 2 23.01 0.00 2.17 12.35 0.10 62.37 06:11:02 3 17.60 0.00 1.97 0.43 0.07 79.92 06:12:01 all 7.34 0.00 0.52 0.61 0.04 91.48 06:12:01 0 1.63 0.00 0.14 0.10 0.05 98.08 06:12:01 1 19.00 0.00 1.19 1.25 0.05 78.51 06:12:01 2 6.69 0.00 0.36 0.00 0.05 92.90 06:12:01 3 2.04 0.00 0.39 1.05 0.02 96.50 06:13:02 all 0.11 0.00 0.03 0.01 0.02 99.83 06:13:02 0 0.18 0.00 0.07 0.00 0.02 99.73 06:13:02 1 0.03 0.00 0.02 0.03 0.00 99.92 06:13:02 2 0.18 0.00 0.05 0.00 0.03 99.73 06:13:02 3 0.02 0.00 0.00 0.00 0.00 99.98 06:14:01 all 0.06 0.00 0.02 0.01 0.02 99.89 06:14:01 0 0.07 0.00 0.00 0.02 0.02 99.90 06:14:01 1 0.08 0.00 0.05 0.02 0.03 99.81 06:14:01 2 0.12 0.00 0.00 0.00 0.03 99.85 06:14:01 3 0.00 0.00 0.02 0.00 0.02 99.97 06:15:01 all 14.35 0.00 1.07 0.61 0.04 83.93 06:15:01 0 22.29 0.00 1.35 0.15 0.03 76.18 06:15:01 1 2.34 0.00 0.55 1.77 0.02 95.33 06:15:01 2 4.96 0.00 0.70 0.03 0.05 94.25 06:15:01 3 27.78 0.00 1.72 0.48 0.05 69.97 Average: all 8.72 0.00 0.81 1.89 0.04 88.54 Average: 0 8.54 0.00 0.73 0.67 0.03 90.03 Average: 1 9.80 0.00 1.03 4.03 0.04 85.10 Average: 2 7.01 0.00 0.66 2.49 0.05 89.79 Average: 3 9.54 0.00 0.82 0.39 0.03 89.21