---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10836 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: 2799.996 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 9.2G 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 572 12257 0 3209 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:d2:7f:1b brd ff:ff:ff:ff:ff:ff inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fed2:7f1b/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-10836) 06/11/26 _x86_64_ (4 CPU) 08:09:29 LINUX RESTART (4 CPU) 08:10:02 tps rtps wtps bread/s bwrtn/s 08:11:01 152.99 25.08 127.91 1006.34 54206.68 08:12:01 706.57 27.45 679.12 1553.74 38863.66 08:13:01 5.97 0.00 5.97 0.00 1207.93 08:14:01 5.70 0.00 5.70 0.00 313.15 08:15:01 33.34 3.08 30.26 158.77 1960.21 Average: 181.01 11.08 169.93 542.22 19193.63 08:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:11:01 13678272 15525960 2746696 16.72 70488 1967700 1158148 6.63 698752 1813508 252284 08:12:01 11835188 14588552 4589780 27.94 129992 2718988 2045944 11.71 1745376 2478412 19164 08:13:01 10414868 13187988 6010100 36.59 130544 2735652 3541244 20.27 3128252 2493220 6244 08:14:01 10067752 12842360 6357216 38.70 130588 2737280 3847400 22.02 3467252 2494848 64 08:15:01 12560528 15502852 3864440 23.53 134540 2893016 791352 4.53 885460 2614300 146320 Average: 11711322 14329542 4713646 28.70 119230 2610527 2276818 13.03 1985018 2378858 84815 08:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:11:01 ens3 123.71 83.82 1698.28 13.34 0.00 0.00 0.00 0.00 08:11:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 08:12:01 ens3 467.29 227.03 2022.74 27.32 0.00 0.00 0.00 0.00 08:12:01 lo 4.00 4.00 0.74 0.74 0.00 0.00 0.00 0.00 08:13:01 ens3 0.55 0.22 0.08 0.44 0.00 0.00 0.00 0.00 08:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 0.68 0.20 0.09 0.08 0.00 0.00 0.00 0.00 08:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:15:01 ens3 55.59 50.56 410.71 13.36 0.00 0.00 0.00 0.00 08:15:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 129.58 72.33 823.46 10.90 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10836) 06/11/26 _x86_64_ (4 CPU) 08:09:29 LINUX RESTART (4 CPU) 08:10:02 CPU %user %nice %system %iowait %steal %idle 08:11:01 all 19.34 0.00 1.57 5.23 0.07 73.80 08:11:01 0 15.09 0.00 1.17 0.83 0.05 82.85 08:11:01 1 13.66 0.00 0.65 12.51 0.05 73.13 08:11:01 2 22.71 0.00 1.92 1.51 0.08 73.78 08:11:01 3 25.83 0.00 2.50 6.10 0.08 65.48 08:12:01 all 30.30 0.00 4.66 2.47 0.13 62.44 08:12:01 0 23.88 0.00 4.55 1.22 0.12 70.23 08:12:01 1 47.74 0.00 5.24 0.60 0.15 46.26 08:12:01 2 25.57 0.00 3.42 6.58 0.12 64.31 08:12:01 3 24.05 0.00 5.39 1.46 0.15 68.95 08:13:01 all 35.70 0.00 0.95 0.07 0.09 63.19 08:13:01 0 30.10 0.00 0.80 0.00 0.08 69.02 08:13:01 1 43.14 0.00 1.10 0.00 0.10 55.65 08:13:01 2 49.01 0.00 0.85 0.03 0.10 50.01 08:13:01 3 19.98 0.00 1.12 0.26 0.09 78.55 08:14:01 all 43.95 0.00 0.58 0.02 0.11 55.34 08:14:01 0 32.84 0.00 0.45 0.02 0.10 66.59 08:14:01 1 55.22 0.00 0.58 0.00 0.12 44.08 08:14:01 2 41.75 0.00 0.63 0.00 0.12 57.50 08:14:01 3 46.01 0.00 0.64 0.07 0.10 53.19 08:15:01 all 27.07 0.00 1.11 0.23 0.08 71.52 08:15:01 0 23.68 0.00 1.05 0.13 0.07 75.07 08:15:01 1 31.99 0.00 0.93 0.00 0.07 67.01 08:15:01 2 28.16 0.00 0.73 0.05 0.07 70.99 08:15:01 3 24.46 0.00 1.70 0.70 0.10 73.03 Average: all 31.30 0.00 1.77 1.59 0.09 65.24 Average: 0 25.15 0.00 1.61 0.44 0.08 72.72 Average: 1 38.43 0.00 1.70 2.59 0.10 57.18 Average: 2 33.48 0.00 1.51 1.63 0.10 63.28 Average: 3 28.12 0.00 2.28 1.72 0.10 67.78