---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5445 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 69G 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 548 12103 0 3388 15161 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:32:71:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fe32:71b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5445) 11/28/23 _x86_64_ (4 CPU) 04:31:30 LINUX RESTART (4 CPU) 04:32:02 tps rtps wtps bread/s bwrtn/s 04:33:01 94.61 17.35 77.26 1033.28 16689.80 04:34:01 431.58 10.55 421.03 222.90 38478.79 04:35:01 438.43 0.00 438.43 0.00 31264.79 04:36:01 13.50 0.02 13.48 4.27 9883.95 04:37:01 59.89 27.71 32.18 1887.02 17317.51 Average: 207.97 11.10 196.87 628.15 22746.95 04:32:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13903700 15576688 2521260 15.35 65312 1805448 802216 4.59 678820 1625308 247488 04:34:01 11983028 14834972 4441932 27.04 131296 2804228 1814424 10.38 1495308 2572264 616080 04:35:01 12062016 14921632 4362944 26.56 131460 2811524 1622084 9.28 1422728 2569288 16 04:36:01 11110308 13979796 5314652 32.36 131544 2820880 2620920 15.00 2351980 2576840 8340 04:37:01 12421464 15546316 4003496 24.37 147116 3053120 756428 4.33 904388 2727324 43864 Average: 12296103 14971881 4128857 25.14 121346 2659040 1523214 8.72 1370645 2414205 183158 04:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 ens3 64.55 40.53 1121.93 7.59 0.00 0.00 0.00 0.00 04:33:01 lo 1.29 1.29 0.14 0.14 0.00 0.00 0.00 0.00 04:34:01 ens3 560.16 323.30 3974.77 60.58 0.00 0.00 0.00 0.00 04:34:01 lo 4.00 4.00 0.74 0.74 0.00 0.00 0.00 0.00 04:35:01 ens3 16.08 8.22 5.69 5.15 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 ens3 0.70 0.30 0.12 0.23 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:37:01 ens3 453.37 289.22 2562.85 60.42 0.00 0.00 0.00 0.00 04:37:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 219.48 132.62 1534.43 26.86 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5445) 11/28/23 _x86_64_ (4 CPU) 04:31:30 LINUX RESTART (4 CPU) 04:32:02 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 20.51 0.00 1.37 3.60 0.06 74.46 04:33:01 0 46.59 0.00 2.62 7.65 0.12 43.02 04:33:01 1 17.38 0.00 1.37 3.74 0.07 77.44 04:33:01 2 8.69 0.00 0.87 2.89 0.03 87.53 04:33:01 3 9.42 0.00 0.70 0.12 0.03 89.73 04:34:01 all 29.04 0.00 4.86 5.16 0.11 60.83 04:34:01 0 35.82 0.00 5.26 3.20 0.12 55.61 04:34:01 1 27.25 0.00 3.75 0.05 0.10 68.85 04:34:01 2 29.90 0.00 5.16 12.37 0.10 52.46 04:34:01 3 23.19 0.00 5.24 5.03 0.10 66.44 04:35:01 all 28.15 0.00 1.22 4.87 0.08 65.67 04:35:01 0 23.59 0.00 0.97 5.28 0.08 70.08 04:35:01 1 26.87 0.00 1.10 0.05 0.07 71.90 04:35:01 2 50.97 0.00 1.48 0.33 0.10 47.12 04:35:01 3 10.96 0.00 1.36 13.88 0.08 73.71 04:36:01 all 32.38 0.00 0.84 1.10 0.10 65.58 04:36:01 0 31.78 0.00 0.92 4.28 0.10 62.92 04:36:01 1 30.59 0.00 0.85 0.12 0.10 68.34 04:36:01 2 46.98 0.00 0.87 0.02 0.10 52.03 04:36:01 3 20.20 0.00 0.74 0.00 0.10 78.96 04:37:01 all 24.16 0.00 1.80 1.91 0.08 72.06 04:37:01 0 25.76 0.00 1.32 5.73 0.07 67.12 04:37:01 1 18.80 0.00 1.30 0.57 0.08 79.24 04:37:01 2 19.58 0.00 1.77 0.15 0.08 78.42 04:37:01 3 32.50 0.00 2.78 1.17 0.08 63.47 Average: all 26.86 0.00 2.02 3.32 0.09 67.71 Average: 0 32.65 0.00 2.21 5.22 0.10 59.82 Average: 1 24.19 0.00 1.67 0.90 0.08 73.15 Average: 2 31.32 0.00 2.03 3.14 0.08 63.43 Average: 3 19.28 0.00 2.16 4.04 0.08 74.43