---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-135 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 9.5G 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 601 11920 0 3518 15108 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:2f:06:25 brd ff:ff:ff:ff:ff:ff inet 10.30.106.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85769sec preferred_lft 85769sec inet6 fe80::f816:3eff:fe2f:625/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-135) 03/07/26 _x86_64_ (4 CPU) 04:31:20 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 341.85 11.15 330.71 254.18 43115.89 04:34:01 612.66 0.00 612.66 0.00 36390.60 04:35:01 6.55 0.02 6.53 4.27 482.45 04:36:01 35.36 21.93 13.43 1536.32 5581.92 04:37:01 11.71 3.45 8.27 531.24 7916.81 04:38:02 1.50 0.02 1.48 0.13 19.33 04:39:01 1.02 0.00 1.02 0.00 13.01 04:40:01 1.87 0.00 1.87 0.00 26.53 04:41:01 1.07 0.00 1.07 0.00 14.53 Average: 112.80 4.08 108.73 259.33 10413.63 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 12672236 15036236 3752724 22.85 124988 2358568 1392716 7.97 1220384 2196988 616120 04:34:01 12085656 14894440 4339304 26.42 131992 2761180 1626548 9.31 1427004 2541408 7888 04:35:01 11782392 14590904 4642568 28.27 132036 2761320 1914424 10.96 1727784 2539740 2636 04:36:01 12153812 15230364 4271148 26.00 132184 3022844 1078928 6.17 1119604 2780628 54960 04:37:01 11855420 15133896 4569540 27.82 132420 3218356 1163040 6.66 1261696 2931060 112 04:38:02 11855536 15134248 4569424 27.82 132460 3218504 1163040 6.66 1261864 2931192 16 04:39:01 11855048 15133800 4569912 27.82 132492 3218508 1163040 6.66 1261900 2931196 184 04:40:01 11854108 15132964 4570852 27.83 132564 3218512 1163040 6.66 1262996 2931192 164 04:41:01 11856548 15135460 4568412 27.81 132612 3218512 1163040 6.66 1260208 2931192 180 Average: 11996751 15046924 4428209 26.96 131528 2999589 1314202 7.52 1311493 2746066 75807 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 4.07 4.07 0.76 0.76 0.00 0.00 0.00 0.00 04:33:01 ens3 402.55 297.97 2995.42 51.27 0.00 0.00 0.00 0.00 04:34:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:34:01 ens3 170.39 71.55 1847.92 8.72 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 04:35:01 ens3 0.25 0.53 0.08 0.48 0.00 0.00 0.00 0.00 04:36:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 04:36:01 ens3 231.52 157.46 3191.27 23.42 0.00 0.00 0.00 0.00 04:37:01 lo 35.53 35.53 1.73 1.73 0.00 0.00 0.00 0.00 04:37:01 ens3 94.53 58.99 403.20 20.32 0.00 0.00 0.00 0.00 04:38:02 lo 39.73 39.73 1.94 1.94 0.00 0.00 0.00 0.00 04:38:02 ens3 0.23 0.17 0.07 0.01 0.00 0.00 0.00 0.00 04:39:01 lo 39.58 39.58 1.93 1.93 0.00 0.00 0.00 0.00 04:39:01 ens3 0.20 0.17 0.07 0.23 0.00 0.00 0.00 0.00 04:40:01 lo 39.79 39.79 1.95 1.95 0.00 0.00 0.00 0.00 04:40:01 ens3 2.92 5.05 0.24 4.73 0.00 0.00 0.00 0.00 04:41:01 lo 39.45 39.45 1.93 1.93 0.00 0.00 0.00 0.00 04:41:01 ens3 0.35 0.22 0.08 0.23 0.00 0.00 0.00 0.00 Average: lo 22.09 22.09 1.15 1.15 0.00 0.00 0.00 0.00 Average: ens3 100.56 65.94 940.05 12.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-135) 03/07/26 _x86_64_ (4 CPU) 04:31:20 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 25.09 0.00 3.92 3.08 0.09 67.82 04:33:01 0 32.85 0.00 5.22 3.91 0.12 57.90 04:33:01 1 20.73 0.00 3.40 2.21 0.07 73.59 04:33:01 2 31.84 0.00 3.96 0.76 0.10 63.34 04:33:01 3 14.96 0.00 3.10 5.45 0.07 76.42 04:34:01 all 29.08 0.00 3.30 1.83 0.10 65.69 04:34:01 0 18.18 0.00 2.78 0.37 0.10 78.57 04:34:01 1 40.01 0.00 3.65 3.25 0.10 52.99 04:34:01 2 40.08 0.00 3.15 0.23 0.10 56.44 04:34:01 3 18.04 0.00 3.64 3.49 0.12 74.71 04:35:01 all 27.24 0.00 0.88 0.03 0.10 71.74 04:35:01 0 12.33 0.00 0.78 0.02 0.12 86.76 04:35:01 1 54.93 0.00 1.37 0.12 0.12 43.46 04:35:01 2 23.16 0.00 0.75 0.02 0.08 75.99 04:35:01 3 18.54 0.00 0.62 0.00 0.07 80.77 04:36:01 all 32.86 0.00 1.11 0.48 0.11 65.43 04:36:01 0 29.54 0.00 1.03 0.08 0.10 69.24 04:36:01 1 40.90 0.00 1.05 0.48 0.12 57.46 04:36:01 2 32.44 0.00 0.97 1.02 0.10 65.47 04:36:01 3 28.58 0.00 1.40 0.35 0.12 69.56 04:37:01 all 4.37 0.00 0.27 0.44 0.05 94.88 04:37:01 0 3.15 0.00 0.23 0.18 0.02 96.42 04:37:01 1 5.05 0.00 0.30 1.44 0.03 93.17 04:37:01 2 5.91 0.00 0.33 0.00 0.05 93.71 04:37:01 3 3.34 0.00 0.20 0.12 0.07 96.28 04:38:02 all 0.32 0.00 0.05 0.01 0.03 99.58 04:38:02 0 0.02 0.00 0.00 0.03 0.02 99.93 04:38:02 1 0.18 0.00 0.05 0.02 0.02 99.73 04:38:02 2 0.73 0.00 0.07 0.00 0.05 99.15 04:38:02 3 0.35 0.00 0.08 0.00 0.05 99.52 04:39:01 all 0.39 0.00 0.06 0.00 0.03 99.52 04:39:01 0 0.05 0.00 0.03 0.00 0.02 99.90 04:39:01 1 0.20 0.00 0.07 0.03 0.05 99.64 04:39:01 2 0.69 0.00 0.02 0.00 0.05 99.24 04:39:01 3 0.59 0.00 0.12 0.00 0.05 99.24 04:40:01 all 0.40 0.00 0.07 0.02 0.04 99.47 04:40:01 0 0.03 0.00 0.02 0.00 0.02 99.93 04:40:01 1 0.10 0.00 0.05 0.02 0.02 99.82 04:40:01 2 0.83 0.00 0.00 0.03 0.05 99.08 04:40:01 3 0.67 0.00 0.20 0.02 0.03 99.08 04:41:01 all 0.40 0.00 0.07 0.00 0.03 99.50 04:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:41:01 1 0.02 0.00 0.00 0.00 0.02 99.97 04:41:01 2 0.97 0.00 0.07 0.02 0.07 98.88 04:41:01 3 0.57 0.00 0.18 0.00 0.05 99.20 Average: all 13.36 0.00 1.08 0.66 0.06 84.84 Average: 0 10.69 0.00 1.12 0.51 0.06 87.62 Average: 1 18.05 0.00 1.10 0.84 0.06 79.95 Average: 2 15.19 0.00 1.03 0.23 0.07 83.47 Average: 3 9.52 0.00 1.06 1.05 0.07 88.30