---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2792 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 9.3G 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 648 12067 0 3324 15062 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:eb:18:96 brd ff:ff:ff:ff:ff:ff inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:feeb:1896/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2792) 01/03/26 _x86_64_ (4 CPU) 03:16:34 LINUX RESTART (4 CPU) 03:17:01 tps rtps wtps bread/s bwrtn/s 03:18:02 135.58 14.99 120.59 291.05 27055.67 03:19:01 417.38 1.02 416.37 20.20 36828.74 03:20:01 546.28 0.02 546.26 4.27 46581.84 03:21:01 42.66 26.21 16.45 1779.17 13527.48 Average: 284.92 10.60 274.32 525.74 30973.96 03:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:18:02 13623552 15310356 2801416 17.06 70988 1808928 1130440 6.47 919012 1649244 190784 03:19:01 11874688 14731808 4550280 27.70 175588 2715092 1663828 9.52 1576504 2546080 852388 03:20:01 11300820 14171076 5124148 31.20 175892 2722532 2158784 12.35 2175468 2511292 44 03:21:01 12228488 15262584 4196480 25.55 176056 2882928 1017160 5.82 1118936 2648944 51584 Average: 12256887 14868956 4168081 25.38 149631 2532370 1492553 8.54 1447480 2338890 273700 03:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:18:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:18:02 ens3 165.87 120.72 1558.70 31.35 0.00 0.00 0.00 0.00 03:19:01 lo 3.73 3.73 0.72 0.72 0.00 0.00 0.00 0.00 03:19:01 ens3 4308.08 2748.83 3133.15 809.17 0.00 0.00 0.00 0.00 03:20:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 1631.09 1131.44 445.19 355.61 0.00 0.00 0.00 0.00 03:21:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:21:01 ens3 316.83 245.83 1534.66 52.95 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 1594.16 1054.64 1661.85 310.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2792) 01/03/26 _x86_64_ (4 CPU) 03:16:34 LINUX RESTART (4 CPU) 03:17:01 CPU %user %nice %system %iowait %steal %idle 03:18:02 all 23.43 0.00 1.49 3.38 0.06 71.64 03:18:02 0 34.55 0.00 1.94 4.54 0.08 58.89 03:18:02 1 9.60 0.00 1.08 6.53 0.07 82.73 03:18:02 2 18.54 0.00 1.23 1.07 0.05 79.11 03:18:02 3 31.14 0.00 1.74 1.37 0.05 65.70 03:19:01 all 26.10 0.00 9.47 3.99 0.11 60.34 03:19:01 0 35.34 0.00 11.02 2.75 0.10 50.79 03:19:01 1 18.49 0.00 8.30 2.59 0.10 70.52 03:19:01 2 35.18 0.00 9.30 3.34 0.10 52.08 03:19:01 3 15.40 0.00 9.25 7.25 0.12 67.98 03:20:01 all 30.72 0.00 4.08 5.11 0.10 59.99 03:20:01 0 24.66 0.00 4.68 2.08 0.08 68.49 03:20:01 1 45.34 0.00 4.18 5.88 0.12 44.49 03:20:01 2 24.13 0.00 3.29 3.88 0.12 68.59 03:20:01 3 28.78 0.00 4.17 8.62 0.08 58.34 03:21:01 all 31.36 0.00 1.11 0.77 0.09 66.67 03:21:01 0 25.89 0.00 1.10 0.42 0.08 72.51 03:21:01 1 48.22 0.00 1.15 0.67 0.08 49.87 03:21:01 2 28.86 0.00 0.98 1.55 0.08 68.51 03:21:01 3 22.45 0.00 1.24 0.47 0.10 75.75 Average: all 27.91 0.00 4.01 3.31 0.09 64.69 Average: 0 30.09 0.00 4.65 2.45 0.09 62.73 Average: 1 30.42 0.00 3.65 3.93 0.09 61.92 Average: 2 26.62 0.00 3.67 2.45 0.09 67.17 Average: 3 24.49 0.00 4.07 4.41 0.09 66.94