---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4378 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 636 12074 0 3328 15073 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:00:cf:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe00:cfdd/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-4378) 01/10/26 _x86_64_ (4 CPU) 03:15:32 LINUX RESTART (4 CPU) 03:16:02 tps rtps wtps bread/s bwrtn/s 03:17:01 173.70 15.83 157.87 312.35 55096.15 03:18:01 579.91 0.19 579.72 1.62 35683.54 03:19:01 344.74 0.02 344.73 4.27 18683.02 03:20:01 121.93 31.41 90.52 1907.15 5413.10 Average: 304.66 11.88 292.78 559.30 28583.96 03:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13446336 15212024 2978624 18.13 71892 1885600 1152048 6.59 1024492 1721896 161036 03:18:01 11823608 14687556 4601352 28.01 176096 2719808 1707952 9.77 1625460 2551444 538488 03:19:01 11193996 14068576 5230964 31.85 176264 2726796 2261288 12.94 2276860 2516268 36 03:20:01 12421828 15475160 4003132 24.37 176576 2902392 797968 4.57 943288 2635152 75572 Average: 12221442 14860829 4203518 25.59 150207 2558649 1479814 8.47 1467525 2356190 193783 03:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 03:17:01 ens3 207.07 152.65 2021.67 34.79 0.00 0.00 0.00 0.00 03:18:01 lo 3.65 3.65 0.71 0.71 0.00 0.00 0.00 0.00 03:18:01 ens3 4644.12 3071.80 2636.71 913.49 0.00 0.00 0.00 0.00 03:19:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:19:01 ens3 1189.65 921.05 395.19 313.10 0.00 0.00 0.00 0.00 03:20:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 03:20:01 ens3 407.07 333.53 1773.95 92.52 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 1607.31 1117.01 1702.32 337.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4378) 01/10/26 _x86_64_ (4 CPU) 03:15:32 LINUX RESTART (4 CPU) 03:16:02 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 25.03 0.00 1.67 3.68 0.08 69.55 03:17:01 0 26.65 0.00 1.33 5.43 0.09 66.51 03:17:01 1 37.92 0.00 2.46 1.73 0.10 57.78 03:17:01 2 20.75 0.00 1.67 7.08 0.07 70.43 03:17:01 3 14.78 0.00 1.19 0.49 0.05 83.48 03:18:01 all 26.83 0.00 10.66 2.70 0.13 59.69 03:18:01 0 28.52 0.00 11.24 2.98 0.12 57.15 03:18:01 1 18.74 0.00 8.97 2.49 0.14 69.66 03:18:01 2 31.99 0.00 11.14 1.46 0.12 55.29 03:18:01 3 28.09 0.00 11.33 3.88 0.14 56.56 03:19:01 all 31.47 0.00 2.90 1.43 0.11 64.09 03:19:01 0 21.32 0.00 1.69 0.08 0.12 76.79 03:19:01 1 37.00 0.00 3.34 0.47 0.12 59.07 03:19:01 2 41.32 0.00 3.48 1.98 0.10 53.12 03:19:01 3 26.30 0.00 3.07 3.18 0.12 67.33 03:20:01 all 31.50 0.00 1.86 0.72 0.11 65.80 03:20:01 0 29.99 0.00 2.21 0.63 0.12 67.06 03:20:01 1 24.10 0.00 2.06 1.51 0.10 72.23 03:20:01 2 40.45 0.00 1.45 0.59 0.12 57.39 03:20:01 3 31.45 0.00 1.74 0.17 0.10 66.55 Average: all 28.73 0.00 4.25 2.13 0.11 64.79 Average: 0 26.61 0.00 4.09 2.26 0.11 66.94 Average: 1 29.46 0.00 4.19 1.55 0.11 64.69 Average: 2 33.68 0.00 4.40 2.77 0.10 59.04 Average: 3 25.18 0.00 4.31 1.92 0.10 68.49