---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5157 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: 2800.000 BogoMIPS: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.9G 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 601 12669 0 2769 15111 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:b2:28:22 brd ff:ff:ff:ff:ff:ff inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:feb2:2822/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5157) 11/02/26 _x86_64_ (4 CPU) 19:26:46 LINUX RESTART (4 CPU) 19:27:01 tps rtps wtps bread/s bwrtn/s 19:28:02 259.17 20.70 238.48 768.27 34262.56 19:29:01 210.24 40.06 170.17 2496.80 46605.52 19:30:01 18.98 2.65 16.33 81.31 12459.18 19:31:01 21.61 2.42 19.20 118.65 6238.83 Average: 127.15 16.36 110.79 859.40 24800.17 19:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:28:02 13818696 15528708 2606264 15.87 67120 1838364 823556 4.71 694972 1685316 286944 19:29:01 12127812 14287624 4297148 26.16 83484 2254604 2371560 13.57 2026112 2008852 50832 19:30:01 12147472 14315848 4277488 26.04 83928 2262536 2345744 13.42 2033840 1980820 2596 19:31:01 13026116 15525016 3398844 20.69 86180 2585800 804112 4.60 967500 2163220 174532 Average: 12780024 14914299 3644936 22.19 80178 2235326 1586243 9.08 1430606 1959552 128726 19:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:28:02 ens3 178.79 115.35 1497.23 36.18 0.00 0.00 0.00 0.00 19:28:02 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 19:29:01 ens3 449.89 359.11 4199.10 70.87 0.00 0.00 0.00 0.00 19:29:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 19:30:01 ens3 236.74 126.17 73.40 69.08 0.00 0.00 0.00 0.00 19:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 ens3 240.89 148.18 393.42 63.56 0.00 0.00 0.00 0.00 19:31:01 lo 0.85 0.85 0.93 0.93 0.00 0.00 0.00 0.00 Average: ens3 275.85 186.48 1529.61 59.87 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5157) 11/02/26 _x86_64_ (4 CPU) 19:26:46 LINUX RESTART (4 CPU) 19:27:01 CPU %user %nice %system %iowait %steal %idle 19:28:02 all 19.34 0.00 1.54 3.21 0.01 75.90 19:28:02 0 21.16 0.00 2.09 2.70 0.02 74.04 19:28:02 1 25.17 0.00 2.12 1.74 0.02 70.95 19:28:02 2 8.15 0.00 0.85 8.01 0.02 82.98 19:28:02 3 22.99 0.00 1.09 0.32 0.02 75.59 19:29:01 all 46.18 0.00 2.57 1.22 0.02 50.02 19:29:01 0 45.86 0.00 2.88 0.32 0.02 50.92 19:29:01 1 40.83 0.00 2.84 1.40 0.02 54.91 19:29:01 2 54.49 0.00 2.72 2.62 0.02 40.14 19:29:01 3 43.56 0.00 1.86 0.53 0.02 54.03 19:30:01 all 76.97 0.00 2.53 0.10 0.03 20.37 19:30:01 0 78.32 0.00 2.75 0.02 0.07 18.84 19:30:01 1 70.63 0.00 3.33 0.30 0.02 25.72 19:30:01 2 80.35 0.00 2.03 0.03 0.02 17.58 19:30:01 3 78.57 0.00 2.01 0.03 0.02 19.37 19:31:01 all 49.60 0.00 2.34 0.14 0.02 47.90 19:31:01 0 58.50 0.00 2.27 0.03 0.03 39.16 19:31:01 1 42.86 0.00 1.98 0.23 0.02 54.91 19:31:01 2 52.43 0.00 2.57 0.03 0.02 44.95 19:31:01 3 44.60 0.00 2.53 0.25 0.00 52.63 Average: all 47.99 0.00 2.24 1.17 0.02 48.58 Average: 0 50.95 0.00 2.49 0.77 0.03 45.75 Average: 1 44.85 0.00 2.57 0.92 0.02 51.64 Average: 2 48.74 0.00 2.04 2.69 0.02 46.52 Average: 3 47.43 0.00 1.87 0.28 0.01 50.41