---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13143 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 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 9.0G 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 555 12612 0 2872 15157 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:c3:30:b0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.234/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fec3:30b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13143) 07/27/26 _x86_64_ (4 CPU) 23:26:31 LINUX RESTART (4 CPU) 23:27:01 tps rtps wtps bread/s bwrtn/s 23:28:01 156.99 15.35 141.64 326.35 42376.94 23:29:01 105.53 6.72 98.82 446.99 14945.11 23:30:01 28.77 3.48 25.28 105.20 2485.73 Average: 97.10 8.52 88.58 292.86 19936.90 23:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:28:01 13656660 15485112 2768308 16.85 72188 1946328 1072612 6.14 747312 1784096 261792 23:29:01 12384276 14403728 4040692 24.60 80720 2120904 1978604 11.32 1855808 1929876 6632 23:30:01 12876400 15481852 3548568 21.60 84852 2693164 834852 4.78 999180 2277996 535500 Average: 12972445 15123564 3452523 21.02 79253 2253465 1295356 7.41 1200767 1997323 267975 23:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:28:01 ens3 158.14 114.43 2074.11 22.37 0.00 0.00 0.00 0.00 23:28:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 23:29:01 ens3 1727.88 1164.61 2713.73 444.33 0.00 0.00 0.00 0.00 23:29:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:30:01 ens3 540.10 346.20 817.80 123.69 0.00 0.00 0.00 0.00 23:30:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 808.72 541.76 1868.60 196.80 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13143) 07/27/26 _x86_64_ (4 CPU) 23:26:31 LINUX RESTART (4 CPU) 23:27:01 CPU %user %nice %system %iowait %steal %idle 23:28:01 all 26.32 0.00 1.84 2.75 0.06 69.02 23:28:01 0 29.22 0.00 2.04 3.97 0.07 64.70 23:28:01 1 24.38 0.00 1.84 5.02 0.07 68.70 23:28:01 2 24.06 0.00 1.95 1.19 0.07 72.74 23:28:01 3 27.64 0.00 1.52 0.83 0.07 69.94 23:29:01 all 44.12 0.00 6.61 0.37 0.09 48.81 23:29:01 0 29.76 0.00 7.44 0.13 0.08 62.58 23:29:01 1 44.64 0.00 3.24 0.08 0.08 51.95 23:29:01 2 60.31 0.00 4.50 0.82 0.10 34.27 23:29:01 3 41.84 0.00 11.22 0.45 0.08 46.40 23:30:01 all 41.27 0.00 1.74 0.12 0.07 56.81 23:30:01 0 34.98 0.00 2.37 0.02 0.07 62.56 23:30:01 1 40.90 0.00 1.00 0.28 0.07 57.74 23:30:01 2 46.02 0.00 2.26 0.17 0.08 51.47 23:30:01 3 43.15 0.00 1.31 0.02 0.07 55.45 Average: all 37.24 0.00 3.40 1.08 0.07 58.21 Average: 0 31.32 0.00 3.96 1.37 0.07 63.28 Average: 1 36.65 0.00 2.03 1.79 0.07 59.46 Average: 2 43.46 0.00 2.90 0.72 0.08 52.83 Average: 3 37.55 0.00 4.68 0.43 0.07 57.26