---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1804 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 471 5148 0 2356 7220 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:02:83:91 brd ff:ff:ff:ff:ff:ff inet 10.32.6.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe02:8391/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1804) 11/03/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 135.67 53.77 81.91 3529.22 8707.65 07:07:01 115.56 45.79 69.77 2891.04 14172.38 07:08:01 38.71 1.97 36.74 110.25 9857.29 Average: 96.54 33.77 62.77 2172.92 10894.11 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5806764 7423516 2360648 28.90 50548 1735812 686424 7.45 564808 1613012 216316 07:07:01 5288384 7395840 2879028 35.25 66768 2193340 676548 7.34 739672 1923556 247092 07:08:01 5261832 7384432 2905580 35.58 69848 2205000 683692 7.42 777272 1910224 10516 Average: 5452327 7401263 2715085 33.24 62388 2044717 682221 7.40 693917 1815597 157975 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 427.54 282.37 2114.91 71.21 0.00 0.00 0.00 0.00 07:06:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 186.87 173.73 2376.04 35.56 0.00 0.00 0.00 0.00 07:07:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 07:08:01 ens3 67.47 69.17 33.75 674.26 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 227.53 175.11 1503.42 261.59 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1804) 11/03/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.31 0.00 1.86 3.90 0.07 71.86 07:06:02 0 20.99 0.00 1.54 0.85 0.03 76.59 07:06:02 1 5.91 0.00 1.27 7.56 0.03 85.23 07:06:02 2 17.52 0.00 1.76 4.73 0.05 75.94 07:06:02 3 44.79 0.00 2.89 2.45 0.12 49.75 07:07:01 all 36.04 0.00 1.90 1.61 0.11 60.34 07:07:01 0 30.00 0.00 1.57 1.13 0.10 67.19 07:07:01 1 52.95 0.00 2.53 2.07 0.15 42.30 07:07:01 2 31.74 0.00 2.48 2.26 0.12 63.40 07:07:01 3 29.46 0.00 1.03 1.00 0.08 68.42 07:08:01 all 20.67 0.00 1.08 1.05 0.05 77.15 07:08:01 0 17.90 0.00 0.87 0.05 0.03 81.15 07:08:01 1 10.97 0.00 0.90 2.69 0.05 85.39 07:08:01 2 39.46 0.00 1.44 1.12 0.08 57.90 07:08:01 3 14.34 0.00 1.11 0.30 0.05 84.21 Average: all 26.29 0.00 1.61 2.19 0.08 69.83 Average: 0 22.93 0.00 1.32 0.68 0.06 75.01 Average: 1 23.12 0.00 1.56 4.12 0.08 71.13 Average: 2 29.58 0.00 1.89 2.70 0.08 65.75 Average: 3 29.55 0.00 1.68 1.25 0.08 67.43