---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8069 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 469 5357 0 2149 7228 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:d8:7a:16 brd ff:ff:ff:ff:ff:ff inet 10.32.7.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fed8:7a16/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8069) 11/03/25 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:06:01 tps rtps wtps bread/s bwrtn/s 07:07:01 57.11 0.32 56.79 28.40 9431.63 07:08:01 95.43 37.78 57.66 2147.38 8565.24 07:09:01 24.42 1.25 23.17 63.83 4963.25 Average: 58.98 13.11 45.87 746.46 7653.07 07:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:01 5837380 7421360 2330040 28.53 52100 1701664 671476 7.29 586824 1559492 66880 07:08:01 5539556 7442560 2627864 32.17 61660 1999824 615104 6.67 686516 1734740 105136 07:09:01 5513200 7425532 2654220 32.50 64184 2006816 629460 6.83 712240 1735492 7528 Average: 5630045 7429817 2537375 31.07 59315 1902768 638680 6.93 661860 1676575 59848 07:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:07:01 ens3 54.27 41.84 699.48 5.57 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 259.77 262.59 1412.56 58.78 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 07:09:01 ens3 50.67 64.55 30.56 602.22 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 121.57 122.99 714.13 222.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8069) 11/03/25 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:06:01 CPU %user %nice %system %iowait %steal %idle 07:07:01 all 18.15 0.00 1.17 3.06 2.57 75.05 07:07:01 0 19.78 0.00 0.98 0.57 3.19 75.47 07:07:01 1 10.70 0.00 0.51 0.23 1.18 87.38 07:07:01 2 32.64 0.00 1.94 0.92 3.54 60.96 07:07:01 3 9.42 0.00 1.26 10.52 2.33 76.48 07:08:01 all 35.53 0.00 2.18 2.96 6.94 52.39 07:08:01 0 39.38 0.00 3.48 1.27 8.02 47.85 07:08:01 1 30.47 0.00 2.16 4.31 7.01 56.04 07:08:01 2 41.18 0.00 1.62 2.67 7.03 47.50 07:08:01 3 31.02 0.00 1.43 3.60 5.69 58.25 07:09:01 all 19.43 0.00 0.87 1.52 2.68 75.50 07:09:01 0 2.94 0.00 0.46 2.27 2.66 91.68 07:09:01 1 37.74 0.00 1.27 0.88 2.48 57.64 07:09:01 2 33.99 0.00 1.22 1.18 2.71 60.90 07:09:01 3 3.46 0.00 0.54 1.72 2.86 91.41 Average: all 24.43 0.00 1.41 2.51 4.08 67.57 Average: 0 20.82 0.00 1.65 1.37 4.65 71.52 Average: 1 26.35 0.00 1.32 1.83 3.58 66.92 Average: 2 35.96 0.00 1.59 1.60 4.44 56.41 Average: 3 14.64 0.00 1.08 5.27 3.63 75.39