---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2959 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 550 13169 0 2320 15174 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ba:35:1d brd ff:ff:ff:ff:ff:ff inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:feba:351d/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-2959) 11/22/23 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 13:23:02 tps rtps wtps bread/s bwrtn/s 13:24:01 89.55 19.55 69.99 1148.36 22558.18 13:25:01 136.21 11.53 124.68 281.42 31554.34 13:26:01 57.76 8.13 49.63 502.18 24418.06 Average: 94.53 13.04 81.50 641.20 26196.87 13:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:24:01 14059032 15613628 2365928 14.40 59420 1697940 740644 4.24 621064 1535580 164376 13:25:01 13322372 15134032 3102588 18.89 73764 1928536 1232824 7.06 1128708 1738884 12056 13:26:01 13554308 15602036 2870652 17.48 80000 2154168 741896 4.25 767908 1859648 39164 Average: 13645237 15449899 2779723 16.92 71061 1926881 905121 5.18 839227 1711371 71865 13:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:24:01 ens3 50.05 33.41 838.22 5.73 0.00 0.00 0.00 0.00 13:24:01 lo 1.29 1.29 0.14 0.14 0.00 0.00 0.00 0.00 13:25:01 ens3 215.18 177.90 2106.35 43.84 0.00 0.00 0.00 0.00 13:25:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 13:26:01 ens3 279.99 273.29 637.71 778.65 0.00 0.00 0.00 0.00 13:26:01 lo 2.13 2.13 1.54 1.54 0.00 0.00 0.00 0.00 Average: ens3 182.47 162.24 1196.06 277.57 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2959) 11/22/23 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 13:23:02 CPU %user %nice %system %iowait %steal %idle 13:24:01 all 17.46 0.00 1.25 7.85 0.05 73.39 13:24:01 0 4.64 0.00 0.83 24.89 0.05 69.59 13:24:01 1 11.09 0.00 0.73 0.73 0.03 87.42 13:24:01 2 37.97 0.00 2.07 4.60 0.08 55.27 13:24:01 3 16.21 0.00 1.36 1.25 0.03 81.15 13:25:01 all 23.80 0.00 1.26 9.06 0.08 65.80 13:25:01 0 33.84 0.00 1.67 13.98 0.12 50.39 13:25:01 1 20.47 0.00 1.28 4.47 0.07 73.71 13:25:01 2 16.03 0.00 1.05 9.24 0.05 73.63 13:25:01 3 24.87 0.00 1.05 8.56 0.10 65.41 13:26:01 all 35.61 0.00 1.61 3.91 0.08 58.79 13:26:01 0 31.78 0.00 1.70 8.81 0.07 57.64 13:26:01 1 54.00 0.00 2.24 1.49 0.10 42.17 13:26:01 2 29.94 0.00 1.17 4.48 0.08 64.33 13:26:01 3 26.75 0.00 1.33 0.85 0.07 71.00 Average: all 25.67 0.00 1.37 6.93 0.07 65.96 Average: 0 23.53 0.00 1.40 15.84 0.08 59.15 Average: 1 28.56 0.00 1.42 2.24 0.07 67.72 Average: 2 27.93 0.00 1.43 6.11 0.07 64.46 Average: 3 22.64 0.00 1.25 3.56 0.07 72.48