---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2097 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 8.6G 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 556 13039 0 2443 15164 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:55:d3:5b brd ff:ff:ff:ff:ff:ff inet 10.30.107.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe55:d35b/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-2097) 12/03/23 _x86_64_ (4 CPU) 14:41:22 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 96.78 17.06 79.72 1016.23 24440.59 14:44:01 125.03 12.81 112.21 322.35 32329.55 14:45:01 37.26 9.62 27.65 558.44 19442.76 14:46:01 40.03 2.32 37.71 90.12 12469.66 Average: 74.78 10.45 64.32 496.78 22170.64 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13947748 15577756 2477220 15.08 63936 1766196 773156 4.42 666728 1599076 193864 14:44:01 13106312 14994656 3318656 20.20 80004 1995344 1350908 7.73 1289540 1790464 46936 14:45:01 12354168 14287188 4070800 24.78 81780 2036128 2057936 11.78 2027284 1797512 1760 14:46:01 13382656 15551804 3042312 18.52 87024 2263960 745372 4.27 861884 1931752 39052 Average: 13197721 15102851 3227247 19.65 78186 2015407 1231843 7.05 1211359 1779701 70403 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 67.77 43.99 1107.08 7.98 0.00 0.00 0.00 0.00 14:43:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 14:44:01 ens3 298.17 264.29 2337.01 73.25 0.00 0.00 0.00 0.00 14:44:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 14:45:01 ens3 200.98 142.26 240.39 44.92 0.00 0.00 0.00 0.00 14:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:46:01 ens3 280.25 246.96 488.43 884.09 0.00 0.00 0.00 0.00 14:46:01 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 211.79 174.38 1043.23 252.56 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 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-2097) 12/03/23 _x86_64_ (4 CPU) 14:41:22 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 18.85 0.00 1.26 5.27 0.05 74.57 14:43:01 0 14.05 0.00 0.85 0.15 0.03 84.92 14:43:01 1 15.89 0.00 1.00 1.92 0.05 81.14 14:43:01 2 38.45 0.00 2.46 1.75 0.08 57.25 14:43:01 3 7.07 0.00 0.73 17.22 0.05 74.93 14:44:01 all 26.45 0.00 1.46 3.28 0.08 68.73 14:44:01 0 22.26 0.00 0.79 6.98 0.07 69.90 14:44:01 1 39.71 0.00 1.72 2.57 0.07 55.93 14:44:01 2 18.06 0.00 1.78 1.07 0.07 79.02 14:44:01 3 25.77 0.00 1.57 2.52 0.08 70.06 14:45:01 all 63.49 0.00 1.89 1.90 0.11 32.61 14:45:01 0 61.02 0.00 1.56 1.62 0.14 35.67 14:45:01 1 70.72 0.00 1.97 5.29 0.10 21.92 14:45:01 2 57.78 0.00 2.38 0.61 0.12 39.10 14:45:01 3 64.40 0.00 1.61 0.05 0.10 33.84 14:46:01 all 34.35 0.00 2.01 0.97 0.08 62.59 14:46:01 0 33.65 0.00 1.30 0.62 0.05 64.38 14:46:01 1 20.74 0.00 1.82 1.70 0.07 75.66 14:46:01 2 33.02 0.00 2.53 0.02 0.07 64.37 14:46:01 3 50.04 0.00 2.43 1.54 0.10 45.89 Average: all 35.70 0.00 1.65 2.86 0.08 59.71 Average: 0 32.66 0.00 1.12 2.34 0.07 63.80 Average: 1 36.69 0.00 1.63 2.87 0.07 58.75 Average: 2 36.71 0.00 2.29 0.86 0.08 60.05 Average: 3 36.74 0.00 1.58 5.35 0.08 56.24