---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1442 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 547 13051 0 2440 15173 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:e7:29:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fee7:29e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1442) 12/01/23 _x86_64_ (4 CPU) 14:41:24 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 113.75 18.51 95.23 1116.35 29628.26 14:44:01 113.95 15.98 97.97 700.02 31103.22 14:45:01 23.43 1.68 21.75 45.06 16812.93 14:46:01 47.38 2.05 45.33 85.45 10102.05 Average: 74.63 9.56 65.07 486.72 21911.61 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13937372 15636844 2487596 15.15 69788 1824360 715628 4.10 605136 1659604 161456 14:44:01 12868552 14793216 3556416 21.65 81192 2028492 1505680 8.62 1502052 1809240 44076 14:45:01 12733128 14664652 3691840 22.48 81584 2034708 1964036 11.24 1653236 1791064 2504 14:46:01 13417824 15589760 3007144 18.31 88004 2264956 733144 4.20 823112 1931684 31496 Average: 13239219 15171118 3185749 19.40 80142 2038129 1229622 7.04 1145884 1797898 59883 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 67.89 43.58 1215.34 9.04 0.00 0.00 0.00 0.00 14:43:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 14:44:01 ens3 331.23 296.73 2384.19 86.29 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 372.52 277.04 112.09 100.06 0.00 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:46:01 ens3 190.98 177.87 505.76 853.08 0.00 0.00 0.00 0.00 14:46:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 240.66 198.80 1054.35 262.12 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1442) 12/01/23 _x86_64_ (4 CPU) 14:41:24 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 20.09 0.00 1.39 5.96 0.07 72.49 14:43:01 0 21.04 0.00 1.64 3.28 0.03 74.01 14:43:01 1 34.92 0.00 1.96 5.21 0.07 57.84 14:43:01 2 21.59 0.00 1.44 0.79 0.03 76.16 14:43:01 3 2.91 0.00 0.53 14.52 0.12 81.92 14:44:01 all 33.82 0.00 1.48 2.99 0.09 61.61 14:44:01 0 43.21 0.00 1.25 0.80 0.10 54.63 14:44:01 1 30.45 0.00 2.22 3.57 0.10 63.66 14:44:01 2 31.43 0.00 1.34 0.94 0.10 66.19 14:44:01 3 30.16 0.00 1.14 6.68 0.07 61.96 14:45:01 all 60.49 0.00 1.97 1.21 0.12 36.21 14:45:01 0 59.97 0.00 1.58 2.20 0.12 36.14 14:45:01 1 66.61 0.00 2.46 0.03 0.12 30.78 14:45:01 2 52.63 0.00 1.93 0.96 0.12 44.37 14:45:01 3 62.74 0.00 1.92 1.67 0.12 33.56 14:46:01 all 28.30 0.00 1.73 1.65 0.08 68.25 14:46:01 0 14.25 0.00 0.80 1.36 0.03 83.56 14:46:01 1 48.58 0.00 2.86 0.82 0.13 47.61 14:46:01 2 24.23 0.00 1.80 4.01 0.07 69.89 14:46:01 3 26.10 0.00 1.46 0.42 0.07 71.96 Average: all 35.64 0.00 1.64 2.96 0.09 59.67 Average: 0 34.60 0.00 1.32 1.91 0.07 62.10 Average: 1 45.13 0.00 2.37 2.41 0.10 49.98 Average: 2 32.45 0.00 1.63 1.67 0.08 64.17 Average: 3 30.39 0.00 1.26 5.84 0.09 62.42