---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2544 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: 2799.996 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 537 13059 0 2443 15183 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:c2:4c:c1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.158/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fec2:4cc1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2544) 12/05/23 _x86_64_ (4 CPU) 14:41:25 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 83.34 17.03 66.31 1015.70 26574.64 14:44:01 80.77 10.10 70.67 241.96 30533.98 14:45:01 103.38 11.60 91.78 621.50 22391.87 14:46:01 11.76 1.07 10.70 22.53 1517.09 14:47:01 46.06 2.03 44.03 85.32 9903.55 Average: 65.06 8.36 56.70 397.39 18183.67 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 14000288 15551096 2424680 14.76 53744 1702636 847732 4.85 713552 1508520 138664 14:44:01 13923004 15630372 2501964 15.23 71688 1829964 731516 4.19 619792 1659068 142864 14:45:01 12103188 14032332 4321780 26.31 81456 2032608 2395608 13.71 2267056 1807388 38036 14:46:01 12423880 14358812 4001088 24.36 81708 2037828 2203636 12.61 1959744 1794128 1968 14:47:01 13398316 15567860 3026652 18.43 86988 2264232 764296 4.37 845912 1931424 632 Average: 13169735 15028094 3255233 19.82 75117 1973454 1388558 7.95 1281211 1740106 64433 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 40.78 27.86 701.34 4.76 0.00 0.00 0.00 0.00 14:43:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 14:44:01 ens3 79.54 63.34 674.16 22.54 0.00 0.00 0.00 0.00 14:44:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 14:45:01 ens3 301.80 290.10 2362.83 85.74 0.00 0.00 0.00 0.00 14:45:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 14:46:01 ens3 235.52 191.97 68.42 69.99 0.00 0.00 0.00 0.00 14:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:47:01 ens3 157.81 148.01 444.33 838.38 0.00 0.00 0.00 0.00 14:47:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 163.09 144.26 850.19 204.28 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2544) 12/05/23 _x86_64_ (4 CPU) 14:41:25 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 10.80 0.00 0.87 15.53 0.04 72.76 14:43:01 0 17.00 0.00 1.14 2.24 0.05 79.57 14:43:01 1 19.04 0.00 1.34 49.61 0.07 29.95 14:43:01 2 1.93 0.00 0.50 4.00 0.03 93.53 14:43:01 3 5.18 0.00 0.50 6.23 0.03 88.05 14:44:01 all 14.03 0.00 1.03 10.63 0.05 74.27 14:44:01 0 15.55 0.00 0.88 2.98 0.03 80.55 14:44:01 1 12.97 0.00 1.17 16.66 0.03 69.17 14:44:01 2 3.32 0.00 0.64 2.65 0.05 93.33 14:44:01 3 24.24 0.00 1.42 20.18 0.07 54.10 14:45:01 all 41.49 0.00 1.61 5.48 0.13 51.30 14:45:01 0 41.83 0.00 1.25 2.32 0.08 54.52 14:45:01 1 50.59 0.00 1.34 1.97 0.13 45.97 14:45:01 2 41.21 0.00 2.51 8.23 0.17 47.89 14:45:01 3 32.32 0.00 1.37 9.43 0.10 56.78 14:46:01 all 60.96 0.00 1.93 0.36 0.13 36.62 14:46:01 0 66.16 0.00 1.84 0.47 0.13 31.39 14:46:01 1 62.62 0.00 2.35 0.55 0.13 34.35 14:46:01 2 62.40 0.00 1.70 0.18 0.13 35.58 14:46:01 3 52.63 0.00 1.80 0.23 0.13 45.20 14:47:01 all 19.86 0.00 1.38 7.45 0.05 71.25 14:47:01 0 22.58 0.00 1.32 8.37 0.07 67.66 14:47:01 1 21.97 0.00 1.47 11.29 0.05 65.22 14:47:01 2 27.07 0.00 1.87 7.49 0.07 63.50 14:47:01 3 7.87 0.00 0.88 2.63 0.03 88.59 Average: all 29.41 0.00 1.36 7.89 0.08 61.25 Average: 0 32.61 0.00 1.29 3.28 0.07 62.75 Average: 1 33.40 0.00 1.53 16.04 0.08 48.94 Average: 2 27.20 0.00 1.44 4.51 0.09 66.75 Average: 3 24.41 0.00 1.19 7.74 0.07 66.58