---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2597 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 9.2G 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 549 12355 0 3134 15160 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:a2:9f:71 brd ff:ff:ff:ff:ff:ff inet 10.30.107.178/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fea2:9f71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2597) 11/21/23 _x86_64_ (4 CPU) 18:10:39 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:02 67.54 45.24 22.30 3350.91 4065.72 18:13:01 109.03 28.88 80.16 2193.12 10889.14 18:14:01 162.74 20.18 142.56 679.09 23372.77 18:15:01 52.47 1.45 51.02 69.59 21245.93 Average: 97.90 23.92 73.98 1570.58 14910.14 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:02 14227796 15564404 2197172 13.38 41504 1508764 812676 4.65 645792 1366000 56940 18:13:01 13890856 15624532 2534112 15.43 70800 1857736 715140 4.09 625884 1686172 161680 18:14:01 12205600 14660792 4219368 25.69 87880 2541880 1436296 8.22 1699356 2253852 200496 18:15:01 12678072 15543136 3746896 22.81 94876 2932408 758328 4.34 1170340 2295128 45676 Average: 13250581 15348216 3174387 19.33 73765 2210197 930610 5.33 1035343 1900288 116198 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:02 lo 1.30 1.30 0.14 0.14 0.00 0.00 0.00 0.00 18:12:02 ens3 419.08 244.61 864.39 57.02 0.00 0.00 0.00 0.00 18:13:01 lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 18:13:01 ens3 91.71 62.62 1244.99 20.02 0.00 0.00 0.00 0.00 18:14:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:14:01 ens3 612.78 532.69 7617.10 93.30 0.00 0.00 0.00 0.00 18:15:01 lo 19.20 19.20 1.73 1.73 0.00 0.00 0.00 0.00 18:15:01 ens3 272.60 285.85 723.65 2463.75 0.00 0.00 0.00 0.00 Average: lo 5.45 5.45 0.50 0.50 0.00 0.00 0.00 0.00 Average: ens3 350.12 282.36 2618.25 661.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2597) 11/21/23 _x86_64_ (4 CPU) 18:10:39 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:02 all 11.91 0.00 1.01 1.68 0.04 85.36 18:12:02 0 10.92 0.00 0.82 1.27 0.03 86.96 18:12:02 1 15.03 0.00 1.05 0.82 0.05 83.05 18:12:02 2 15.45 0.00 1.29 1.19 0.05 82.03 18:12:02 3 6.20 0.00 0.82 3.46 0.05 89.46 18:13:01 all 20.16 0.00 1.61 4.18 0.05 74.00 18:13:01 0 23.67 0.00 1.54 3.21 0.03 71.55 18:13:01 1 32.39 0.00 2.29 1.83 0.05 63.43 18:13:01 2 13.24 0.00 1.19 0.97 0.03 84.56 18:13:01 3 11.31 0.00 1.43 10.74 0.05 76.47 18:14:01 all 39.37 0.00 2.39 4.04 0.11 54.10 18:14:01 0 33.67 0.00 2.28 5.17 0.08 58.80 18:14:01 1 48.51 0.00 2.38 1.65 0.13 47.33 18:14:01 2 34.47 0.00 2.60 2.83 0.10 60.00 18:14:01 3 40.84 0.00 2.28 6.49 0.12 50.27 18:15:01 all 28.82 0.00 1.69 6.03 0.07 63.39 18:15:01 0 31.84 0.00 1.61 3.36 0.08 63.10 18:15:01 1 36.21 0.00 1.81 15.62 0.08 46.28 18:15:01 2 26.49 0.00 1.66 3.63 0.08 68.13 18:15:01 3 20.76 0.00 1.72 1.50 0.05 75.97 Average: all 25.06 0.00 1.67 3.98 0.07 69.23 Average: 0 25.01 0.00 1.56 3.25 0.06 70.12 Average: 1 33.00 0.00 1.88 4.99 0.08 60.05 Average: 2 22.43 0.00 1.68 2.16 0.07 73.67 Average: 3 19.79 0.00 1.56 5.52 0.07 73.06