---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-100 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 430 1163 0 2349 3245 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:4b:77:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.27/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86008sec preferred_lft 86008sec inet6 fe80::f816:3eff:fe4b:77a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-100) 11/18/23 _x86_64_ (4 CPU) 10:03:58 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:01 177.02 107.35 69.67 6117.25 42440.94 10:06:02 75.82 29.01 46.81 1622.66 9275.12 10:07:01 27.55 0.05 27.50 0.68 4636.91 10:08:01 10.50 0.12 10.38 1.73 387.54 10:09:01 37.46 10.81 26.65 729.48 3463.56 10:10:01 42.68 4.50 38.18 190.90 6570.37 Average: 61.93 25.38 36.56 1447.80 11147.15 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 1695820 3311924 2342824 58.01 48148 1721916 653772 12.85 647388 1519692 194816 10:06:02 1484412 3263256 2554232 63.24 59080 1866532 719692 14.15 677920 1687156 96588 10:07:01 1412808 3223416 2625836 65.02 59820 1896588 735484 14.46 718816 1715476 1616 10:08:01 1330828 3148788 2707816 67.05 61304 1901348 813032 15.98 794656 1718680 2560 10:09:01 158592 2096560 3880052 96.07 63484 2015276 1796520 35.31 1879996 1791132 840 10:10:01 1260148 3386468 2778496 68.80 69596 2194264 561804 11.04 676476 1891276 40252 Average: 1223768 3071735 2814876 69.70 60239 1932654 880051 17.30 899209 1720569 56112 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 ens3 419.50 261.21 1478.37 67.15 0.00 0.00 0.00 0.00 10:05:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 10:06:02 ens3 96.08 80.25 663.65 18.99 0.00 0.00 0.00 0.00 10:06:02 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 10:07:01 ens3 95.09 117.51 505.57 18.19 0.00 0.00 0.00 0.00 10:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:08:01 ens3 86.39 126.81 90.30 19.70 0.00 0.00 0.00 0.00 10:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:09:01 ens3 256.94 250.37 1505.60 46.41 0.00 0.00 0.00 0.00 10:09:01 lo 714.23 714.23 240.37 240.37 0.00 0.00 0.00 0.00 10:10:01 ens3 144.94 167.82 724.24 29.78 0.00 0.00 0.00 0.00 10:10:01 lo 422.78 422.78 144.58 144.58 0.00 0.00 0.00 0.00 Average: ens3 183.40 167.47 828.85 33.41 0.00 0.00 0.00 0.00 Average: lo 190.75 190.75 64.40 64.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-100) 11/18/23 _x86_64_ (4 CPU) 10:03:58 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 20.77 0.00 2.55 5.60 0.06 71.01 10:05:01 0 16.32 0.00 1.87 3.00 0.05 78.76 10:05:01 1 18.18 0.00 1.99 8.15 0.05 71.63 10:05:01 2 27.29 0.00 2.80 6.65 0.07 63.20 10:05:01 3 21.34 0.00 3.52 4.58 0.07 70.49 10:06:02 all 17.00 0.00 0.99 1.66 0.05 80.30 10:06:02 0 11.67 0.00 0.67 0.63 0.05 86.98 10:06:02 1 5.99 0.00 0.59 4.47 0.03 88.92 10:06:02 2 17.48 0.00 0.70 0.13 0.05 81.64 10:06:02 3 32.81 0.00 2.00 1.42 0.07 63.70 10:07:01 all 6.83 0.00 0.33 0.34 0.03 92.47 10:07:01 0 4.43 0.00 0.34 0.34 0.02 94.87 10:07:01 1 2.44 0.00 0.25 1.00 0.02 96.29 10:07:01 2 10.25 0.00 0.32 0.00 0.05 89.37 10:07:01 3 10.18 0.00 0.41 0.00 0.05 89.36 10:08:01 all 4.47 0.00 0.23 0.08 0.03 95.19 10:08:01 0 4.99 0.00 0.27 0.00 0.02 94.73 10:08:01 1 2.87 0.00 0.08 0.15 0.02 96.88 10:08:01 2 4.40 0.00 0.15 0.02 0.03 95.40 10:08:01 3 5.65 0.00 0.42 0.15 0.03 93.75 10:09:01 all 53.59 0.00 2.92 0.40 0.10 42.99 10:09:01 0 50.28 0.00 2.90 0.33 0.10 46.38 10:09:01 1 56.94 0.00 2.82 0.35 0.10 39.78 10:09:01 2 53.06 0.00 2.98 0.51 0.10 43.35 10:09:01 3 54.09 0.00 2.94 0.40 0.12 42.45 10:10:01 all 26.84 0.00 2.01 0.74 0.06 70.35 10:10:01 0 31.93 0.00 2.21 0.85 0.05 64.95 10:10:01 1 36.94 0.00 2.14 1.24 0.07 59.62 10:10:01 2 16.98 0.00 1.97 0.05 0.07 80.94 10:10:01 3 21.57 0.00 1.73 0.82 0.05 75.82 Average: all 21.59 0.00 1.51 1.47 0.06 75.38 Average: 0 19.98 0.00 1.38 0.86 0.05 77.74 Average: 1 20.55 0.00 1.31 2.57 0.05 75.53 Average: 2 21.55 0.00 1.49 1.23 0.06 75.67 Average: 3 24.30 0.00 1.84 1.23 0.06 72.57