---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1998 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 8.7G 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 548 12882 0 2608 15161 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:56:ee:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe56:eee7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1998) 11/20/23 _x86_64_ (4 CPU) 10:20:28 LINUX RESTART (4 CPU) 10:21:01 tps rtps wtps bread/s bwrtn/s 10:22:01 117.45 23.67 93.78 1194.93 12367.73 10:23:01 154.44 0.08 154.36 1.47 10651.69 10:24:02 37.04 0.18 36.86 1.47 9031.03 10:25:01 137.31 22.89 114.42 1647.03 14300.10 Average: 111.45 11.66 99.80 707.33 11576.37 10:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:22:01 13789956 15486544 2635012 16.04 70040 1821724 1072220 6.14 766976 1644384 151136 10:23:01 12831488 14731748 3593480 21.88 84120 2002716 1715288 9.82 1528184 1816788 114384 10:24:02 13031044 15145856 3393924 20.66 105740 2176692 1376232 7.88 1184240 1929080 153356 10:25:01 13191024 15523868 3233944 19.69 111668 2382568 798192 4.57 868784 2080248 33528 Average: 13210878 15222004 3214090 19.57 92892 2095925 1240483 7.10 1087046 1867625 113101 10:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:22:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 10:22:01 ens3 93.92 62.92 1219.32 20.09 0.00 0.00 0.00 0.00 10:23:01 lo 2.60 2.60 0.49 0.49 0.00 0.00 0.00 0.00 10:23:01 ens3 175.95 132.58 1074.85 22.56 0.00 0.00 0.00 0.00 10:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:02 ens3 125.03 103.43 200.90 25.70 0.00 0.00 0.00 0.00 10:25:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 10:25:01 ens3 236.33 154.88 2390.68 29.20 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 157.48 113.28 1216.59 24.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1998) 11/20/23 _x86_64_ (4 CPU) 10:20:28 LINUX RESTART (4 CPU) 10:21:01 CPU %user %nice %system %iowait %steal %idle 10:22:01 all 23.42 0.00 1.62 2.50 0.06 72.40 10:22:01 0 11.44 0.00 1.26 2.64 0.08 84.57 10:22:01 1 30.42 0.00 1.60 1.33 0.05 66.59 10:22:01 2 15.33 0.00 1.44 4.74 0.05 78.44 10:22:01 3 36.42 0.00 2.14 1.25 0.05 60.13 10:23:01 all 8.67 0.00 0.98 1.96 0.04 88.35 10:23:01 0 10.12 0.00 0.85 1.15 0.05 87.82 10:23:01 1 5.97 0.00 0.23 0.50 0.03 93.26 10:23:01 2 6.29 0.00 0.93 2.07 0.05 90.65 10:23:01 3 12.30 0.00 1.96 4.13 0.05 81.57 10:24:02 all 14.08 0.00 2.00 0.77 0.07 83.08 10:24:02 0 18.53 0.00 2.89 1.38 0.08 77.12 10:24:02 1 10.67 0.00 1.50 0.17 0.03 87.62 10:24:02 2 16.77 0.00 2.68 1.54 0.07 78.94 10:24:02 3 10.41 0.00 0.93 0.00 0.05 88.61 10:25:01 all 25.97 0.00 1.55 1.68 0.07 70.73 10:25:01 0 15.68 0.00 1.40 3.33 0.05 79.54 10:25:01 1 58.34 0.00 2.29 0.51 0.10 38.76 10:25:01 2 16.68 0.00 1.36 2.11 0.07 79.78 10:25:01 3 13.18 0.00 1.14 0.75 0.07 84.86 Average: all 18.01 0.00 1.54 1.73 0.06 78.67 Average: 0 13.94 0.00 1.60 2.12 0.07 82.27 Average: 1 26.24 0.00 1.40 0.63 0.05 71.68 Average: 2 13.75 0.00 1.60 2.62 0.06 81.97 Average: 3 18.09 0.00 1.54 1.53 0.05 78.77