---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4004 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 11% / 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 557 13066 0 2416 15165 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:45:16:af brd ff:ff:ff:ff:ff:ff inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe45:16af/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-4004) 11/24/23 _x86_64_ (4 CPU) 20:39:31 LINUX RESTART (4 CPU) 20:40:00 tps rtps wtps bread/s bwrtn/s 20:41:01 93.39 16.77 76.63 999.18 23844.88 20:42:01 139.01 13.01 126.00 285.82 33174.20 20:43:01 38.13 9.60 28.53 558.04 20448.46 20:44:01 45.36 6.85 38.51 1046.09 11719.65 Average: 79.03 11.58 67.45 723.43 22303.22 20:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13981284 15561348 2443684 14.88 61016 1721000 782528 4.48 676688 1557128 171248 20:42:01 13275848 15163000 3149120 19.17 75192 2000000 1140296 6.53 1115824 1795112 54168 20:43:01 12551308 14482104 3873660 23.58 76860 2039972 1767676 10.12 1830896 1796740 1704 20:44:01 13383076 15532364 3041892 18.52 82680 2249196 769084 4.40 885788 1906816 50920 Average: 13297879 15184704 3127089 19.04 73937 2002542 1114896 6.38 1127299 1763949 69510 20:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 ens3 53.70 36.32 847.60 6.72 0.00 0.00 0.00 0.00 20:41:01 lo 1.25 1.25 0.13 0.13 0.00 0.00 0.00 0.00 20:42:01 ens3 244.08 202.13 2621.35 54.54 0.00 0.00 0.00 0.00 20:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 20:43:01 ens3 339.78 220.31 258.52 75.99 0.00 0.00 0.00 0.00 20:43:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 20:44:01 ens3 133.38 95.72 288.73 31.71 0.00 0.00 0.00 0.00 20:44:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 192.15 138.20 1003.40 42.09 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 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-4004) 11/24/23 _x86_64_ (4 CPU) 20:39:31 LINUX RESTART (4 CPU) 20:40:00 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 15.57 0.00 1.07 6.61 0.06 76.70 20:41:01 0 11.41 0.00 0.89 2.95 0.03 84.72 20:41:01 1 21.06 0.00 1.50 2.33 0.13 74.98 20:41:01 2 14.46 0.00 1.08 2.35 0.03 82.08 20:41:01 3 15.36 0.00 0.82 18.80 0.05 64.97 20:42:01 all 28.82 0.00 1.50 7.75 0.10 61.83 20:42:01 0 28.21 0.00 1.83 24.77 0.07 45.12 20:42:01 1 39.08 0.00 1.98 0.76 0.15 58.04 20:42:01 2 26.96 0.00 1.02 4.19 0.07 67.76 20:42:01 3 21.05 0.00 1.17 1.32 0.10 76.35 20:43:01 all 65.55 0.00 2.02 1.61 0.14 30.68 20:43:01 0 60.90 0.00 2.24 5.92 0.12 30.82 20:43:01 1 57.03 0.00 2.32 0.19 0.15 40.31 20:43:01 2 81.31 0.00 2.04 0.19 0.12 16.36 20:43:01 3 62.95 0.00 1.46 0.12 0.18 35.29 20:44:01 all 30.71 0.00 1.60 1.67 0.07 65.94 20:44:01 0 29.83 0.00 1.79 3.86 0.07 64.45 20:44:01 1 45.18 0.00 2.04 2.24 0.08 50.45 20:44:01 2 24.49 0.00 1.30 0.52 0.08 73.61 20:44:01 3 23.40 0.00 1.27 0.07 0.07 75.20 Average: all 35.03 0.00 1.55 4.42 0.09 58.91 Average: 0 32.45 0.00 1.68 9.34 0.07 56.45 Average: 1 40.46 0.00 1.96 1.39 0.13 56.06 Average: 2 36.64 0.00 1.36 1.81 0.08 60.11 Average: 3 30.59 0.00 1.18 5.14 0.10 62.99