---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3710 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: 2800.000 BogoMIPS: 5600.00 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 8.5G 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 552 13088 0 2398 15168 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 mq state UP group default qlen 1000 link/ether fa:16:3e:7e:a6:b2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe7e:a6b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3710) 12/09/23 _x86_64_ (4 CPU) 19:14:00 LINUX RESTART (4 CPU) 19:15:02 tps rtps wtps bread/s bwrtn/s 19:16:01 121.18 17.57 103.61 678.66 14884.12 19:17:01 57.21 7.05 50.16 1064.62 9430.56 19:18:01 18.95 0.07 18.88 2.67 3358.37 Average: 65.47 8.18 57.29 581.44 9192.74 19:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:16:01 13180280 15048324 3244688 19.75 77708 1977848 1512680 8.66 1238536 1765912 77464 19:17:01 13429344 15551276 2995624 18.24 85784 2217760 759684 4.35 780360 1963996 108116 19:18:01 13374592 15516980 3050376 18.57 87488 2235208 802744 4.59 820760 1976048 53504 Average: 13328072 15372193 3096896 18.85 83660 2143605 1025036 5.87 946552 1901985 79695 19:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:16:01 lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 19:16:01 ens3 309.73 241.76 1883.61 80.98 0.00 0.00 0.00 0.00 19:17:01 lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 452.59 295.97 885.99 102.05 0.00 0.00 0.00 0.00 19:18:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 19:18:01 ens3 9.30 7.42 51.37 2.63 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 256.91 181.38 935.06 61.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3710) 12/09/23 _x86_64_ (4 CPU) 19:14:00 LINUX RESTART (4 CPU) 19:15:02 CPU %user %nice %system %iowait %steal %idle 19:16:01 all 38.90 0.00 2.20 1.77 0.08 57.05 19:16:01 0 28.10 0.00 1.67 0.20 0.07 69.96 19:16:01 1 58.61 0.00 2.27 1.22 0.08 37.81 19:16:01 2 27.60 0.00 1.62 4.83 0.10 65.84 19:16:01 3 41.16 0.00 3.20 0.83 0.08 54.72 19:17:01 all 48.96 0.00 2.44 1.38 0.12 47.10 19:17:01 0 41.69 0.00 2.03 0.03 0.12 56.13 19:17:01 1 45.73 0.00 2.04 1.73 0.12 50.38 19:17:01 2 59.75 0.00 2.82 3.55 0.12 33.75 19:17:01 3 48.55 0.00 2.91 0.17 0.10 48.27 19:18:01 all 5.54 0.00 0.23 33.53 0.02 60.68 19:18:01 0 10.24 0.00 0.54 0.33 0.03 88.86 19:18:01 1 0.08 0.00 0.17 76.67 0.02 23.07 19:18:01 2 0.27 0.00 0.10 56.82 0.02 42.79 19:18:01 3 11.61 0.00 0.13 0.13 0.05 88.07 Average: all 30.92 0.00 1.61 12.39 0.07 55.00 Average: 0 26.48 0.00 1.40 0.19 0.07 71.85 Average: 1 34.61 0.00 1.48 26.83 0.07 37.00 Average: 2 28.96 0.00 1.50 22.03 0.08 47.43 Average: 3 33.58 0.00 2.06 0.38 0.08 63.90