---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75728 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 9.3G 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 556 12284 0 3198 15153 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:75:35:52 brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe75:3552/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75728) 11/14/23 _x86_64_ (4 CPU) 18:10:32 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 111.25 17.06 94.18 1016.23 27577.54 18:13:01 188.15 34.04 154.12 1833.79 42223.53 18:14:01 75.82 2.62 73.20 95.05 37523.08 Average: 125.08 17.91 107.17 981.74 35775.07 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13804024 15557128 2620936 15.96 67152 1882196 813164 4.65 698848 1698288 271840 18:13:01 12615736 14854256 3809224 23.19 83392 2334636 1291200 7.39 1440804 2109448 16936 18:14:01 12645296 15575120 3779664 23.01 94620 2995692 723804 4.14 1134160 2359060 187848 Average: 13021685 15328835 3403275 20.72 81721 2404175 942723 5.40 1091271 2055599 158875 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 18:12:01 ens3 62.51 40.71 1098.77 7.53 0.00 0.00 0.00 0.00 18:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:13:01 ens3 556.38 482.54 6484.65 96.65 0.00 0.00 0.00 0.00 18:14:01 lo 18.93 18.93 1.71 1.71 0.00 0.00 0.00 0.00 18:14:01 ens3 365.79 352.51 2025.37 2471.20 0.00 0.00 0.00 0.00 Average: lo 6.91 6.91 0.63 0.63 0.00 0.00 0.00 0.00 Average: ens3 328.24 291.93 3203.11 858.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75728) 11/14/23 _x86_64_ (4 CPU) 18:10:32 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 20.10 0.00 1.51 5.43 0.05 72.91 18:12:01 0 24.34 0.00 1.70 1.37 0.05 72.53 18:12:01 1 1.62 0.00 0.60 11.24 0.02 86.52 18:12:01 2 44.29 0.00 2.58 3.23 0.08 49.82 18:12:01 3 10.18 0.00 1.16 5.87 0.05 82.75 18:13:01 all 35.54 0.00 2.23 3.82 0.11 58.30 18:13:01 0 34.71 0.00 1.76 0.74 0.12 62.68 18:13:01 1 29.28 0.00 2.03 10.13 0.10 58.46 18:13:01 2 40.93 0.00 3.18 4.01 0.13 51.74 18:13:01 3 37.28 0.00 1.94 0.40 0.12 60.26 18:14:01 all 34.54 0.00 2.11 3.28 0.08 59.99 18:14:01 0 21.23 0.00 2.04 0.28 0.07 76.38 18:14:01 1 47.65 0.00 1.75 6.59 0.08 43.93 18:14:01 2 38.75 0.00 3.14 6.13 0.08 51.89 18:14:01 3 30.60 0.00 1.51 0.12 0.08 67.68 Average: all 30.05 0.00 1.95 4.18 0.08 63.74 Average: 0 26.76 0.00 1.83 0.80 0.08 70.54 Average: 1 26.13 0.00 1.46 9.32 0.07 63.03 Average: 2 41.33 0.00 2.97 4.46 0.10 51.15 Average: 3 26.02 0.00 1.54 2.13 0.08 70.23