---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-146 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 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 553 13069 0 2416 15169 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:c7:fe:85 brd ff:ff:ff:ff:ff:ff inet 10.30.106.110/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fec7:fe85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-146) 11/28/23 _x86_64_ (4 CPU) 20:39:19 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps bread/s bwrtn/s 20:41:01 144.54 23.63 120.91 1194.47 31542.88 20:42:01 80.41 11.18 69.23 599.53 26724.83 20:43:01 26.31 1.03 25.28 22.13 18254.82 Average: 83.75 11.95 71.81 605.38 25507.58 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13505152 15292676 2919808 17.78 72828 1906788 1071412 6.13 965172 1725084 139284 20:42:01 12954072 14881336 3470888 21.13 76764 2037132 1570452 8.99 1416296 1813132 11500 20:43:01 12973060 14968216 3451900 21.02 77884 2102648 1217800 6.97 1380360 1827816 56224 Average: 13144095 15047409 3280865 19.97 75825 2015523 1286555 7.36 1253943 1788677 69003 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 20:41:01 ens3 222.85 171.02 2393.30 44.11 0.00 0.00 0.00 0.00 20:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:42:01 ens3 228.86 161.90 1219.91 42.08 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 20:43:01 ens3 186.60 153.87 194.04 64.88 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 212.77 162.26 1269.08 50.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-146) 11/28/23 _x86_64_ (4 CPU) 20:39:19 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 26.06 0.00 1.81 3.85 0.07 68.21 20:41:01 0 32.77 0.00 1.93 2.10 0.07 63.13 20:41:01 1 21.27 0.00 1.96 1.40 0.05 75.32 20:41:01 2 16.78 0.00 1.18 3.66 0.08 78.30 20:41:01 3 33.34 0.00 2.17 8.22 0.08 56.19 20:42:01 all 32.40 0.00 0.89 1.92 0.07 64.73 20:42:01 0 32.76 0.00 0.60 1.76 0.05 64.83 20:42:01 1 32.21 0.00 0.85 3.76 0.07 63.11 20:42:01 2 32.35 0.00 0.97 0.10 0.05 66.53 20:42:01 3 32.29 0.00 1.12 2.09 0.07 64.44 20:43:01 all 59.70 0.00 2.12 0.90 0.10 37.17 20:43:01 0 53.20 0.00 2.29 1.59 0.10 42.82 20:43:01 1 64.31 0.00 2.38 1.89 0.10 31.32 20:43:01 2 58.25 0.00 2.19 0.07 0.10 39.39 20:43:01 3 63.05 0.00 1.62 0.03 0.10 35.19 Average: all 39.38 0.00 1.61 2.22 0.08 56.71 Average: 0 39.57 0.00 1.61 1.82 0.07 56.93 Average: 1 39.25 0.00 1.73 2.35 0.07 56.60 Average: 2 35.82 0.00 1.45 1.27 0.08 61.38 Average: 3 42.88 0.00 1.64 3.45 0.08 51.95