---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-33526 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 8.9G 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 570 12655 0 2814 15139 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:cc:5a:4b brd ff:ff:ff:ff:ff:ff inet 10.30.106.198/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fecc:5a4b/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-33526) 08/07/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 132.94 15.68 117.26 1205.80 32898.52 08:38:01 376.85 27.91 348.94 1363.11 14813.26 08:39:01 84.77 2.52 82.25 163.57 14114.71 08:40:01 42.63 0.90 41.73 62.52 3026.16 Average: 159.30 11.75 147.55 698.75 16213.16 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13915792 15607860 2509176 15.28 71036 1815748 731008 4.18 618780 1665044 96104 08:38:01 12046828 14160204 4378140 26.66 92600 2197324 2058088 11.78 2157440 1952180 113040 08:39:01 10969964 13404132 5455004 33.21 98876 2500016 2646276 15.14 3148268 2019468 22572 08:40:01 12956844 15476340 3468124 21.11 102248 2579564 819376 4.69 1141616 2042136 61220 Average: 12472357 14662134 3952611 24.06 91190 2273163 1563687 8.95 1766526 1919707 73234 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 167.27 125.26 1158.38 23.39 0.00 0.00 0.00 0.00 08:37:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 08:38:01 ens3 358.56 324.81 3367.20 54.11 0.00 0.00 0.00 0.00 08:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:39:01 ens3 510.58 409.63 4351.67 120.11 0.00 0.00 0.00 0.00 08:39:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 08:40:01 ens3 457.59 382.47 266.98 163.81 0.00 0.00 0.00 0.00 08:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 373.50 310.54 2286.06 90.35 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-33526) 08/07/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.66 0.00 1.15 3.44 0.04 81.71 08:37:01 0 16.69 0.00 1.41 9.66 0.07 72.17 08:37:01 1 26.90 0.00 2.05 3.26 0.05 67.74 08:37:01 2 8.05 0.00 0.65 0.53 0.03 90.73 08:37:01 3 3.00 0.00 0.47 0.37 0.02 96.15 08:38:01 all 51.50 0.00 2.36 1.10 0.10 44.94 08:38:01 0 47.87 0.00 2.50 0.57 0.10 48.96 08:38:01 1 55.58 0.00 3.75 3.15 0.10 37.41 08:38:01 2 48.37 0.00 1.27 0.37 0.10 49.89 08:38:01 3 54.18 0.00 1.87 0.32 0.10 43.52 08:39:01 all 59.97 0.00 2.17 0.19 0.12 37.55 08:39:01 0 58.23 0.00 2.33 0.24 0.15 39.05 08:39:01 1 56.39 0.00 2.39 0.43 0.13 40.66 08:39:01 2 61.68 0.00 1.86 0.00 0.08 36.38 08:39:01 3 63.59 0.00 2.14 0.10 0.12 34.05 08:40:01 all 54.92 0.00 2.87 0.19 0.09 41.93 08:40:01 0 60.13 0.00 3.40 0.25 0.08 36.13 08:40:01 1 54.38 0.00 3.09 0.22 0.08 42.22 08:40:01 2 51.73 0.00 2.63 0.22 0.10 45.33 08:40:01 3 53.45 0.00 2.34 0.03 0.10 44.08 Average: all 44.98 0.00 2.13 1.23 0.09 51.56 Average: 0 45.72 0.00 2.41 2.68 0.10 49.08 Average: 1 48.30 0.00 2.82 1.77 0.09 47.01 Average: 2 42.42 0.00 1.60 0.28 0.08 55.62 Average: 3 43.48 0.00 1.70 0.21 0.08 54.53