---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10620 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 561 12659 0 2819 15148 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:2f:75:75 brd ff:ff:ff:ff:ff:ff inet 10.30.106.130/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe2f:7575/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10620) 03/03/24 _x86_64_ (4 CPU) 13:04:05 LINUX RESTART (4 CPU) 13:05:02 tps rtps wtps bread/s bwrtn/s 13:06:01 97.93 15.30 82.63 1202.10 12753.09 13:07:01 210.70 24.01 186.69 1244.99 11981.47 13:08:01 97.12 6.40 90.72 275.02 17200.73 13:09:01 44.11 0.87 43.24 57.99 6308.68 13:10:01 45.86 1.37 44.49 69.19 7322.25 Average: 99.15 9.57 89.58 567.74 11107.76 13:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:06:01 13919920 15614408 2505040 15.25 70992 1820040 712860 4.08 633232 1648640 13316 13:07:01 11743548 13772428 4681412 28.50 89884 2119708 2500804 14.31 2542832 1876756 80076 13:08:01 11821608 14211408 4603352 28.03 96468 2463900 1903080 10.89 2355772 1968364 15252 13:09:01 11018356 13496100 5406604 32.92 99336 2544172 2603220 14.90 3112740 2007264 11636 13:10:01 13024764 15574096 3400196 20.70 104896 2607524 733040 4.20 1071780 2043612 14484 Average: 12305639 14533688 4119321 25.08 92315 2311069 1690601 9.68 1943271 1908927 26953 13:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:06:01 ens3 69.26 55.14 495.51 27.58 0.00 0.00 0.00 0.00 13:06:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 13:07:01 ens3 313.95 292.65 2973.36 53.16 0.00 0.00 0.00 0.00 13:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:08:01 ens3 392.48 320.45 4347.54 56.62 0.00 0.00 0.00 0.00 13:08:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:09:01 ens3 551.17 467.74 669.96 217.95 0.00 0.00 0.00 0.00 13:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:10:01 ens3 225.60 226.71 300.74 651.03 0.00 0.00 0.00 0.00 13:10:01 lo 35.06 35.06 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 311.30 273.27 1761.64 201.85 0.00 0.00 0.00 0.00 Average: lo 7.38 7.38 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10620) 03/03/24 _x86_64_ (4 CPU) 13:04:05 LINUX RESTART (4 CPU) 13:05:02 CPU %user %nice %system %iowait %steal %idle 13:06:01 all 11.16 0.00 0.81 1.52 0.04 86.47 13:06:01 0 11.54 0.00 0.65 1.46 0.05 86.30 13:06:01 1 6.09 0.00 0.50 0.02 0.03 93.35 13:06:01 2 25.23 0.00 1.31 1.09 0.03 72.34 13:06:01 3 1.80 0.00 0.75 3.56 0.03 93.86 13:07:01 all 44.16 0.00 1.75 1.22 0.07 52.79 13:07:01 0 48.35 0.00 1.72 1.97 0.07 47.88 13:07:01 1 50.96 0.00 1.61 0.90 0.07 46.46 13:07:01 2 30.97 0.00 1.66 1.56 0.07 65.74 13:07:01 3 46.47 0.00 1.99 0.44 0.07 51.03 13:08:01 all 54.75 0.00 2.01 0.50 0.10 42.64 13:08:01 0 53.12 0.00 2.24 0.25 0.08 44.30 13:08:01 1 55.00 0.00 2.26 0.60 0.08 42.05 13:08:01 2 52.21 0.00 1.97 0.90 0.10 44.82 13:08:01 3 58.69 0.00 1.58 0.25 0.12 39.36 13:09:01 all 59.22 0.00 2.39 0.27 0.08 38.04 13:09:01 0 49.02 0.00 2.21 0.00 0.08 48.69 13:09:01 1 59.79 0.00 2.71 0.64 0.08 36.79 13:09:01 2 57.79 0.00 1.88 0.29 0.10 39.94 13:09:01 3 70.23 0.00 2.76 0.17 0.08 26.76 13:10:01 all 27.41 0.00 1.68 0.79 0.07 70.05 13:10:01 0 22.16 0.00 1.30 0.57 0.08 75.89 13:10:01 1 28.38 0.00 1.56 1.15 0.05 68.86 13:10:01 2 40.68 0.00 2.18 1.43 0.07 55.65 13:10:01 3 18.54 0.00 1.71 0.02 0.05 79.68 Average: all 39.40 0.00 1.73 0.86 0.07 57.94 Average: 0 36.90 0.00 1.63 0.85 0.07 60.55 Average: 1 40.09 0.00 1.73 0.66 0.06 57.46 Average: 2 41.40 0.00 1.80 1.05 0.07 55.67 Average: 3 39.20 0.00 1.76 0.88 0.07 58.08