---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10335 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 9.2G 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 552 12383 0 3103 15157 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:62:e5:a5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.241/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fe62:e5a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10335) 01/07/24 _x86_64_ (4 CPU) 18:06:22 LINUX RESTART (4 CPU) 18:07:00 tps rtps wtps bread/s bwrtn/s 18:08:01 108.57 22.94 85.63 1193.92 16824.99 18:09:01 139.26 6.52 132.74 179.57 27433.83 18:10:01 72.72 1.07 71.65 62.26 30096.32 Average: 106.86 10.26 96.61 483.08 24734.96 18:07:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13914084 15624784 2510884 15.29 71208 1833892 718216 4.11 621552 1661904 142012 18:09:01 12271096 14687420 4153872 25.29 87168 2503992 1450416 8.30 1697648 2186960 226916 18:10:01 12700436 15540300 3724532 22.68 94712 2911132 762468 4.36 1063272 2380052 33320 Average: 12961872 15284168 3463096 21.08 84363 2416339 977033 5.59 1127491 2076305 134083 18:07:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 97.45 67.82 1217.85 14.16 0.00 0.00 0.00 0.00 18:08:01 lo 0.78 0.78 0.08 0.08 0.00 0.00 0.00 0.00 18:09:01 ens3 656.79 546.53 7339.53 98.94 0.00 0.00 0.00 0.00 18:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:10:01 ens3 240.09 263.27 772.65 2682.80 0.00 0.00 0.00 0.00 18:10:01 lo 18.20 18.20 1.65 1.65 0.00 0.00 0.00 0.00 Average: ens3 329.97 291.12 3098.10 926.19 0.00 0.00 0.00 0.00 Average: lo 6.40 6.40 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10335) 01/07/24 _x86_64_ (4 CPU) 18:06:22 LINUX RESTART (4 CPU) 18:07:00 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 17.91 0.00 1.39 1.96 0.05 78.68 18:08:01 0 11.48 0.00 1.05 0.85 0.07 86.55 18:08:01 1 16.72 0.00 0.92 2.43 0.07 79.86 18:08:01 2 6.28 0.00 1.03 3.74 0.03 88.91 18:08:01 3 37.12 0.00 2.55 0.82 0.07 59.45 18:09:01 all 37.18 0.00 1.86 1.21 0.12 59.64 18:09:01 0 37.89 0.00 1.57 1.25 0.08 59.20 18:09:01 1 27.34 0.00 1.90 1.17 0.18 69.41 18:09:01 2 33.76 0.00 2.07 0.53 0.08 63.56 18:09:01 3 49.71 0.00 1.89 1.89 0.10 46.41 18:10:01 all 24.86 0.00 1.62 1.04 0.06 72.42 18:10:01 0 18.52 0.00 1.48 1.37 0.07 78.57 18:10:01 1 11.52 0.00 1.08 2.53 0.05 84.82 18:10:01 2 29.87 0.00 1.75 0.13 0.07 68.17 18:10:01 3 39.58 0.00 2.16 0.13 0.07 58.06 Average: all 26.58 0.00 1.62 1.41 0.08 70.31 Average: 0 22.55 0.00 1.37 1.16 0.07 74.85 Average: 1 18.51 0.00 1.30 2.04 0.10 78.05 Average: 2 23.15 0.00 1.61 1.49 0.06 73.69 Average: 3 42.09 0.00 2.20 0.94 0.08 54.68