---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10210 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 13174 0 2312 15161 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:a9:1a:31 brd ff:ff:ff:ff:ff:ff inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86174sec preferred_lft 86174sec inet6 fe80::f816:3eff:fea9:1a31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10210) 03/02/24 _x86_64_ (4 CPU) 05:03:24 LINUX RESTART (4 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:01 77.97 17.05 60.92 1015.83 16504.32 05:06:01 131.73 17.08 114.65 469.12 24789.20 05:07:01 92.27 3.48 88.79 140.51 21088.75 Average: 100.66 12.54 88.12 541.82 20794.09 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 14037368 15579084 2387592 14.54 59184 1686160 762620 4.36 653668 1524728 142268 05:06:01 13181292 15081184 3243668 19.75 80196 2006184 1360220 7.78 1201952 1795732 127036 05:07:01 13489408 15524124 2935552 17.87 102576 2107896 821624 4.70 794104 1877712 55212 Average: 13569356 15394797 2855604 17.39 80652 1933413 981488 5.62 883241 1732724 108172 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 lo 1.23 1.23 0.13 0.13 0.00 0.00 0.00 0.00 05:05:01 ens3 51.97 37.71 801.71 6.83 0.00 0.00 0.00 0.00 05:06:01 lo 1.87 1.87 0.19 0.19 0.00 0.00 0.00 0.00 05:06:01 ens3 206.43 170.24 2120.53 52.82 0.00 0.00 0.00 0.00 05:07:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 05:07:01 ens3 48.83 34.34 94.03 15.14 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 102.41 80.76 1005.43 24.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10210) 03/02/24 _x86_64_ (4 CPU) 05:03:24 LINUX RESTART (4 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:01 all 14.07 0.00 1.05 4.73 0.05 80.10 05:05:01 0 7.27 0.00 0.70 0.32 0.03 91.67 05:05:01 1 22.76 0.00 1.64 7.26 0.07 68.27 05:05:01 2 11.14 0.00 0.90 10.25 0.05 77.66 05:05:01 3 15.14 0.00 0.96 1.08 0.03 82.80 05:06:01 all 28.38 0.00 1.69 3.76 0.07 66.09 05:06:01 0 37.16 0.00 2.21 5.78 0.07 54.79 05:06:01 1 32.69 0.00 1.49 3.30 0.07 62.46 05:06:01 2 20.14 0.00 1.36 2.83 0.07 75.60 05:06:01 3 23.58 0.00 1.70 3.12 0.07 71.53 05:07:01 all 18.68 0.00 1.37 5.49 0.05 74.41 05:07:01 0 1.35 0.00 0.73 6.21 0.07 91.63 05:07:01 1 30.62 0.00 1.92 0.73 0.05 66.68 05:07:01 2 25.75 0.00 1.08 1.33 0.05 71.78 05:07:01 3 16.98 0.00 1.77 13.68 0.05 67.52 Average: all 20.38 0.00 1.37 4.66 0.05 73.53 Average: 0 15.26 0.00 1.21 4.10 0.06 79.36 Average: 1 28.69 0.00 1.68 3.76 0.06 65.81 Average: 2 19.01 0.00 1.12 4.80 0.06 75.01 Average: 3 18.56 0.00 1.47 5.98 0.05 73.93