---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4120 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 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 550 12389 0 3100 15159 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:4f:6b:21 brd ff:ff:ff:ff:ff:ff inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe4f:6b21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4120) 12/11/23 _x86_64_ (4 CPU) 13:07:03 LINUX RESTART (4 CPU) 13:08:02 tps rtps wtps bread/s bwrtn/s 13:09:01 101.02 28.82 72.20 2194.24 15652.86 13:10:01 149.78 18.96 130.81 652.96 24400.87 13:11:01 68.49 2.28 66.21 63.06 24437.79 Average: 106.46 16.62 89.83 963.32 21529.49 13:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13887072 15617584 2537888 15.45 71160 1854004 695504 3.98 629936 1681908 141812 13:10:01 12611832 14769392 3813128 23.22 84988 2252408 1475696 8.45 1518232 2036164 13524 13:11:01 12679016 15507956 3745944 22.81 95076 2899096 788588 4.51 1086676 2377832 184196 Average: 13059307 15298311 3365653 20.49 83741 2335169 986596 5.65 1078281 2031968 113177 13:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 ens3 81.21 58.45 853.92 31.49 0.00 0.00 0.00 0.00 13:09:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 13:10:01 ens3 509.10 445.88 6011.91 72.14 0.00 0.00 0.00 0.00 13:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 394.88 378.65 2087.79 2466.76 0.00 0.00 0.00 0.00 13:11:01 lo 18.33 18.33 1.65 1.65 0.00 0.00 0.00 0.00 Average: ens3 329.76 295.63 2996.32 861.36 0.00 0.00 0.00 0.00 Average: lo 6.55 6.55 0.59 0.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4120) 12/11/23 _x86_64_ (4 CPU) 13:07:03 LINUX RESTART (4 CPU) 13:08:02 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 17.09 0.00 1.38 3.18 0.05 78.30 13:09:01 0 9.67 0.00 0.76 0.47 0.03 89.06 13:09:01 1 26.58 0.00 2.12 8.12 0.07 63.11 13:09:01 2 21.81 0.00 1.72 3.16 0.03 73.28 13:09:01 3 10.28 0.00 0.97 0.97 0.05 87.74 13:10:01 all 31.30 0.00 1.84 2.27 0.10 64.49 13:10:01 0 28.86 0.00 2.48 3.98 0.10 64.59 13:10:01 1 36.67 0.00 1.92 3.50 0.10 57.81 13:10:01 2 29.26 0.00 1.24 1.01 0.12 68.38 13:10:01 3 30.41 0.00 1.70 0.61 0.08 67.20 13:11:01 all 26.67 0.00 1.84 3.58 0.09 67.82 13:11:01 0 23.84 0.00 1.47 5.04 0.08 69.55 13:11:01 1 17.80 0.00 1.10 1.57 0.05 79.48 13:11:01 2 48.54 0.00 3.22 1.59 0.13 46.51 13:11:01 3 16.57 0.00 1.56 6.12 0.08 75.67 Average: all 25.05 0.00 1.69 3.01 0.08 70.17 Average: 0 20.84 0.00 1.57 3.18 0.07 74.34 Average: 1 27.01 0.00 1.71 4.37 0.07 66.83 Average: 2 33.25 0.00 2.06 1.91 0.10 62.68 Average: 3 19.11 0.00 1.41 2.57 0.07 76.84