---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-389 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 8.7G 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 546 12891 0 2602 15163 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f2:1e:ff brd ff:ff:ff:ff:ff:ff inet 10.30.107.170/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fef2:1eff/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-389) 11/29/23 _x86_64_ (4 CPU) 10:20:24 LINUX RESTART (4 CPU) 10:21:01 tps rtps wtps bread/s bwrtn/s 10:22:01 93.27 13.38 79.89 975.01 29441.79 10:23:01 208.85 10.38 198.47 221.96 37694.38 10:24:01 148.23 21.83 126.40 1556.94 21509.62 Average: 150.11 15.20 134.91 917.97 29548.59 10:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:22:01 13962796 15584356 2462172 14.99 62996 1759308 779464 4.46 657804 1594412 159752 10:23:01 12906192 14839840 3518776 21.42 90480 2027748 1668376 9.55 1430768 1840132 80268 10:24:01 13268072 15584064 3156896 19.22 108020 2370924 705600 4.04 802268 2073812 112496 Average: 13379020 15336087 3045948 18.54 87165 2052660 1051147 6.02 963613 1836119 117505 10:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:22:01 ens3 55.65 35.82 1061.25 6.49 0.00 0.00 0.00 0.00 10:22:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 10:23:01 ens3 247.43 200.63 1358.57 43.29 0.00 0.00 0.00 0.00 10:23:01 lo 2.73 2.73 0.50 0.50 0.00 0.00 0.00 0.00 10:24:01 ens3 166.42 132.56 2204.38 34.50 0.00 0.00 0.00 0.00 10:24:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 156.49 123.00 1541.37 28.09 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.22 0.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-389) 11/29/23 _x86_64_ (4 CPU) 10:20:24 LINUX RESTART (4 CPU) 10:21:01 CPU %user %nice %system %iowait %steal %idle 10:22:01 all 17.99 0.00 1.40 8.27 0.25 72.08 10:22:01 0 24.78 0.00 1.73 9.78 0.34 63.38 10:22:01 1 3.60 0.00 0.77 19.58 0.17 75.88 10:22:01 2 21.71 0.00 1.37 1.79 0.27 74.87 10:22:01 3 21.93 0.00 1.75 1.96 0.27 74.10 10:23:01 all 18.29 0.00 1.85 5.63 0.09 74.13 10:23:01 0 10.47 0.00 1.19 0.65 0.07 87.62 10:23:01 1 12.40 0.00 1.77 17.94 0.05 67.84 10:23:01 2 20.67 0.00 2.74 3.75 0.12 72.73 10:23:01 3 29.69 0.00 1.68 0.17 0.12 68.35 10:24:01 all 25.97 0.00 2.86 3.32 0.08 67.76 10:24:01 0 21.33 0.00 3.26 2.80 0.07 72.54 10:24:01 1 25.19 0.00 3.54 9.22 0.08 61.96 10:24:01 2 39.07 0.00 3.03 0.87 0.10 56.92 10:24:01 3 18.35 0.00 1.59 0.42 0.07 79.57 Average: all 20.75 0.00 2.03 5.75 0.14 71.33 Average: 0 18.85 0.00 2.06 4.40 0.16 74.53 Average: 1 13.70 0.00 2.02 15.60 0.10 68.59 Average: 2 27.14 0.00 2.38 2.14 0.16 68.19 Average: 3 23.32 0.00 1.67 0.85 0.15 74.01