---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75961 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 8.8G 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 553 12739 0 2746 15155 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:63:f5:29 brd ff:ff:ff:ff:ff:ff inet 10.30.107.136/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe63:f529/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75961) 11/15/23 _x86_64_ (4 CPU) 07:48:25 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:01 90.93 13.73 77.20 989.57 16552.04 07:51:01 141.91 28.05 113.86 959.44 28681.62 07:52:01 121.39 2.95 118.44 223.26 28032.92 Average: 118.08 14.91 103.17 724.06 24422.40 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 13807424 15554484 2617544 15.94 67304 1874304 813584 4.66 701168 1692652 304656 07:51:01 12951484 15169928 3473484 21.15 91608 2299960 1263120 7.23 1140908 2062876 255696 07:52:01 13030648 15503820 3394320 20.67 106768 2517340 790964 4.53 855944 2244592 49676 Average: 13263185 15409411 3161783 19.25 88560 2230535 955889 5.47 899340 2000040 203343 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 ens3 64.46 43.16 1098.04 7.49 0.00 0.00 0.00 0.00 07:50:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 07:51:01 ens3 214.46 166.61 2054.51 47.72 0.00 0.00 0.00 0.00 07:51:01 lo 6.80 6.80 0.73 0.73 0.00 0.00 0.00 0.00 07:52:01 ens3 52.15 43.82 201.93 16.09 0.00 0.00 0.00 0.00 07:52:01 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 110.35 84.53 1118.11 23.77 0.00 0.00 0.00 0.00 Average: lo 3.27 3.27 0.35 0.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75961) 11/15/23 _x86_64_ (4 CPU) 07:48:25 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 19.74 0.00 1.40 4.29 0.05 74.51 07:50:01 0 23.71 0.00 1.49 1.57 0.05 73.18 07:50:01 1 17.03 0.00 1.20 1.05 0.03 80.68 07:50:01 2 25.39 0.00 1.99 12.61 0.07 59.94 07:50:01 3 12.79 0.00 0.97 1.96 0.05 84.23 07:51:01 all 44.36 0.00 3.21 4.49 0.08 47.85 07:51:01 0 45.71 0.00 3.37 3.10 0.08 47.73 07:51:01 1 44.86 0.00 2.92 2.79 0.08 49.34 07:51:01 2 43.24 0.00 3.63 2.02 0.10 51.01 07:51:01 3 43.63 0.00 2.94 10.07 0.07 43.29 07:52:01 all 25.99 0.00 1.76 5.41 0.06 66.78 07:52:01 0 17.39 0.00 1.79 12.31 0.07 68.45 07:52:01 1 21.81 0.00 1.59 1.32 0.05 75.22 07:52:01 2 39.53 0.00 2.57 6.55 0.08 51.26 07:52:01 3 25.20 0.00 1.07 1.42 0.05 72.26 Average: all 30.03 0.00 2.13 4.73 0.07 63.05 Average: 0 28.94 0.00 2.22 5.66 0.07 63.11 Average: 1 27.90 0.00 1.90 1.72 0.06 68.41 Average: 2 36.05 0.00 2.73 7.06 0.08 54.07 Average: 3 27.21 0.00 1.66 4.48 0.06 66.59