---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-707 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 8.6G 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 527 13093 0 2418 15194 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:6a:e9:27 brd ff:ff:ff:ff:ff:ff inet 10.30.106.145/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe6a:e927/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-707) 11/29/23 _x86_64_ (4 CPU) 20:39:21 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps bread/s bwrtn/s 20:41:01 110.36 13.28 97.08 973.44 25924.08 20:42:01 75.56 10.36 65.19 221.13 23509.50 20:43:01 60.59 11.55 49.04 607.37 20136.11 20:44:02 32.33 6.90 25.43 995.83 11391.70 Average: 69.71 10.52 59.19 699.42 20240.48 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13877196 15563480 2547772 15.51 69692 1811492 816724 4.67 675236 1648840 144580 20:42:01 13545156 15325764 2879812 17.53 72332 1900064 1079428 6.18 930964 1718216 7508 20:43:01 12769824 14699876 3655144 22.25 76916 2039136 1699092 9.72 1603116 1807308 3840 20:44:02 13384804 15528524 3040164 18.51 78944 2248656 800836 4.58 883808 1909392 166244 Average: 13394245 15279411 3030723 18.45 74471 1999837 1099020 6.29 1023281 1770939 80543 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 ens3 60.52 38.91 1042.81 6.60 0.00 0.00 0.00 0.00 20:41:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 20:42:01 ens3 139.74 112.53 1270.31 27.85 0.00 0.00 0.00 0.00 20:42:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 20:43:01 ens3 197.60 167.37 1314.74 50.55 0.00 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:02 ens3 286.64 252.36 282.22 81.10 0.00 0.00 0.00 0.00 20:44:02 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 171.12 142.79 977.53 41.53 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-707) 11/29/23 _x86_64_ (4 CPU) 20:39:21 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 18.41 0.00 1.46 6.70 0.05 73.37 20:41:01 0 11.24 0.00 1.37 8.60 0.03 78.76 20:41:01 1 33.49 0.00 1.83 16.88 0.08 47.72 20:41:01 2 13.20 0.00 1.24 0.43 0.05 85.07 20:41:01 3 15.77 0.00 1.40 0.97 0.08 81.78 20:42:01 all 9.88 0.00 0.75 2.64 0.04 86.70 20:42:01 0 10.67 0.00 0.60 9.23 0.03 79.46 20:42:01 1 8.24 0.00 0.75 0.55 0.02 90.44 20:42:01 2 10.66 0.00 0.63 0.15 0.05 88.50 20:42:01 3 9.96 0.00 0.99 0.60 0.03 88.42 20:43:01 all 60.43 0.00 1.60 1.31 0.13 36.53 20:43:01 0 63.01 0.00 1.13 4.22 0.12 31.53 20:43:01 1 62.17 0.00 1.43 0.52 0.13 35.75 20:43:01 2 51.97 0.00 2.33 0.08 0.14 45.48 20:43:01 3 64.48 0.00 1.55 0.44 0.13 33.41 20:44:02 all 42.60 0.00 1.77 5.32 0.08 50.23 20:44:02 0 43.90 0.00 1.59 12.60 0.08 41.83 20:44:02 1 42.87 0.00 1.51 0.60 0.08 54.93 20:44:02 2 37.50 0.00 1.81 0.25 0.08 60.36 20:44:02 3 46.15 0.00 2.18 7.79 0.08 43.80 Average: all 32.78 0.00 1.39 4.00 0.08 61.75 Average: 0 32.18 0.00 1.17 8.67 0.07 57.91 Average: 1 36.65 0.00 1.38 4.63 0.08 57.26 Average: 2 28.27 0.00 1.50 0.23 0.08 69.92 Average: 3 34.04 0.00 1.53 2.45 0.08 61.90