---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3474 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 9.3G 69G 13% / 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 562 12099 0 3378 15147 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:db:6a:ef brd ff:ff:ff:ff:ff:ff inet 10.30.107.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fedb:6aef/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-3474) 12/09/23 _x86_64_ (4 CPU) 04:31:21 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 109.08 13.38 95.70 975.17 31930.41 04:34:01 219.33 10.43 208.90 221.60 12391.87 04:35:01 388.79 0.02 388.77 0.13 34598.87 04:36:01 13.82 0.02 13.80 4.27 890.13 04:37:01 42.15 27.09 15.06 1819.26 5161.08 Average: 154.64 10.19 144.45 604.14 16995.35 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13835504 15546668 2589464 15.77 68476 1837500 827632 4.74 709876 1653972 187044 04:34:01 12826380 15120496 3598588 21.91 108904 2319060 1331788 7.62 1144896 2135048 420528 04:35:01 12074528 14935928 4350440 26.49 131372 2811808 1600328 9.16 1405260 2569252 17384 04:36:01 11441348 14302708 4983620 30.34 131444 2812236 2275976 13.03 2032316 2567876 472 04:37:01 12348092 15472384 4076876 24.82 147080 3051392 835320 4.78 975100 2725144 102492 Average: 12505170 15075637 3919798 23.86 117455 2566399 1374209 7.86 1253490 2330258 145584 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 ens3 58.21 40.03 1055.91 6.72 0.00 0.00 0.00 0.00 04:33:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 04:34:01 ens3 222.83 165.57 1803.00 44.05 0.00 0.00 0.00 0.00 04:34:01 lo 3.80 3.80 0.72 0.72 0.00 0.00 0.00 0.00 04:35:01 ens3 224.94 137.67 2179.72 21.75 0.00 0.00 0.00 0.00 04:35:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 04:36:01 ens3 0.40 0.32 0.09 0.48 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:37:01 ens3 293.09 207.06 2325.84 44.34 0.00 0.00 0.00 0.00 04:37:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 159.90 110.13 1473.00 23.47 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3474) 12/09/23 _x86_64_ (4 CPU) 04:31:21 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 18.53 0.00 1.32 6.79 0.05 73.30 04:33:01 0 30.77 0.00 2.12 4.24 0.07 62.80 04:33:01 1 14.43 0.00 0.94 7.51 0.05 77.07 04:33:01 2 18.46 0.00 1.19 1.24 0.05 79.07 04:33:01 3 10.44 0.00 1.07 14.21 0.05 74.23 04:34:01 all 14.13 0.00 2.46 15.88 0.07 67.47 04:34:01 0 11.93 0.00 1.54 2.94 0.05 83.54 04:34:01 1 14.50 0.00 2.48 29.94 0.08 53.00 04:34:01 2 10.79 0.00 1.72 0.20 0.07 87.22 04:34:01 3 19.29 0.00 4.10 30.48 0.07 46.07 04:35:01 all 26.75 0.00 2.84 4.71 0.11 65.59 04:35:01 0 19.95 0.00 2.10 2.93 0.10 74.92 04:35:01 1 36.48 0.00 3.52 10.76 0.13 49.11 04:35:01 2 31.21 0.00 2.68 0.49 0.12 65.50 04:35:01 3 19.38 0.00 3.05 4.63 0.10 72.84 04:36:01 all 28.36 0.00 1.06 0.14 0.09 70.36 04:36:01 0 14.74 0.00 0.94 0.18 0.10 84.04 04:36:01 1 41.39 0.00 1.46 0.10 0.10 56.94 04:36:01 2 45.38 0.00 1.37 0.00 0.08 53.17 04:36:01 3 11.99 0.00 0.48 0.27 0.07 87.19 04:37:01 all 36.83 0.00 1.76 0.57 0.10 60.75 04:37:01 0 36.35 0.00 1.61 0.40 0.08 61.55 04:37:01 1 34.14 0.00 2.06 0.55 0.08 63.17 04:37:01 2 44.54 0.00 2.34 1.07 0.10 51.95 04:37:01 3 32.29 0.00 1.00 0.28 0.08 66.34 Average: all 24.91 0.00 1.89 5.62 0.08 67.50 Average: 0 22.75 0.00 1.66 2.14 0.08 73.37 Average: 1 28.19 0.00 2.09 9.77 0.09 59.87 Average: 2 30.07 0.00 1.86 0.60 0.08 67.39 Average: 3 18.67 0.00 1.94 9.98 0.07 69.34