---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5120 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: 2800.000 BogoMIPS: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 572 12266 0 3201 15137 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:3d:70:ce brd ff:ff:ff:ff:ff:ff inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe3d:70ce/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-5120) 11/02/26 _x86_64_ (4 CPU) 16:05:57 LINUX RESTART (4 CPU) 16:06:01 tps rtps wtps bread/s bwrtn/s 16:07:02 392.50 62.46 330.04 4286.57 110555.55 16:08:01 411.32 37.59 373.73 1391.76 22428.20 16:09:01 399.43 14.96 384.47 1149.68 22096.45 16:10:01 8.40 0.00 8.40 0.00 777.20 16:11:01 4.17 0.02 4.15 0.13 313.95 Average: 242.61 22.96 219.65 1365.64 31266.37 16:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:07:02 13916312 15529276 2508648 15.27 62268 1751024 809380 4.63 682616 1608960 175632 16:08:01 12282648 14984532 4142312 25.22 129444 2670216 1697212 9.71 1276300 2506180 641912 16:09:01 11453956 14214604 4971004 30.26 130692 2722720 2433852 13.93 2110864 2483056 13416 16:10:01 10068196 12835528 6356764 38.70 130920 2728704 3855844 22.07 3470348 2488308 2216 16:11:01 12464684 15260728 3960276 24.11 131052 2756224 1324700 7.58 1082228 2515608 21116 Average: 12037159 14564934 4387801 26.71 116875 2525778 2024198 11.58 1724471 2320422 170858 16:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:07:02 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 16:07:02 ens3 424.54 276.97 2181.49 76.56 0.00 0.00 0.00 0.00 16:08:01 lo 4.20 4.20 0.77 0.77 0.00 0.00 0.00 0.00 16:08:01 ens3 402.17 249.81 2701.86 34.08 0.00 0.00 0.00 0.00 16:09:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:09:01 ens3 3.72 2.93 58.45 0.74 0.00 0.00 0.00 0.00 16:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:10:01 ens3 0.35 0.20 0.11 0.34 0.00 0.00 0.00 0.00 16:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 16:11:01 ens3 4.35 5.17 19.26 1.97 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 166.25 106.54 986.56 22.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5120) 11/02/26 _x86_64_ (4 CPU) 16:05:57 LINUX RESTART (4 CPU) 16:06:01 CPU %user %nice %system %iowait %steal %idle 16:07:02 all 20.28 0.00 2.57 5.09 0.01 72.05 16:07:02 0 38.69 0.00 3.25 5.24 0.02 52.81 16:07:02 1 18.09 0.00 3.60 7.61 0.00 70.69 16:07:02 2 15.06 0.00 1.51 4.73 0.00 78.70 16:07:02 3 9.26 0.00 1.94 2.79 0.00 86.01 16:08:01 all 20.82 0.00 4.36 1.10 0.02 73.70 16:08:01 0 30.40 0.00 5.20 0.89 0.02 63.50 16:08:01 1 16.32 0.00 3.72 0.73 0.02 79.21 16:08:01 2 17.26 0.00 4.29 1.24 0.02 77.19 16:08:01 3 19.33 0.00 4.22 1.52 0.02 74.91 16:09:01 all 34.91 0.00 1.59 0.95 0.02 62.53 16:09:01 0 25.29 0.00 1.29 0.62 0.02 72.79 16:09:01 1 27.15 0.00 1.64 0.55 0.00 70.66 16:09:01 2 49.00 0.00 2.03 2.50 0.03 46.44 16:09:01 3 38.20 0.00 1.44 0.15 0.02 60.19 16:10:01 all 47.66 0.00 0.88 0.07 0.01 51.37 16:10:01 0 50.32 0.00 0.79 0.00 0.02 48.88 16:10:01 1 33.45 0.00 0.87 0.20 0.02 65.46 16:10:01 2 40.13 0.00 0.96 0.07 0.00 58.85 16:10:01 3 66.81 0.00 0.91 0.00 0.02 32.27 16:11:01 all 28.41 0.00 0.35 0.14 0.01 71.10 16:11:01 0 12.32 0.00 0.27 0.00 0.00 87.42 16:11:01 1 46.99 0.00 0.47 0.20 0.03 52.31 16:11:01 2 27.70 0.00 0.32 0.00 0.02 71.97 16:11:01 3 26.74 0.00 0.32 0.35 0.02 72.58 Average: all 30.45 0.00 1.94 1.47 0.01 66.13 Average: 0 31.36 0.00 2.14 1.35 0.01 65.13 Average: 1 28.46 0.00 2.05 1.86 0.01 67.62 Average: 2 29.87 0.00 1.81 1.71 0.01 66.60 Average: 3 32.10 0.00 1.75 0.96 0.01 65.18