---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9770 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 472 5165 0 2338 7220 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:cc:30:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fecc:3045/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9770) 09/02/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 142.89 65.82 77.07 4168.51 39684.20 07:07:01 58.05 0.17 57.88 20.79 10058.11 07:08:01 77.57 35.96 41.61 2169.37 9405.50 07:09:01 28.86 4.18 24.68 174.50 8618.83 07:10:02 20.56 0.27 20.29 23.73 1606.93 Average: 65.58 21.28 44.31 1311.29 13874.18 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6065656 7441096 2101756 25.73 35272 1521168 681384 7.39 556124 1383732 62412 07:07:01 5731040 7394112 2436372 29.83 54432 1775160 709356 7.70 618860 1625328 135980 07:08:01 5020404 6968828 3147008 38.53 64628 2038804 1168616 12.68 1097520 1832900 99360 07:09:01 5251672 7360964 2915740 35.70 67448 2194716 712472 7.73 789716 1906132 32128 07:10:02 5239044 7350916 2928368 35.85 69208 2195372 734476 7.97 810212 1897616 15164 Average: 5461563 7303183 2705849 33.13 58198 1945044 801261 8.69 774486 1729142 69009 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 283.17 154.04 1082.87 57.15 0.00 0.00 0.00 0.00 07:06:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 32.92 25.54 768.93 4.04 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 143.78 123.35 1962.24 28.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 74.35 79.32 389.83 669.53 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:10:02 ens3 17.49 16.49 11.83 16.74 0.00 0.00 0.00 0.00 07:10:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 110.34 79.74 843.11 155.11 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9770) 09/02/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 18.86 0.00 2.75 6.54 5.32 66.53 07:06:01 0 24.76 0.00 2.40 5.52 5.91 61.42 07:06:01 1 27.83 0.00 4.86 6.09 4.50 56.73 07:06:01 2 15.95 0.00 2.20 7.28 6.40 68.17 07:06:01 3 7.12 0.00 1.55 7.25 4.47 79.61 07:07:01 all 18.24 0.00 1.14 2.46 2.38 75.78 07:07:01 0 22.32 0.00 1.75 5.92 2.41 67.59 07:07:01 1 11.73 0.00 0.70 0.20 0.85 86.52 07:07:01 2 26.64 0.00 1.28 3.55 3.84 64.70 07:07:01 3 12.15 0.00 0.85 0.18 2.41 84.41 07:08:01 all 30.89 0.00 2.06 2.65 8.34 56.06 07:08:01 0 33.59 0.00 2.09 2.46 7.91 53.94 07:08:01 1 41.53 0.00 2.10 0.69 8.05 47.62 07:08:01 2 26.16 0.00 1.95 4.07 8.87 58.95 07:08:01 3 22.45 0.00 2.09 3.32 8.55 63.59 07:09:01 all 22.38 0.00 1.14 1.35 3.36 71.76 07:09:01 0 7.01 0.00 0.82 3.05 2.56 86.56 07:09:01 1 24.67 0.00 1.34 0.38 2.84 70.78 07:09:01 2 40.77 0.00 1.31 0.82 4.56 52.53 07:09:01 3 17.15 0.00 1.08 1.16 3.45 77.17 07:10:02 all 19.64 0.00 0.93 1.03 2.27 76.13 07:10:02 0 0.74 0.00 0.55 3.42 1.22 94.07 07:10:02 1 9.69 0.00 0.56 0.12 1.99 87.65 07:10:02 2 16.35 0.00 1.15 0.07 2.72 79.71 07:10:02 3 51.85 0.00 1.46 0.51 3.18 43.00 Average: all 22.04 0.00 1.61 2.81 4.36 69.18 Average: 0 17.76 0.00 1.53 4.07 4.02 72.62 Average: 1 23.18 0.00 1.91 1.50 3.67 69.75 Average: 2 25.14 0.00 1.58 3.18 5.30 64.80 Average: 3 22.05 0.00 1.41 2.50 4.44 69.60