---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14549 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 40% / 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 477 5185 0 2312 7214 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:66:d0:bf brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe66:d0bf/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-14549) 10/07/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 158.05 59.55 98.50 3764.75 42261.13 14:57:01 145.68 41.79 103.88 2698.62 17723.71 14:58:01 40.19 5.58 34.61 216.63 6301.22 Average: 114.64 35.64 79.00 2226.75 22096.47 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5907908 7449308 2259512 27.66 49064 1664056 665748 7.22 540784 1539412 193696 14:57:01 5167284 7104736 3000136 36.73 65060 2027820 1128708 12.25 941760 1841856 13728 14:58:01 5324692 7404048 2842728 34.81 69536 2162860 676804 7.34 748100 1876372 10116 Average: 5466628 7319364 2700792 33.07 61220 1951579 823753 8.94 743548 1752547 72513 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 379.22 229.36 1696.03 67.29 0.00 0.00 0.00 0.00 14:56:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 14:57:01 ens3 290.13 325.40 1986.70 68.98 0.00 0.00 0.00 0.00 14:57:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 120.33 117.40 318.01 617.07 0.00 0.00 0.00 0.00 14:58:01 lo 2.03 2.03 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 263.24 224.05 1333.60 251.10 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14549) 10/07/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.28 0.00 2.56 5.44 0.08 71.64 14:56:01 0 7.87 0.00 1.58 1.57 0.05 88.93 14:56:01 1 28.16 0.00 2.40 8.25 0.07 61.12 14:56:01 2 33.89 0.00 2.68 6.22 0.08 57.13 14:56:01 3 11.24 0.00 3.56 5.70 0.08 79.41 14:57:01 all 32.15 0.00 2.13 2.84 0.09 62.78 14:57:01 0 54.44 0.00 3.04 2.62 0.10 39.80 14:57:01 1 22.25 0.00 2.05 6.88 0.08 68.73 14:57:01 2 24.53 0.00 1.77 0.62 0.10 72.98 14:57:01 3 27.34 0.00 1.65 1.24 0.08 69.68 14:58:01 all 24.72 0.00 1.22 1.12 0.05 72.89 14:58:01 0 26.01 0.00 1.12 0.18 0.07 72.62 14:58:01 1 10.69 0.00 1.07 3.97 0.05 84.22 14:58:01 2 46.59 0.00 1.49 0.17 0.10 51.65 14:58:01 3 15.57 0.00 1.22 0.17 0.03 83.00 Average: all 25.72 0.00 1.97 3.13 0.07 69.10 Average: 0 29.43 0.00 1.91 1.46 0.07 67.13 Average: 1 20.37 0.00 1.84 6.37 0.07 71.35 Average: 2 35.01 0.00 1.98 2.33 0.09 60.58 Average: 3 18.05 0.00 2.14 2.37 0.07 77.37