---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10150 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 486 5271 0 2217 7208 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:9f:f3:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe9f:f369/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10150) 09/06/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 116.66 54.22 62.44 3565.54 5749.33 19:15:01 54.56 0.42 54.13 50.42 9945.92 19:16:01 80.65 18.21 62.44 657.22 10406.40 19:17:01 23.06 1.45 21.61 98.78 4417.13 Average: 68.79 18.65 50.14 1097.31 7620.10 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5985160 7424592 2182252 26.72 38192 1580740 692024 7.51 576256 1439224 88184 19:15:01 5747196 7525020 2420216 29.63 57052 1881940 586188 6.36 490468 1725572 207504 19:16:01 5419008 7388312 2748404 33.65 63708 2062008 680384 7.38 706144 1828440 99880 19:17:01 5379316 7363252 2788096 34.14 65884 2073992 709936 7.70 740020 1833312 8608 Average: 5632670 7425294 2534742 31.03 56209 1899670 667133 7.24 628222 1706637 101044 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 422.68 237.38 1502.66 65.63 0.00 0.00 0.00 0.00 19:15:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 19:15:01 ens3 49.41 47.75 686.99 5.68 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 290.90 252.42 1385.20 67.41 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 19:17:01 ens3 45.96 53.67 27.36 518.45 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 202.87 148.22 901.44 164.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10150) 09/06/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.20 0.00 1.79 3.61 1.01 71.39 19:14:02 0 27.58 0.00 1.40 1.52 0.97 68.53 19:14:02 1 23.58 0.00 2.07 9.73 1.02 63.59 19:14:02 2 13.53 0.00 1.85 1.88 1.00 81.75 19:14:02 3 24.13 0.00 1.87 1.33 1.03 71.64 19:15:01 all 20.45 0.00 1.36 1.48 0.97 75.74 19:15:01 0 48.46 0.00 2.29 0.36 1.08 47.81 19:15:01 1 3.94 0.00 0.93 2.25 0.64 92.24 19:15:01 2 15.96 0.00 1.02 3.21 1.56 78.25 19:15:01 3 13.53 0.00 1.20 0.10 0.59 84.58 19:16:01 all 38.66 0.00 2.26 1.71 2.94 54.44 19:16:01 0 38.20 0.00 2.44 1.93 3.15 54.28 19:16:01 1 35.05 0.00 2.85 2.08 3.03 56.98 19:16:01 2 35.25 0.00 1.75 0.74 2.86 59.39 19:16:01 3 46.16 0.00 1.97 2.08 2.71 47.08 19:17:01 all 20.68 0.00 0.95 0.79 0.82 76.76 19:17:01 0 10.07 0.00 0.88 0.23 0.35 88.46 19:17:01 1 39.02 0.00 1.25 1.50 1.12 57.11 19:17:01 2 22.28 0.00 0.90 0.15 1.31 75.36 19:17:01 3 11.37 0.00 0.75 1.26 0.50 86.12 Average: all 25.52 0.00 1.59 1.90 1.44 69.55 Average: 0 31.01 0.00 1.75 1.01 1.39 64.84 Average: 1 25.47 0.00 1.78 3.89 1.46 67.40 Average: 2 21.79 0.00 1.38 1.49 1.68 73.66 Average: 3 23.84 0.00 1.45 1.20 1.21 72.30