---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12283 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 8.8G 11G 46% / 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 466 3987 0 3521 7210 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:3b:60:7b brd ff:ff:ff:ff:ff:ff inet 10.32.6.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85962sec preferred_lft 85962sec inet6 fe80::f816:3eff:fe3b:607b/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-12283) 09/12/26 _x86_64_ (4 CPU) 22:30:16 LINUX RESTART (4 CPU) 22:31:01 tps rtps wtps bread/s bwrtn/s 22:32:01 90.90 30.01 60.90 1683.44 10408.41 22:33:01 59.47 0.17 59.31 2.40 43561.67 22:34:02 8.85 0.02 8.83 0.13 334.74 22:35:01 42.42 10.64 31.77 742.92 3732.11 22:36:01 1.78 0.03 1.75 0.27 74.79 22:37:01 41.73 4.30 37.43 175.78 5323.34 Average: 40.86 7.52 33.34 433.32 10591.26 22:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:32:01 5460628 7284812 2706784 33.14 58496 1926244 837804 9.09 751440 1750932 202988 22:33:01 4337752 7275224 3829660 46.89 60476 3021460 786684 8.54 748976 2843948 1912 22:34:02 4324920 7269136 3842492 47.05 62388 3025388 786684 8.54 756312 2847184 1248 22:35:01 3076776 6146212 5090636 62.33 64580 3144624 1856104 20.14 1911056 2926720 1472 22:36:01 3042088 6111488 5125324 62.75 64664 3144624 1872072 20.31 1947704 2924328 48 22:37:01 4083540 7380208 4083872 50.00 69840 3360120 697324 7.57 759572 3067064 94796 Average: 4054284 6911180 4113128 50.36 63407 2937077 1139445 12.36 1145843 2726696 50411 22:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:32:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 22:32:01 ens3 115.26 99.85 1165.93 18.43 0.00 0.00 0.00 0.00 22:33:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:33:01 ens3 713.71 438.74 18370.10 41.10 0.00 0.00 0.00 0.00 22:34:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:34:02 ens3 49.46 71.29 51.13 13.95 0.00 0.00 0.00 0.00 22:35:01 lo 5.42 5.42 2.18 2.18 0.00 0.00 0.00 0.00 22:35:01 ens3 205.83 229.66 1610.47 40.04 0.00 0.00 0.00 0.00 22:36:01 lo 14.06 14.06 3.52 3.52 0.00 0.00 0.00 0.00 22:36:01 ens3 7.22 4.83 1.70 1.55 0.00 0.00 0.00 0.00 22:37:01 lo 10.91 10.91 2.38 2.38 0.00 0.00 0.00 0.00 22:37:01 ens3 206.08 217.67 1081.65 48.92 0.00 0.00 0.00 0.00 Average: lo 5.43 5.43 1.38 1.38 0.00 0.00 0.00 0.00 Average: ens3 216.29 176.86 3719.14 27.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12283) 09/12/26 _x86_64_ (4 CPU) 22:30:16 LINUX RESTART (4 CPU) 22:31:01 CPU %user %nice %system %iowait %steal %idle 22:32:01 all 19.12 0.00 1.12 2.08 0.07 77.62 22:32:01 0 14.97 0.00 0.98 4.91 0.07 79.07 22:32:01 1 9.72 0.00 0.79 0.08 0.08 89.32 22:32:01 2 42.78 0.00 1.94 0.30 0.08 54.89 22:32:01 3 8.98 0.00 0.80 2.99 0.03 87.20 22:33:01 all 9.00 0.00 0.96 1.43 0.05 88.57 22:33:01 0 8.80 0.00 0.92 0.38 0.05 89.85 22:33:01 1 4.86 0.00 0.41 0.08 0.03 94.61 22:33:01 2 10.99 0.00 1.96 2.43 0.08 84.53 22:33:01 3 11.41 0.00 0.53 2.85 0.05 85.15 22:34:02 all 3.55 0.00 0.19 0.02 0.03 96.20 22:34:02 0 6.03 0.00 0.48 0.08 0.03 93.37 22:34:02 1 2.56 0.00 0.03 0.00 0.02 97.39 22:34:02 2 2.24 0.00 0.18 0.00 0.05 97.53 22:34:02 3 3.37 0.00 0.08 0.02 0.03 96.50 22:35:01 all 30.14 0.00 1.18 0.60 0.08 68.00 22:35:01 0 31.93 0.00 0.94 0.14 0.07 66.93 22:35:01 1 29.68 0.00 0.83 0.12 0.07 69.30 22:35:01 2 32.51 0.00 1.62 1.56 0.09 64.23 22:35:01 3 26.49 0.00 1.29 0.58 0.09 71.56 22:36:01 all 2.96 0.00 0.35 0.02 0.04 96.63 22:36:01 0 3.73 0.00 0.33 0.00 0.03 95.90 22:36:01 1 2.95 0.00 0.30 0.00 0.03 96.72 22:36:01 2 2.79 0.00 0.32 0.08 0.03 96.78 22:36:01 3 2.40 0.00 0.45 0.00 0.05 97.10 22:37:01 all 19.59 0.00 1.30 0.54 0.07 78.50 22:37:01 0 32.49 0.00 1.35 0.07 0.07 66.02 22:37:01 1 18.09 0.00 1.00 0.07 0.07 80.78 22:37:01 2 9.29 0.00 1.34 2.01 0.07 87.29 22:37:01 3 18.41 0.00 1.54 0.05 0.07 79.94 Average: all 14.00 0.00 0.85 0.78 0.06 84.31 Average: 0 16.28 0.00 0.83 0.93 0.05 81.91 Average: 1 11.22 0.00 0.56 0.06 0.05 88.11 Average: 2 16.73 0.00 1.22 1.06 0.07 80.92 Average: 3 11.79 0.00 0.78 1.08 0.05 86.29