---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10035 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 483 5186 0 2306 7209 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:37:fb:49 brd ff:ff:ff:ff:ff:ff inet 10.32.6.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe37:fb49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10035) 09/05/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 156.31 82.62 73.69 4896.52 39543.69 12:49:01 52.19 0.27 51.92 22.53 8886.52 12:50:01 97.20 31.57 65.63 1756.48 11144.69 12:51:01 41.42 7.32 34.10 459.33 3510.67 12:52:01 21.93 1.95 19.98 110.90 4726.69 Average: 73.81 24.75 49.06 1449.15 13562.41 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6079780 7440984 2087632 25.56 33448 1509828 665340 7.22 553684 1372800 54820 12:49:01 5813464 7413896 2353948 28.82 51896 1718244 680984 7.39 588960 1579596 90324 12:50:01 5431740 7286844 2735672 33.49 61692 1951800 849380 9.22 759612 1767016 5772 12:51:01 5290840 7353700 2876572 35.22 67096 2149488 716812 7.78 780784 1877052 114068 12:52:01 5328016 7403852 2839396 34.76 69000 2160072 674816 7.32 747232 1871880 12228 Average: 5588768 7379855 2578644 31.57 56626 1897886 717466 7.79 686054 1693669 55442 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 255.24 150.31 1083.49 57.80 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 36.58 28.15 832.62 4.49 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 142.35 154.08 813.53 37.08 0.00 0.00 0.00 0.00 12:50:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 162.58 186.20 1199.84 40.92 0.00 0.00 0.00 0.00 12:51:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:52:01 ens3 53.13 64.65 27.75 617.47 0.00 0.00 0.00 0.00 12:52:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 129.97 116.67 791.41 151.57 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10035) 09/05/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.70 0.00 2.92 6.80 6.16 64.42 12:48:01 0 13.61 0.00 4.89 7.25 5.23 69.01 12:48:01 1 31.76 0.00 2.40 5.59 6.23 54.01 12:48:01 2 18.11 0.00 2.02 5.47 5.99 68.41 12:48:01 3 15.39 0.00 2.42 8.87 7.15 66.17 12:49:01 all 18.22 0.00 0.89 2.79 2.56 75.54 12:49:01 0 20.48 0.00 0.43 0.41 1.81 76.86 12:49:01 1 5.33 0.00 0.55 0.46 2.89 90.77 12:49:01 2 17.00 0.00 0.90 9.53 2.70 69.87 12:49:01 3 30.21 0.00 1.68 0.74 2.86 64.51 12:50:01 all 26.32 0.00 1.93 3.11 6.99 61.64 12:50:01 0 26.33 0.00 1.98 3.10 6.92 61.68 12:50:01 1 16.24 0.00 1.64 4.22 5.41 72.48 12:50:01 2 39.25 0.00 2.74 1.71 8.29 48.01 12:50:01 3 23.45 0.00 1.35 3.43 7.33 64.44 12:51:01 all 29.72 0.00 1.42 1.20 7.18 60.49 12:51:01 0 24.30 0.00 1.15 0.21 6.48 67.86 12:51:01 1 38.25 0.00 1.72 2.83 7.82 49.38 12:51:01 2 26.03 0.00 1.04 0.75 6.73 65.44 12:51:01 3 30.21 0.00 1.79 0.99 7.67 59.34 12:52:01 all 18.62 0.00 1.04 1.24 2.81 76.29 12:52:01 0 7.77 0.00 0.71 0.07 2.23 89.22 12:52:01 1 15.36 0.00 1.52 3.79 2.47 76.85 12:52:01 2 18.18 0.00 0.67 0.77 3.06 77.32 12:52:01 3 33.15 0.00 1.27 0.31 3.47 61.80 Average: all 22.53 0.00 1.65 3.03 5.15 67.63 Average: 0 18.51 0.00 1.84 2.22 4.55 72.88 Average: 1 21.41 0.00 1.57 3.38 4.97 68.68 Average: 2 23.75 0.00 1.48 3.64 5.37 65.76 Average: 3 26.43 0.00 1.70 2.89 5.71 63.26