---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3008 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: 2799.998 BogoMIPS: 5599.99 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 439 1185 0 2319 3239 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:73:aa:08 brd ff:ff:ff:ff:ff:ff inet 10.32.6.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fe73:aa08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3008) 06/08/24 _x86_64_ (4 CPU) 21:23:50 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 137.26 61.84 75.42 4393.13 7119.08 21:26:01 88.82 29.52 59.30 1650.43 10504.66 21:27:01 10.15 0.02 10.13 0.13 443.53 21:28:01 40.34 10.48 29.86 731.61 3632.06 21:29:01 6.60 0.10 6.50 3.07 289.95 21:30:01 26.26 3.82 22.45 111.18 2438.93 Average: 51.47 17.60 33.87 1146.86 4053.45 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 1808648 3371680 2230004 55.22 48900 1669912 597756 11.75 546644 1509828 145240 21:26:01 1481104 3227208 2557548 63.33 57536 1836452 724184 14.24 710276 1660540 5024 21:27:01 1458616 3211664 2580036 63.88 59288 1840828 736096 14.47 726752 1664164 1744 21:28:01 512716 2393400 3525936 87.30 62248 1961588 1476932 29.03 1579912 1745380 7160 21:29:01 470292 2351228 3568360 88.36 62356 1961660 1515396 29.79 1624400 1742500 228 21:30:01 1258212 3352380 2780440 68.85 65676 2166304 580952 11.42 711536 1861196 140748 Average: 1164931 2984593 2873721 71.16 59334 1906124 938553 18.45 983253 1697268 50024 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 ens3 350.07 233.24 1425.22 67.04 0.00 0.00 0.00 0.00 21:25:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 21:26:01 ens3 137.69 132.32 798.26 25.87 0.00 0.00 0.00 0.00 21:26:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 21:27:01 ens3 57.16 82.70 63.57 13.47 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 234.69 285.75 1598.99 40.21 0.00 0.00 0.00 0.00 21:28:01 lo 0.82 0.82 0.39 0.39 0.00 0.00 0.00 0.00 21:29:01 ens3 1.88 1.73 0.42 0.49 0.00 0.00 0.00 0.00 21:29:01 lo 12.61 12.61 4.09 4.09 0.00 0.00 0.00 0.00 21:30:01 ens3 245.71 258.72 1115.13 50.03 0.00 0.00 0.00 0.00 21:30:01 lo 16.50 16.50 3.46 3.46 0.00 0.00 0.00 0.00 Average: ens3 171.29 165.84 833.70 32.87 0.00 0.00 0.00 0.00 Average: lo 5.47 5.47 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3008) 06/08/24 _x86_64_ (4 CPU) 21:23:50 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 21.87 0.00 1.72 4.06 0.05 72.30 21:25:02 0 18.86 0.00 1.63 1.02 0.03 78.46 21:25:02 1 27.65 0.00 1.94 5.27 0.05 65.09 21:25:02 2 9.38 0.00 0.89 1.65 0.05 88.03 21:25:02 3 31.79 0.00 2.41 8.38 0.08 57.34 21:26:01 all 15.30 0.00 0.78 1.85 0.05 82.01 21:26:01 0 18.46 0.00 0.95 2.07 0.05 78.47 21:26:01 1 20.22 0.00 1.03 0.27 0.03 78.44 21:26:01 2 11.83 0.00 0.51 1.09 0.05 86.52 21:26:01 3 10.66 0.00 0.68 3.98 0.07 84.61 21:27:01 all 4.04 0.00 0.21 0.05 0.03 95.66 21:27:01 0 6.90 0.00 0.18 0.00 0.05 92.87 21:27:01 1 3.97 0.00 0.23 0.00 0.03 95.77 21:27:01 2 2.92 0.00 0.20 0.00 0.02 96.86 21:27:01 3 2.40 0.00 0.20 0.23 0.02 97.15 21:28:01 all 25.94 0.00 0.98 0.53 0.05 72.50 21:28:01 0 25.17 0.00 0.80 0.25 0.07 73.71 21:28:01 1 26.23 0.00 0.89 0.52 0.05 72.31 21:28:01 2 24.85 0.00 0.83 0.28 0.05 73.98 21:28:01 3 27.51 0.00 1.37 1.04 0.07 70.02 21:29:01 all 3.07 0.00 0.26 0.17 0.02 96.48 21:29:01 0 2.73 0.00 0.17 0.00 0.02 97.08 21:29:01 1 3.16 0.00 0.27 0.05 0.02 96.51 21:29:01 2 3.25 0.00 0.33 0.00 0.03 96.38 21:29:01 3 3.15 0.00 0.28 0.62 0.02 95.93 21:30:01 all 13.02 0.00 0.92 0.12 0.05 85.90 21:30:01 0 13.67 0.00 0.85 0.03 0.05 85.39 21:30:01 1 10.63 0.00 1.10 0.25 0.05 87.96 21:30:01 2 15.03 0.00 0.94 0.05 0.05 83.93 21:30:01 3 12.70 0.00 0.80 0.17 0.05 86.28 Average: all 13.87 0.00 0.81 1.13 0.04 84.14 Average: 0 14.29 0.00 0.77 0.56 0.04 84.34 Average: 1 15.29 0.00 0.91 1.06 0.04 82.70 Average: 2 11.21 0.00 0.62 0.51 0.04 87.62 Average: 3 14.71 0.00 0.96 2.39 0.05 81.89