---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11173 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 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 634 1018 0 2290 3043 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:fc:b3:64 brd ff:ff:ff:ff:ff:ff inet 10.32.7.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fefc:b364/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11173) 11/23/24 _x86_64_ (4 CPU) 23:17:44 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 125.19 36.97 88.22 1696.23 6553.55 23:20:01 76.85 29.18 47.67 1625.47 9409.20 23:21:01 10.03 0.00 10.03 0.00 435.32 23:22:01 45.90 10.62 35.28 722.93 3154.00 23:23:01 44.00 6.90 37.10 258.18 8656.31 Average: 60.39 16.73 43.66 860.52 5641.59 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1706120 3337272 2332524 57.76 52960 1730856 619852 12.18 588140 1564188 189616 23:20:01 1489924 3241268 2548720 63.11 57824 1841376 726468 14.28 692640 1665800 1088 23:21:01 1356968 3115624 2681676 66.40 59636 1845764 848776 16.68 820600 1668888 20 23:22:01 1124108 2997328 2914536 72.17 63268 1952332 925068 18.18 993932 1716660 3084 23:23:01 1020876 3092632 3017768 74.72 67200 2143440 799636 15.72 1009708 1798904 16976 Average: 1339599 3156825 2699045 66.83 60178 1902754 783960 15.41 821004 1682888 42157 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 119.84 97.63 995.41 26.44 0.00 0.00 0.00 0.00 23:19:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:20:01 ens3 127.68 132.00 761.31 22.20 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 89.15 130.94 75.02 20.18 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 219.60 248.30 1353.80 44.63 0.00 0.00 0.00 0.00 23:22:01 lo 118.75 118.75 36.22 36.22 0.00 0.00 0.00 0.00 23:23:01 ens3 504.18 372.94 1427.58 167.16 0.00 0.00 0.00 0.00 23:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 212.10 196.36 922.61 56.12 0.00 0.00 0.00 0.00 Average: lo 24.29 24.29 7.29 7.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11173) 11/23/24 _x86_64_ (4 CPU) 23:17:44 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 19.06 0.00 1.37 3.87 0.05 75.64 23:19:01 0 11.03 0.00 0.95 0.12 0.03 87.87 23:19:01 1 1.69 0.00 0.55 6.65 0.07 91.04 23:19:01 2 35.13 0.00 1.82 4.02 0.07 58.96 23:19:01 3 28.42 0.00 2.15 4.68 0.07 64.69 23:20:01 all 11.81 0.00 0.60 1.16 0.05 86.39 23:20:01 0 11.30 0.00 0.43 0.50 0.05 87.72 23:20:01 1 14.70 0.00 0.47 0.95 0.03 83.85 23:20:01 2 10.81 0.00 0.85 2.70 0.05 85.59 23:20:01 3 10.41 0.00 0.63 0.52 0.05 88.39 23:21:01 all 5.07 0.00 0.27 0.09 0.03 94.54 23:21:01 0 7.32 0.00 0.40 0.00 0.03 92.25 23:21:01 1 6.03 0.00 0.12 0.07 0.03 93.76 23:21:01 2 4.21 0.00 0.32 0.28 0.03 95.16 23:21:01 3 2.69 0.00 0.27 0.00 0.03 97.01 23:22:01 all 36.35 0.00 1.22 0.39 0.08 61.97 23:22:01 0 35.11 0.00 1.68 0.58 0.07 62.56 23:22:01 1 38.14 0.00 0.86 0.02 0.07 60.91 23:22:01 2 34.98 0.00 1.22 0.94 0.07 62.79 23:22:01 3 37.17 0.00 1.09 0.03 0.07 61.65 23:23:01 all 29.29 0.00 1.08 0.76 0.05 68.82 23:23:01 0 21.01 0.00 0.78 0.05 0.05 78.10 23:23:01 1 38.20 0.00 1.17 0.70 0.07 59.86 23:23:01 2 36.17 0.00 1.03 2.12 0.07 60.61 23:23:01 3 21.81 0.00 1.32 0.17 0.05 76.65 Average: all 20.31 0.00 0.91 1.25 0.05 77.48 Average: 0 17.16 0.00 0.85 0.25 0.05 81.70 Average: 1 19.73 0.00 0.63 1.67 0.05 77.92 Average: 2 24.26 0.00 1.05 2.01 0.06 72.62 Average: 3 20.10 0.00 1.09 1.08 0.05 77.67