---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10080 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 471 4074 0 3430 7205 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:e7:d0:89 brd ff:ff:ff:ff:ff:ff inet 10.32.7.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:fee7:d089/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10080) 09/05/26 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 149.82 67.39 82.42 4290.04 40829.21 20:25:01 56.01 0.42 55.59 49.59 9957.94 20:26:01 85.79 29.71 56.07 1635.33 40694.15 20:27:01 8.67 0.02 8.65 0.13 316.21 20:28:01 33.24 7.37 25.88 633.23 3600.60 20:29:01 8.65 3.13 5.51 97.70 283.11 20:30:01 10.10 0.20 9.89 3.25 907.90 20:31:01 37.61 4.13 33.48 172.90 6870.99 Average: 48.82 14.08 34.74 862.10 12957.68 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5984284 7406720 2183136 26.73 36712 1565828 705648 7.66 591612 1427848 83416 20:25:01 5746060 7492636 2421360 29.65 56868 1851156 611336 6.63 511628 1707568 171404 20:26:01 4410440 7252404 3756980 46.00 59876 2927864 824004 8.94 772320 2750916 1588 20:27:01 4390104 7239196 3777316 46.25 61728 2932244 824004 8.94 786572 2754600 2116 20:28:01 3317124 6290264 4850296 59.39 64528 3049664 1737456 18.85 1758152 2844192 6916 20:29:01 3026904 6003592 5140516 62.94 64624 3052776 2000576 21.71 2054640 2834884 64 20:30:01 3562616 6570476 4604804 56.38 66044 3081520 1444096 15.67 1499300 2854832 6436 20:31:01 4153816 7358188 4013604 49.14 69996 3269092 706364 7.66 781740 2976044 25944 Average: 4323918 6951684 3843502 47.06 60047 2716268 1106686 12.01 1094496 2518860 37236 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 447.95 239.82 1515.98 65.31 0.00 0.00 0.00 0.00 20:24:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 20:25:01 ens3 49.11 46.61 705.73 5.57 0.00 0.00 0.00 0.00 20:25:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:26:01 ens3 738.13 475.85 17084.08 54.29 0.00 0.00 0.00 0.00 20:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:27:01 ens3 59.02 79.29 63.82 14.97 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 189.92 224.81 1576.30 40.82 0.00 0.00 0.00 0.00 20:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:29:01 ens3 1.85 1.82 0.43 0.46 0.00 0.00 0.00 0.00 20:29:01 lo 10.86 10.86 4.05 4.05 0.00 0.00 0.00 0.00 20:30:01 ens3 67.62 77.96 403.35 17.27 0.00 0.00 0.00 0.00 20:30:01 lo 19.23 19.23 4.02 4.02 0.00 0.00 0.00 0.00 20:31:01 ens3 114.31 131.68 689.21 36.47 0.00 0.00 0.00 0.00 20:31:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 208.78 159.90 2759.64 29.42 0.00 0.00 0.00 0.00 Average: lo 4.26 4.26 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10080) 09/05/26 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 22.44 0.00 2.79 4.26 1.16 69.35 20:24:01 0 11.79 0.00 1.13 4.67 1.00 81.41 20:24:01 1 10.48 0.00 4.71 3.59 0.97 80.25 20:24:01 2 34.35 0.00 3.11 6.35 1.47 54.72 20:24:01 3 33.19 0.00 2.17 2.43 1.20 61.01 20:25:01 all 20.36 0.00 1.37 1.46 0.84 75.97 20:25:01 0 9.56 0.00 1.32 4.58 0.63 83.91 20:25:01 1 51.45 0.00 2.51 0.27 1.76 44.02 20:25:01 2 18.20 0.00 1.47 1.02 0.83 78.48 20:25:01 3 2.12 0.00 0.22 0.00 0.13 97.53 20:26:01 all 15.83 0.00 1.52 2.05 1.10 79.50 20:26:01 0 15.86 0.00 1.56 2.10 0.92 79.56 20:26:01 1 14.24 0.00 1.28 0.57 0.95 82.97 20:26:01 2 17.78 0.00 1.19 3.79 1.58 75.67 20:26:01 3 15.48 0.00 2.06 1.77 0.94 79.76 20:27:01 all 4.56 0.00 0.33 0.02 0.20 94.89 20:27:01 0 4.46 0.00 0.23 0.08 0.12 95.12 20:27:01 1 6.97 0.00 0.30 0.00 0.28 92.44 20:27:01 2 5.22 0.00 0.70 0.00 0.37 93.71 20:27:01 3 1.58 0.00 0.10 0.00 0.07 98.25 20:28:01 all 30.85 0.00 1.32 0.57 1.95 65.31 20:28:01 0 29.81 0.00 1.27 0.92 1.95 66.06 20:28:01 1 31.84 0.00 0.88 0.25 1.75 65.28 20:28:01 2 36.48 0.00 1.84 0.25 2.26 59.17 20:28:01 3 25.25 0.00 1.32 0.85 1.80 70.78 20:29:01 all 17.65 0.00 0.64 0.10 1.12 80.49 20:29:01 0 17.82 0.00 0.55 0.12 1.00 80.51 20:29:01 1 16.90 0.00 0.65 0.13 1.15 81.17 20:29:01 2 18.23 0.00 0.73 0.05 1.22 79.77 20:29:01 3 17.65 0.00 0.62 0.08 1.12 80.53 20:30:01 all 7.66 0.00 0.63 0.03 0.61 91.07 20:30:01 0 6.23 0.00 0.46 0.00 0.44 92.87 20:30:01 1 8.21 0.00 0.88 0.00 0.59 90.31 20:30:01 2 6.48 0.00 0.75 0.07 0.70 92.01 20:30:01 3 9.73 0.00 0.47 0.07 0.68 89.05 20:31:01 all 24.47 0.00 1.54 0.78 1.41 71.80 20:31:01 0 38.00 0.00 1.13 0.70 1.55 58.62 20:31:01 1 16.34 0.00 1.73 0.13 1.00 80.80 20:31:01 2 16.53 0.00 1.62 0.12 1.88 79.86 20:31:01 3 27.07 0.00 1.65 2.22 1.22 67.85 Average: all 18.00 0.00 1.27 1.16 1.05 78.52 Average: 0 16.70 0.00 0.96 1.65 0.95 79.75 Average: 1 19.59 0.00 1.62 0.62 1.06 77.11 Average: 2 19.19 0.00 1.43 1.45 1.29 76.64 Average: 3 16.52 0.00 1.08 0.93 0.89 80.58