---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5594 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.7G 11G 45% / 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 4207 0 3297 7206 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:66:f1:0a brd ff:ff:ff:ff:ff:ff inet 10.32.7.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85990sec preferred_lft 85990sec inet6 fe80::f816:3eff:fe66:f10a/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-5594) 07/11/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 119.79 54.31 65.48 3565.28 17076.01 22:40:01 60.21 5.66 54.55 178.82 9633.21 22:41:01 78.96 24.36 54.60 1484.17 36163.01 22:42:01 10.33 1.35 8.98 27.86 343.41 22:43:01 32.11 0.95 31.16 59.98 7267.44 22:44:01 34.03 1.82 32.21 131.18 5588.80 Average: 55.90 14.77 41.13 910.05 12687.88 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5989544 7415812 2177868 26.67 37108 1569368 704552 7.64 582152 1430252 90900 22:40:01 5780924 7493516 2386488 29.22 56912 1817556 605264 6.57 506156 1679296 147720 22:41:01 4613940 7304900 3553472 43.51 59568 2779508 775836 8.42 719068 2605116 1780 22:42:01 4588228 7287452 3579184 43.82 61404 2784636 802016 8.70 738816 2608676 1744 22:43:01 4263824 7179916 3903588 47.79 64448 2993432 873280 9.48 849188 2811920 3928 22:44:01 4333540 7403180 3833872 46.94 68324 3139636 659208 7.15 646248 2938672 25948 Average: 4928333 7347463 3239079 39.66 57961 2514023 736693 7.99 673605 2345655 45337 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:02 ens3 378.54 214.09 1460.10 64.77 0.00 0.00 0.00 0.00 22:40:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 22:40:01 ens3 44.82 33.30 391.90 4.90 0.00 0.00 0.00 0.00 22:41:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:41:01 ens3 557.98 326.76 15375.93 35.51 0.00 0.00 0.00 0.00 22:42:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 22:42:01 ens3 61.41 81.97 74.18 17.49 0.00 0.00 0.00 0.00 22:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 511.80 415.43 3477.02 52.80 0.00 0.00 0.00 0.00 22:44:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 22:44:01 ens3 140.29 151.71 678.42 41.51 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 283.16 204.36 3585.33 36.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5594) 07/11/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 20.79 0.00 1.63 4.86 4.06 68.65 22:39:02 0 33.44 0.00 1.96 1.50 3.93 59.17 22:39:02 1 8.98 0.00 1.05 5.47 4.35 80.15 22:39:02 2 24.04 0.00 1.92 8.55 4.45 61.04 22:39:02 3 16.85 0.00 1.63 3.88 3.51 74.14 22:40:01 all 19.42 0.00 1.13 2.67 2.42 74.36 22:40:01 0 45.42 0.00 2.00 0.67 3.11 48.80 22:40:01 1 19.67 0.00 1.13 1.13 2.17 75.91 22:40:01 2 11.55 0.00 1.31 8.80 1.89 76.44 22:40:01 3 1.28 0.00 0.12 0.08 2.52 96.00 22:41:01 all 13.23 0.00 1.36 2.28 4.25 78.88 22:41:01 0 7.79 0.00 0.28 0.54 2.13 89.26 22:41:01 1 14.37 0.00 2.50 1.98 4.41 76.74 22:41:01 2 12.48 0.00 1.49 1.85 4.91 79.26 22:41:01 3 18.23 0.00 1.20 4.72 5.48 70.36 22:42:01 all 5.06 0.00 0.37 0.14 2.00 92.42 22:42:01 0 1.28 0.00 0.23 0.00 0.85 97.65 22:42:01 1 3.72 0.00 0.21 0.12 1.55 94.40 22:42:01 2 8.01 0.00 0.25 0.31 1.94 89.49 22:42:01 3 7.21 0.00 0.75 0.15 3.66 88.22 22:43:01 all 9.69 0.00 1.18 0.38 3.38 85.37 22:43:01 0 6.56 0.00 0.77 0.02 2.87 89.79 22:43:01 1 8.77 0.00 1.29 0.07 2.91 86.96 22:43:01 2 9.27 0.00 0.88 0.72 2.46 86.67 22:43:01 3 14.11 0.00 1.77 0.70 5.29 78.15 22:44:01 all 20.12 0.00 1.19 1.10 2.82 74.77 22:44:01 0 27.10 0.00 1.10 0.41 2.57 68.82 22:44:01 1 11.17 0.00 1.22 0.35 2.93 84.34 22:44:01 2 28.40 0.00 1.23 1.50 3.02 65.85 22:44:01 3 13.89 0.00 1.18 2.12 2.75 80.06 Average: all 14.70 0.00 1.15 1.90 3.16 79.08 Average: 0 20.17 0.00 1.05 0.52 2.58 75.67 Average: 1 11.08 0.00 1.24 1.53 3.06 83.09 Average: 2 15.64 0.00 1.18 3.61 3.12 76.44 Average: 3 11.96 0.00 1.11 1.94 3.88 81.11