---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11147 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 7.8G 12G 41% / 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 464 5131 0 2379 7227 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:11:f3:6c brd ff:ff:ff:ff:ff:ff inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe11:f36c/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-11147) 12/06/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 132.18 54.57 77.60 3580.60 39223.35 22:40:01 83.85 30.27 53.58 1685.82 9598.78 22:41:01 30.03 0.17 29.86 2.40 6008.47 22:42:01 9.83 0.00 9.83 0.00 391.67 22:43:01 48.27 2.13 46.13 115.03 8869.18 22:44:01 27.24 0.70 26.54 77.83 4762.15 Average: 55.15 14.60 40.56 908.05 11480.38 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5956520 7384888 2210900 27.07 37660 1570228 725380 7.87 616192 1430208 92556 22:40:01 5580904 7279544 2586516 31.67 56920 1805560 839152 9.11 736604 1653680 102856 22:41:01 5513724 7285500 2653696 32.49 58864 1875028 804940 8.73 731420 1721956 1484 22:42:01 5495808 7275268 2671612 32.71 60828 1879748 804940 8.73 743940 1725756 932 22:43:01 5229656 7368380 2937764 35.97 65856 2226720 721744 7.83 688560 2033568 115392 22:44:01 5224172 7369172 2943248 36.04 68044 2230352 718788 7.80 693976 2032404 11792 Average: 5500131 7327125 2667289 32.66 58029 1931273 769157 8.35 701782 1766262 54169 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 ens3 474.82 273.87 1424.34 68.90 0.00 0.00 0.00 0.00 22:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:40:01 ens3 67.38 51.03 435.53 14.00 0.00 0.00 0.00 0.00 22:40:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 22:41:01 ens3 88.80 97.40 1149.38 13.92 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 59.66 85.62 67.58 13.80 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 588.30 545.55 4079.83 71.81 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:44:01 ens3 19.31 15.23 15.66 6.19 0.00 0.00 0.00 0.00 22:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.79 178.47 1197.52 31.48 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11147) 12/06/25 _x86_64_ (4 CPU) 22:37:52 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 22.29 0.00 1.75 3.82 1.28 70.86 22:39:02 0 51.77 0.00 2.60 1.35 1.95 42.33 22:39:02 1 13.13 0.00 1.03 6.42 1.10 78.32 22:39:02 2 13.96 0.00 1.59 3.24 0.85 80.36 22:39:02 3 10.23 0.00 1.79 4.27 1.24 82.47 22:40:01 all 22.96 0.00 1.44 1.93 1.16 72.51 22:40:01 0 9.09 0.00 0.44 0.85 0.90 88.73 22:40:01 1 13.80 0.00 1.52 5.52 0.81 78.35 22:40:01 2 46.97 0.00 2.97 0.78 1.76 47.53 22:40:01 3 22.07 0.00 0.86 0.56 1.17 75.35 22:41:01 all 8.17 0.00 0.44 0.50 0.38 90.51 22:41:01 0 6.58 0.00 0.17 1.48 0.32 91.45 22:41:01 1 7.79 0.00 0.68 0.48 0.25 90.79 22:41:01 2 8.67 0.00 0.25 0.00 0.38 90.70 22:41:01 3 9.63 0.00 0.67 0.07 0.57 89.07 22:42:01 all 3.59 0.00 0.28 0.02 0.15 95.97 22:42:01 0 0.13 0.00 0.02 0.00 0.03 99.82 22:42:01 1 4.87 0.00 0.17 0.00 0.17 94.79 22:42:01 2 2.80 0.00 0.27 0.00 0.12 96.81 22:42:01 3 6.54 0.00 0.67 0.07 0.25 92.47 22:43:01 all 19.95 0.00 1.38 0.74 0.85 77.08 22:43:01 0 14.95 0.00 0.92 0.67 0.55 82.92 22:43:01 1 27.28 0.00 1.31 0.20 0.97 70.24 22:43:01 2 25.24 0.00 1.33 0.67 1.08 71.68 22:43:01 3 12.30 0.00 1.93 1.47 0.80 83.50 22:44:01 all 21.07 0.00 0.92 0.77 0.72 76.52 22:44:01 0 0.65 0.00 0.30 0.18 0.12 98.75 22:44:01 1 2.20 0.00 0.43 0.02 0.22 97.13 22:44:01 2 58.64 0.00 2.10 1.40 1.67 36.20 22:44:01 3 22.78 0.00 0.90 1.45 0.88 73.99 Average: all 16.32 0.00 1.03 1.30 0.76 80.59 Average: 0 13.88 0.00 0.74 0.75 0.64 83.98 Average: 1 11.50 0.00 0.86 2.11 0.59 84.95 Average: 2 25.99 0.00 1.41 1.01 0.98 70.61 Average: 3 13.91 0.00 1.13 1.32 0.82 82.82