---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2092 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 7.9G 12G 42% / 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 463 5029 0 2482 7225 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:dd:8d:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fedd:8db1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2092) 11/07/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 161.26 57.42 103.83 3681.25 43310.13 03:50:01 93.80 18.96 74.84 846.66 16705.75 03:51:01 11.95 0.00 11.95 0.00 632.29 03:52:01 60.94 0.97 59.97 81.85 12556.44 Average: 81.99 19.34 62.65 1152.44 18301.15 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5881064 7455776 2286356 27.99 49204 1695828 640928 6.95 530732 1573692 197272 03:50:01 5354480 7229648 2812940 34.44 60324 1973392 888248 9.64 778332 1828396 5036 03:51:01 5244196 7208432 2923224 35.79 62740 2057596 904236 9.81 800160 1910548 80256 03:52:01 5150636 7397652 3016784 36.94 69008 2327808 679380 7.37 654420 2138832 29092 Average: 5407594 7322877 2759826 33.79 60319 2013656 778198 8.44 690911 1862867 77914 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 394.45 242.34 1823.42 66.64 0.00 0.00 0.00 0.00 03:49:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 172.87 149.09 2051.36 26.89 0.00 0.00 0.00 0.00 03:50:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 313.18 266.16 1388.76 33.57 0.00 0.00 0.00 0.00 03:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 365.87 338.81 2676.18 62.82 0.00 0.00 0.00 0.00 03:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 311.59 249.10 1984.93 47.48 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2092) 11/07/26 _x86_64_ (4 CPU) 03:47:55 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.40 0.00 2.43 4.85 0.07 71.25 03:49:01 0 12.80 0.00 1.58 1.66 0.05 83.92 03:49:01 1 27.37 0.00 4.05 4.98 0.07 63.53 03:49:01 2 9.39 0.00 1.12 1.09 0.05 88.35 03:49:01 3 36.06 0.00 2.98 11.68 0.08 49.20 03:50:01 all 16.91 0.00 1.03 1.79 0.05 80.22 03:50:01 0 17.29 0.00 1.21 2.72 0.07 78.72 03:50:01 1 9.30 0.00 0.48 0.88 0.03 89.29 03:50:01 2 33.69 0.00 1.52 1.18 0.08 63.52 03:50:01 3 7.31 0.00 0.87 2.39 0.03 89.39 03:51:01 all 5.38 0.00 0.32 0.03 0.03 94.24 03:51:01 0 8.97 0.00 0.39 0.00 0.03 90.61 03:51:01 1 4.83 0.00 0.20 0.00 0.02 94.96 03:51:01 2 5.93 0.00 0.43 0.00 0.02 93.61 03:51:01 3 1.81 0.00 0.27 0.12 0.03 97.77 03:52:01 all 21.39 0.00 1.45 1.24 0.06 75.86 03:52:01 0 28.45 0.00 1.17 0.18 0.07 70.12 03:52:01 1 12.11 0.00 1.28 2.23 0.05 84.32 03:52:01 2 28.24 0.00 1.91 0.70 0.08 69.06 03:52:01 3 16.80 0.00 1.45 1.85 0.05 79.84 Average: all 16.27 0.00 1.31 1.98 0.05 80.39 Average: 0 16.88 0.00 1.09 1.14 0.05 80.84 Average: 1 13.39 0.00 1.50 2.02 0.04 83.04 Average: 2 19.32 0.00 1.24 0.74 0.06 78.63 Average: 3 15.50 0.00 1.39 4.01 0.05 79.05