---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4998 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 7.7G 12G 40% / 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 468 5249 0 2258 7223 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:cd:e4:00 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fecd:e400/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4998) 07/04/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 165.84 85.20 80.64 4945.58 40351.02 14:57:01 53.81 0.19 53.63 22.37 9035.31 14:58:01 111.13 38.61 72.52 2190.97 10214.43 14:59:01 27.55 4.66 22.89 160.32 5427.82 15:00:01 18.54 0.05 18.49 1.33 837.85 Average: 75.44 25.83 49.62 1468.75 13186.05 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6043800 7436856 2123620 26.00 36504 1537248 691728 7.51 563672 1399356 68700 14:57:01 5677148 7388832 2490272 30.49 57268 1816448 709644 7.70 613368 1678284 180152 14:58:01 5280616 7168284 2886804 35.35 65708 1977796 901132 9.78 911836 1762360 4508 14:59:01 5410884 7430688 2756536 33.75 68512 2104812 655564 7.11 713176 1826536 10268 15:00:01 5337968 7360120 2829452 34.64 70196 2105004 734132 7.97 786596 1825192 10896 Average: 5550083 7356956 2617337 32.05 59638 1908262 738440 8.01 717730 1698346 54905 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 410.63 229.93 1247.51 64.18 0.00 0.00 0.00 0.00 14:56:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 59.56 47.59 674.58 5.43 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 316.68 352.34 1525.89 64.21 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 137.53 130.77 286.05 624.16 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 15:00:01 ens3 9.86 10.38 8.39 4.91 0.00 0.00 0.00 0.00 15:00:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 187.26 154.55 748.67 153.09 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4998) 07/04/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.77 0.00 2.87 4.82 1.28 69.26 14:56:02 0 12.71 0.00 4.92 8.84 1.07 72.46 14:56:02 1 12.12 0.00 1.70 2.58 1.03 82.56 14:56:02 2 11.88 0.00 1.85 4.25 1.17 80.86 14:56:02 3 50.35 0.00 3.02 3.60 1.89 41.14 14:57:01 all 21.17 0.00 1.26 1.54 0.83 75.20 14:57:01 0 28.11 0.00 1.53 3.08 0.93 66.34 14:57:01 1 15.99 0.00 1.01 2.80 0.81 79.38 14:57:01 2 16.05 0.00 0.93 0.12 0.73 82.17 14:57:01 3 24.55 0.00 1.53 0.19 0.86 72.88 14:58:01 all 45.12 0.00 2.46 2.10 2.95 47.37 14:58:01 0 44.39 0.00 1.89 1.79 2.61 49.33 14:58:01 1 45.90 0.00 2.88 1.52 3.01 46.69 14:58:01 2 41.54 0.00 1.99 3.45 2.77 50.24 14:58:01 3 48.68 0.00 3.08 1.61 3.38 43.25 14:59:01 all 19.22 0.00 1.11 0.75 1.10 77.81 14:59:01 0 28.89 0.00 1.38 1.71 1.56 66.47 14:59:01 1 4.53 0.00 0.62 0.20 0.45 94.20 14:59:01 2 33.06 0.00 1.23 0.67 1.23 63.81 14:59:01 3 10.44 0.00 1.23 0.43 1.17 86.73 15:00:01 all 18.21 0.00 0.78 0.96 1.22 78.84 15:00:01 0 0.65 0.00 0.35 2.32 0.60 96.08 15:00:01 1 4.94 0.00 0.53 0.03 0.55 93.95 15:00:01 2 62.38 0.00 1.75 0.50 2.30 33.08 15:00:01 3 5.03 0.00 0.46 0.99 1.47 92.05 Average: all 25.09 0.00 1.69 2.03 1.48 69.70 Average: 0 22.91 0.00 2.01 3.55 1.35 70.18 Average: 1 16.67 0.00 1.35 1.42 1.17 79.39 Average: 2 33.05 0.00 1.55 1.80 1.64 61.95 Average: 3 27.72 0.00 1.86 1.36 1.75 67.30