---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4477 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 481 5045 0 2449 7207 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:fe:0c:64 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fefe:c64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4477) 06/27/26 _x86_64_ (4 CPU) 23:17:49 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 122.79 55.70 67.09 3587.87 5946.03 23:20:01 76.50 29.63 46.88 1630.26 9074.09 23:21:01 44.79 7.78 37.00 676.71 9266.78 23:22:01 14.95 3.53 11.41 126.91 3522.35 23:23:01 32.22 0.65 31.57 76.24 7921.09 Average: 58.25 19.46 38.79 1219.62 7146.12 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5867776 7384768 2299644 28.16 42092 1649932 713644 7.74 637580 1487148 156940 23:20:01 5570720 7344008 2596700 31.79 58592 1875136 758144 8.23 692476 1699972 156720 23:21:01 4634784 6634560 3532636 43.25 64036 2089444 1442516 15.65 1432420 1878860 95788 23:22:01 5190740 7398100 2976680 36.45 67896 2288224 665140 7.22 738292 2008804 198964 23:23:01 5232292 7442860 2935128 35.94 70208 2289016 634288 6.88 701292 2005136 9212 Average: 5299262 7240859 2868158 35.12 60565 2038350 842746 9.14 840412 1815984 123525 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 439.57 247.75 1457.86 75.93 0.00 0.00 0.00 0.00 23:19:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:20:01 ens3 70.19 57.99 533.39 9.53 0.00 0.00 0.00 0.00 23:20:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 23:21:01 ens3 223.58 206.13 3108.56 26.08 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 23:22:01 ens3 128.93 116.41 1252.63 18.81 0.00 0.00 0.00 0.00 23:22:01 lo 123.20 123.20 36.57 36.57 0.00 0.00 0.00 0.00 23:23:01 ens3 12.21 12.53 10.84 6.00 0.00 0.00 0.00 0.00 23:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 174.90 128.17 1272.68 27.27 0.00 0.00 0.00 0.00 Average: lo 25.30 25.30 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4477) 06/27/26 _x86_64_ (4 CPU) 23:17:49 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 24.94 0.00 2.00 3.58 0.99 68.48 23:19:01 0 21.30 0.00 2.38 5.45 1.02 69.85 23:19:01 1 20.73 0.00 1.63 2.20 1.00 74.43 23:19:01 2 22.05 0.00 1.91 5.85 0.85 69.34 23:19:01 3 35.68 0.00 2.07 0.83 1.12 60.30 23:20:01 all 22.61 0.00 1.38 1.87 0.78 73.37 23:20:01 0 21.93 0.00 0.93 0.77 0.72 75.65 23:20:01 1 11.93 0.00 0.75 0.30 0.42 86.61 23:20:01 2 11.36 0.00 1.34 4.03 0.60 82.67 23:20:01 3 45.22 0.00 2.50 2.37 1.37 48.54 23:21:01 all 33.15 0.00 1.42 1.17 2.13 62.14 23:21:01 0 34.06 0.00 1.18 0.28 1.88 62.59 23:21:01 1 30.82 0.00 1.62 0.70 2.02 64.85 23:21:01 2 28.25 0.00 1.42 0.95 2.15 67.23 23:21:01 3 39.47 0.00 1.42 2.77 2.43 53.92 23:22:01 all 42.08 0.00 1.78 0.25 2.76 53.13 23:22:01 0 44.61 0.00 2.37 0.32 2.57 50.13 23:22:01 1 35.60 0.00 2.05 0.26 2.71 59.37 23:22:01 2 41.98 0.00 1.51 0.22 2.78 53.50 23:22:01 3 46.17 0.00 1.23 0.17 2.98 49.45 23:23:01 all 21.01 0.00 1.12 0.93 0.70 76.24 23:23:01 0 5.77 0.00 0.73 1.22 0.27 92.01 23:23:01 1 25.12 0.00 1.38 2.08 0.90 70.51 23:23:01 2 2.80 0.00 0.37 0.02 0.23 96.58 23:23:01 3 50.34 0.00 1.97 0.42 1.42 45.85 Average: all 28.76 0.00 1.54 1.56 1.47 66.66 Average: 0 25.53 0.00 1.52 1.61 1.29 70.05 Average: 1 24.85 0.00 1.49 1.11 1.41 71.14 Average: 2 21.30 0.00 1.31 2.21 1.32 73.86 Average: 3 43.38 0.00 1.84 1.31 1.86 51.61