---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6733 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 7.8G 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 5061 0 2450 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:fb:e8:15 brd ff:ff:ff:ff:ff:ff inet 10.32.6.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fefb:e815/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6733) 07/25/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 166.67 85.25 81.42 4948.11 40310.36 23:20:01 53.09 0.18 52.91 21.99 9244.84 23:21:01 71.07 30.29 40.78 1647.86 10632.09 23:22:01 18.82 10.03 8.80 773.21 3538.63 23:23:01 23.78 1.52 22.27 102.40 7174.80 Average: 66.69 25.45 41.23 1498.61 14179.34 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 6032128 7426956 2135292 26.14 36356 1538860 686592 7.45 570480 1401624 71104 23:20:01 5672364 7390408 2495056 30.55 56256 1824436 708000 7.68 622432 1672948 186436 23:21:01 5322048 7290488 2845372 34.84 63136 2060732 806968 8.76 749064 1880980 88124 23:22:01 4395060 6401608 3772360 46.19 64428 2095652 1578940 17.13 1672656 1875828 196 23:23:01 5172360 7385332 2995060 36.67 69580 2292828 693948 7.53 755812 2012104 28060 Average: 5318792 7178958 2848628 34.88 57951 1962502 894890 9.71 874089 1768697 74784 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 419.16 235.46 1259.33 65.16 0.00 0.00 0.00 0.00 23:19:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 56.56 47.26 660.93 5.16 0.00 0.00 0.00 0.00 23:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 228.00 211.11 3108.71 32.48 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:22:01 ens3 23.17 23.17 156.55 4.10 0.00 0.00 0.00 0.00 23:22:01 lo 86.79 86.79 32.04 32.04 0.00 0.00 0.00 0.00 23:23:01 ens3 118.08 108.77 1254.86 19.54 0.00 0.00 0.00 0.00 23:23:01 lo 35.45 35.45 4.37 4.37 0.00 0.00 0.00 0.00 Average: ens3 168.98 125.14 1287.96 25.29 0.00 0.00 0.00 0.00 Average: lo 25.08 25.08 7.34 7.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6733) 07/25/26 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.80 0.00 3.25 5.06 1.06 67.82 23:19:01 0 13.45 0.00 2.19 4.57 0.87 78.93 23:19:01 1 21.13 0.00 5.27 2.83 1.07 69.70 23:19:01 2 26.84 0.00 3.03 6.46 1.19 62.48 23:19:01 3 29.79 0.00 2.51 6.38 1.12 60.21 23:20:01 all 18.71 0.00 1.22 1.46 0.48 78.13 23:20:01 0 0.88 0.00 0.12 0.00 0.10 98.90 23:20:01 1 34.78 0.00 1.39 0.13 0.80 62.89 23:20:01 2 20.07 0.00 1.89 5.01 0.57 72.46 23:20:01 3 19.18 0.00 1.50 0.70 0.47 78.15 23:21:01 all 18.40 0.00 1.31 1.59 0.96 77.75 23:21:01 0 16.31 0.00 0.90 0.13 0.75 81.90 23:21:01 1 19.82 0.00 1.04 1.39 0.88 76.88 23:21:01 2 19.65 0.00 1.67 0.45 1.22 77.02 23:21:01 3 17.83 0.00 1.64 4.36 0.98 75.20 23:22:01 all 53.27 0.00 1.63 0.46 3.53 41.11 23:22:01 0 51.45 0.00 2.07 0.78 3.97 41.73 23:22:01 1 47.20 0.00 1.43 0.12 3.27 47.99 23:22:01 2 57.67 0.00 1.25 0.30 3.42 37.37 23:22:01 3 56.79 0.00 1.79 0.67 3.46 37.30 23:23:01 all 26.54 0.00 1.34 0.72 1.33 70.07 23:23:01 0 24.92 0.00 1.10 0.17 1.20 72.61 23:23:01 1 44.94 0.00 2.20 0.25 1.73 50.88 23:23:01 2 15.07 0.00 0.97 0.52 1.12 82.33 23:23:01 3 21.22 0.00 1.10 1.93 1.28 74.47 Average: all 27.97 0.00 1.75 1.85 1.47 66.95 Average: 0 21.44 0.00 1.28 1.13 1.38 74.77 Average: 1 33.60 0.00 2.26 0.94 1.55 61.64 Average: 2 27.88 0.00 1.76 2.54 1.50 66.32 Average: 3 28.95 0.00 1.70 2.81 1.46 65.08