---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6157 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 456 5208 0 2310 7235 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:df:fc:08 brd ff:ff:ff:ff:ff:ff inet 10.32.7.7/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fedf:fc08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6157) 10/11/25 _x86_64_ (4 CPU) 05:57:05 LINUX RESTART (4 CPU) 05:58:01 tps rtps wtps bread/s bwrtn/s 05:59:01 50.39 2.30 48.09 47.86 6887.65 06:00:01 74.67 30.18 44.49 1646.26 8550.57 06:01:01 19.93 9.96 9.96 708.03 5307.96 06:02:01 18.86 3.88 14.98 114.10 4113.16 06:03:01 23.36 0.68 22.68 77.72 3737.91 Average: 37.44 9.40 28.04 518.79 5719.39 05:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5869528 7444428 2297884 28.13 51196 1693964 650088 7.05 559068 1554208 132612 06:00:01 5561652 7333936 2605760 31.90 59908 1873944 771060 8.37 685588 1718720 65836 06:01:01 4311936 6194688 3855476 47.21 62660 1977544 1849052 20.06 1855740 1783432 784 06:02:01 5281596 7352208 2885816 35.33 67788 2155316 756964 8.21 777720 1886700 96160 06:03:01 5272396 7352428 2895016 35.45 69704 2162684 745708 8.09 785584 1887824 15412 Average: 5259422 7135538 2907990 35.60 62251 1972690 954574 10.36 932740 1766177 62161 05:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 ens3 54.14 39.13 726.68 5.35 0.00 0.00 0.00 0.00 05:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 97.05 78.00 1205.91 17.65 0.00 0.00 0.00 0.00 06:00:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 06:01:01 ens3 127.87 109.86 1281.71 15.29 0.00 0.00 0.00 0.00 06:01:01 lo 59.68 59.68 22.52 22.52 0.00 0.00 0.00 0.00 06:02:01 ens3 117.78 105.18 1058.29 19.52 0.00 0.00 0.00 0.00 06:02:01 lo 60.65 60.65 13.91 13.91 0.00 0.00 0.00 0.00 06:03:01 ens3 11.61 12.45 9.30 6.07 0.00 0.00 0.00 0.00 06:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 81.69 68.93 856.40 12.78 0.00 0.00 0.00 0.00 Average: lo 24.55 24.55 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6157) 10/11/25 _x86_64_ (4 CPU) 05:57:05 LINUX RESTART (4 CPU) 05:58:01 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 17.70 0.00 1.16 2.69 2.34 76.10 05:59:01 0 27.30 0.00 2.09 9.33 3.09 58.19 05:59:01 1 17.98 0.00 0.91 0.64 2.31 78.17 05:59:01 2 15.73 0.00 0.95 0.21 2.35 80.75 05:59:01 3 9.75 0.00 0.73 0.56 1.60 87.36 06:00:01 all 16.75 0.00 1.22 1.92 4.37 75.75 06:00:01 0 10.76 0.00 0.49 0.59 3.97 84.20 06:00:01 1 32.00 0.00 2.46 1.24 4.66 59.65 06:00:01 2 11.51 0.00 0.65 1.35 4.32 82.18 06:00:01 3 12.75 0.00 1.25 4.53 4.54 76.93 06:01:01 all 44.54 0.00 1.71 0.71 9.81 43.23 06:01:01 0 40.94 0.00 1.87 1.05 10.09 46.06 06:01:01 1 47.43 0.00 1.99 0.42 10.12 40.04 06:01:01 2 39.20 0.00 1.47 0.73 9.62 48.98 06:01:01 3 50.69 0.00 1.55 0.65 9.38 37.73 06:02:01 all 25.39 0.00 1.37 0.64 4.74 67.86 06:02:01 0 15.94 0.00 1.77 0.23 5.13 76.93 06:02:01 1 48.71 0.00 1.58 0.28 5.39 44.04 06:02:01 2 16.44 0.00 1.17 1.60 4.77 76.03 06:02:01 3 20.65 0.00 0.94 0.43 3.68 74.30 06:03:01 all 19.90 0.00 0.90 1.11 2.08 76.01 06:03:01 0 0.70 0.00 0.30 0.12 0.53 98.36 06:03:01 1 19.98 0.00 1.27 0.17 2.08 76.51 06:03:01 2 18.34 0.00 0.97 3.23 2.84 74.62 06:03:01 3 40.54 0.00 1.06 0.94 2.84 54.61 Average: all 24.90 0.00 1.27 1.41 4.68 67.73 Average: 0 19.23 0.00 1.30 2.26 4.59 72.61 Average: 1 33.27 0.00 1.65 0.55 4.93 59.61 Average: 2 20.28 0.00 1.04 1.42 4.79 72.47 Average: 3 26.88 0.00 1.11 1.43 4.42 66.17