---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10018 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 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 476 5152 0 2346 7215 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:e9:19:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fee9:19c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10018) 03/28/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:02 tps rtps wtps bread/s bwrtn/s 23:19:01 140.71 56.72 83.99 3697.37 41305.52 23:20:01 82.61 30.28 52.32 1667.17 8963.12 23:21:01 35.05 8.61 26.44 695.12 6489.96 23:22:01 17.29 4.87 12.43 156.75 6977.67 23:23:01 27.81 0.65 27.16 76.24 4230.46 Average: 60.43 20.10 40.32 1250.45 13501.24 23:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5962992 7389808 2204428 26.99 37208 1569784 722096 7.84 612636 1431480 85620 23:20:01 5572136 7309524 2595284 31.78 57764 1843416 789620 8.57 732896 1667760 135928 23:21:01 4608596 6506468 3558824 43.57 62548 1993356 1654672 17.95 1568408 1781664 90564 23:22:01 5313360 7412040 2854060 34.94 66476 2184872 667892 7.25 728536 1907608 93376 23:23:01 5312292 7423012 2855128 34.96 68864 2194056 661400 7.18 725428 1911256 10024 Average: 5353875 7208170 2813545 34.45 58572 1957097 899136 9.76 873581 1739954 83102 23:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 23:19:01 ens3 449.87 248.59 1472.14 66.66 0.00 0.00 0.00 0.00 23:20:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 81.43 66.28 1041.90 15.03 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:21:01 ens3 167.83 152.34 2023.04 21.37 0.00 0.00 0.00 0.00 23:22:01 lo 123.48 123.48 36.58 36.58 0.00 0.00 0.00 0.00 23:22:01 ens3 126.71 110.78 1260.01 21.83 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 11.81 12.76 9.29 6.10 0.00 0.00 0.00 0.00 Average: lo 25.46 25.46 7.40 7.40 0.00 0.00 0.00 0.00 Average: ens3 166.59 117.72 1160.27 26.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10018) 03/28/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:02 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 23.05 0.00 3.00 4.07 1.05 68.84 23:19:01 0 24.01 0.00 1.86 1.37 0.86 71.89 23:19:01 1 33.00 0.00 5.76 7.29 1.12 52.84 23:19:01 2 17.08 0.00 2.10 3.32 1.11 76.39 23:19:01 3 18.11 0.00 2.27 4.29 1.10 74.22 23:20:01 all 23.88 0.00 1.53 1.92 1.03 71.63 23:20:01 0 7.60 0.00 0.37 0.17 0.48 91.38 23:20:01 1 44.54 0.00 2.50 1.42 1.35 50.19 23:20:01 2 17.46 0.00 1.57 4.29 1.08 75.60 23:20:01 3 25.93 0.00 1.70 1.84 1.19 69.35 23:21:01 all 38.54 0.00 1.65 0.86 2.46 56.49 23:21:01 0 33.53 0.00 1.38 0.37 2.44 62.28 23:21:01 1 39.12 0.00 1.84 0.60 2.56 55.88 23:21:01 2 40.44 0.00 1.76 2.11 2.46 53.22 23:21:01 3 41.06 0.00 1.63 0.37 2.40 54.54 23:22:01 all 40.02 0.00 1.78 0.34 2.69 55.17 23:22:01 0 44.84 0.00 1.99 0.15 2.89 50.12 23:22:01 1 37.73 0.00 2.18 0.40 2.93 56.76 23:22:01 2 36.25 0.00 1.85 0.60 2.70 58.59 23:22:01 3 41.26 0.00 1.08 0.18 2.25 55.23 23:23:01 all 20.99 0.00 1.13 0.86 0.68 76.34 23:23:01 0 6.41 0.00 0.78 0.03 0.25 92.52 23:23:01 1 13.91 0.00 0.85 0.03 0.50 84.70 23:23:01 2 6.71 0.00 0.83 3.13 0.65 88.68 23:23:01 3 56.91 0.00 2.05 0.23 1.32 39.49 Average: all 29.33 0.00 1.81 1.60 1.58 65.67 Average: 0 23.30 0.00 1.28 0.41 1.39 73.62 Average: 1 33.68 0.00 2.62 1.93 1.70 60.08 Average: 2 23.61 0.00 1.62 2.69 1.60 70.48 Average: 3 36.73 0.00 1.75 1.37 1.65 58.50