---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6168 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 7.6G 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 467 5266 0 2241 7226 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:11:25:67 brd ff:ff:ff:ff:ff:ff inet 10.32.7.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe11:2567/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6168) 10/11/25 _x86_64_ (4 CPU) 08:13:06 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 57.59 2.27 55.32 43.99 8901.85 08:16:01 100.28 33.92 66.36 2139.02 11086.17 08:17:01 35.71 6.28 29.43 239.03 4619.90 08:18:01 22.26 0.10 22.16 2.93 1493.52 Average: 53.96 10.64 43.32 606.26 6525.13 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5823576 7404308 2343844 28.70 52340 1697928 703628 7.63 603588 1557100 77256 08:16:01 5241760 7112024 2925660 35.82 62748 1965836 923088 10.02 923468 1794812 6404 08:17:01 5434476 7437820 2732944 33.46 67088 2091292 650480 7.06 674404 1844812 29344 08:18:01 5337584 7343364 2829836 34.65 69108 2091468 741564 8.05 774880 1840764 11796 Average: 5459349 7324379 2708071 33.16 62821 1961631 754690 8.19 744085 1759372 31200 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:15:01 ens3 53.37 39.58 699.88 5.46 0.00 0.00 0.00 0.00 08:16:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 08:16:01 ens3 340.79 329.14 2484.72 57.15 0.00 0.00 0.00 0.00 08:17:01 lo 1.37 1.37 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 174.19 196.07 866.29 40.68 0.00 0.00 0.00 0.00 08:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:18:01 ens3 8.56 10.54 6.55 4.82 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 144.22 143.83 1014.33 27.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6168) 10/11/25 _x86_64_ (4 CPU) 08:13:06 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 19.37 0.00 1.11 2.47 1.25 75.80 08:15:01 0 25.67 0.00 1.32 3.05 1.25 68.72 08:15:01 1 10.92 0.00 1.11 4.38 1.21 82.37 08:15:01 2 29.59 0.00 1.30 2.13 1.68 65.31 08:15:01 3 11.33 0.00 0.73 0.30 0.86 86.78 08:16:01 all 32.61 0.00 2.27 1.97 5.39 57.76 08:16:01 0 30.96 0.00 2.56 2.19 5.29 59.00 08:16:01 1 29.36 0.00 2.56 2.26 5.90 59.91 08:16:01 2 25.72 0.00 2.15 2.47 4.85 64.80 08:16:01 3 44.40 0.00 1.83 0.96 5.53 47.28 08:17:01 all 33.23 0.00 1.93 0.65 4.14 60.05 08:17:01 0 25.23 0.00 1.25 0.15 3.58 69.78 08:17:01 1 30.00 0.00 2.58 0.71 4.26 62.44 08:17:01 2 25.16 0.00 2.05 1.33 4.12 67.34 08:17:01 3 52.58 0.00 1.81 0.43 4.58 40.59 08:18:01 all 20.73 0.00 0.91 0.89 1.31 76.18 08:18:01 0 51.66 0.00 2.06 0.38 2.41 43.48 08:18:01 1 25.56 0.00 0.91 0.55 1.54 71.44 08:18:01 2 5.46 0.00 0.50 2.61 1.06 90.38 08:18:01 3 0.25 0.00 0.15 0.00 0.18 99.42 Average: all 26.52 0.00 1.56 1.49 3.03 67.40 Average: 0 33.35 0.00 1.80 1.44 3.14 60.27 Average: 1 23.99 0.00 1.80 1.97 3.24 69.00 Average: 2 21.50 0.00 1.50 2.13 2.94 71.93 Average: 3 27.25 0.00 1.13 0.42 2.80 68.39