---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9201 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 471 5252 0 2251 7222 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:c2:00:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fec2:c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9201) 11/15/25 _x86_64_ (4 CPU) 08:12:59 LINUX RESTART (4 CPU) 08:13:02 tps rtps wtps bread/s bwrtn/s 08:14:02 186.26 111.81 74.45 5543.21 40286.97 08:15:01 48.65 0.30 48.35 28.73 7240.79 08:16:01 107.96 33.92 74.04 2138.75 13461.38 08:17:01 38.86 5.93 32.93 194.90 4768.01 08:18:01 23.24 0.43 22.81 46.91 1538.83 Average: 80.75 30.31 50.44 1582.42 13389.75 08:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 6065872 7427204 2101548 25.73 33340 1509564 683220 7.41 565916 1373012 54756 08:15:01 5853864 7428792 2313556 28.33 51308 1693616 670772 7.28 574848 1554416 132940 08:16:01 5252016 7127600 2915404 35.70 62484 1971456 916912 9.95 904868 1801208 7840 08:17:01 5444084 7456196 2723336 33.34 67080 2099592 616960 6.69 655256 1852316 31176 08:18:01 5316612 7338132 2850808 34.90 69008 2107136 736860 8.00 780184 1853532 18036 Average: 5586490 7355585 2580930 31.60 56644 1876273 724945 7.87 696214 1686897 48950 08:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 275.14 171.28 1064.04 62.52 0.00 0.00 0.00 0.00 08:14:02 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 08:15:01 ens3 52.30 35.95 700.28 5.02 0.00 0.00 0.00 0.00 08:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:16:01 ens3 324.74 332.19 2575.73 57.34 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 08:17:01 ens3 180.37 206.98 926.12 37.91 0.00 0.00 0.00 0.00 08:17:01 lo 1.35 1.35 0.19 0.19 0.00 0.00 0.00 0.00 08:18:01 ens3 11.63 12.64 9.17 6.03 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 Average: ens3 168.86 152.12 1056.19 33.76 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9201) 11/15/25 _x86_64_ (4 CPU) 08:12:59 LINUX RESTART (4 CPU) 08:13:02 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.46 0.00 3.49 6.84 4.17 64.04 08:14:02 0 17.81 0.00 4.36 3.82 3.61 70.40 08:14:02 1 13.73 0.00 2.39 7.08 4.11 72.69 08:14:02 2 13.91 0.00 3.65 5.95 4.35 72.15 08:14:02 3 40.38 0.00 3.62 10.48 4.62 40.91 08:15:01 all 18.63 0.00 1.27 2.85 2.37 74.88 08:15:01 0 2.62 0.00 0.45 9.66 1.51 85.77 08:15:01 1 26.73 0.00 1.54 0.46 1.45 69.82 08:15:01 2 14.19 0.00 1.40 0.50 2.71 81.20 08:15:01 3 30.91 0.00 1.62 0.78 3.81 62.89 08:16:01 all 32.94 0.00 1.93 2.25 4.87 58.01 08:16:01 0 26.03 0.00 1.77 2.96 4.29 64.95 08:16:01 1 29.04 0.00 0.89 1.04 4.03 65.00 08:16:01 2 30.34 0.00 1.96 2.89 5.95 58.86 08:16:01 3 46.44 0.00 3.12 2.15 5.15 43.14 08:17:01 all 34.87 0.00 1.64 1.02 4.30 58.17 08:17:01 0 24.32 0.00 1.29 1.22 3.86 69.32 08:17:01 1 59.60 0.00 1.55 0.89 4.69 33.27 08:17:01 2 25.93 0.00 1.95 1.33 4.51 66.28 08:17:01 3 29.70 0.00 1.75 0.64 4.15 63.75 08:18:01 all 20.39 0.00 0.90 1.22 1.38 76.11 08:18:01 0 27.38 0.00 0.91 0.73 1.38 69.60 08:18:01 1 41.24 0.00 1.45 0.35 1.84 55.13 08:18:01 2 3.11 0.00 0.69 3.65 1.11 91.43 08:18:01 3 9.94 0.00 0.51 0.15 1.19 88.20 Average: all 25.70 0.00 1.84 2.83 3.42 66.20 Average: 0 19.68 0.00 1.76 3.66 2.93 71.96 Average: 1 34.11 0.00 1.56 1.97 3.24 59.13 Average: 2 17.56 0.00 1.93 2.86 3.73 73.92 Average: 3 31.48 0.00 2.13 2.83 3.79 59.77