---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3979 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 453 5174 0 2348 7238 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:5d:58:cf brd ff:ff:ff:ff:ff:ff inet 10.32.7.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fe5d:58cf/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-3979) 01/24/26 _x86_64_ (4 CPU) 05:14:46 LINUX RESTART (4 CPU) 05:15:02 tps rtps wtps bread/s bwrtn/s 05:16:02 110.59 52.22 58.37 3526.40 6398.12 05:17:01 80.57 30.62 49.95 1692.85 9126.40 05:18:01 33.48 6.70 26.79 644.74 6475.70 05:19:01 13.13 4.05 9.08 142.24 3479.95 05:20:01 27.41 1.25 26.16 98.77 7279.44 Average: 52.75 18.82 33.93 1211.70 6543.90 05:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5959220 7399556 2208200 27.04 38520 1580680 729516 7.92 604300 1438796 64956 05:17:01 5699928 7400336 2467492 30.21 56956 1807344 756176 8.21 638612 1633080 102840 05:18:01 4800876 6700736 3366544 41.22 62732 1994464 1406724 15.26 1361684 1793740 97512 05:19:01 4780972 6795416 3386448 41.46 65576 2102792 1170256 12.70 1325744 1840960 106872 05:20:01 5335968 7446760 2831452 34.67 68484 2194244 660324 7.16 696280 1914392 23472 Average: 5315393 7148561 2852027 34.92 58454 1935905 944599 10.25 925324 1724194 79130 05:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 384.14 214.71 1459.69 65.34 0.00 0.00 0.00 0.00 05:16:02 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 05:17:01 ens3 64.55 34.85 425.00 10.94 0.00 0.00 0.00 0.00 05:17:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 05:18:01 ens3 204.55 185.62 2654.85 25.42 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 05:19:01 ens3 68.82 63.86 754.37 9.69 0.00 0.00 0.00 0.00 05:19:01 lo 123.91 123.91 36.49 36.49 0.00 0.00 0.00 0.00 05:20:01 ens3 57.55 45.85 505.12 12.14 0.00 0.00 0.00 0.00 05:20:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 155.47 108.88 1161.33 24.61 0.00 0.00 0.00 0.00 Average: lo 25.58 25.58 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3979) 01/24/26 _x86_64_ (4 CPU) 05:14:46 LINUX RESTART (4 CPU) 05:15:02 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 24.06 0.00 2.12 3.26 1.36 69.21 05:16:02 0 11.36 0.00 1.30 1.62 0.88 84.85 05:16:02 1 34.82 0.00 2.62 1.51 1.57 59.48 05:16:02 2 11.35 0.00 1.83 7.28 1.41 78.13 05:16:02 3 38.80 0.00 2.70 2.65 1.60 54.26 05:17:01 all 23.72 0.00 1.62 2.21 1.19 71.26 05:17:01 0 20.11 0.00 1.22 0.75 1.02 76.90 05:17:01 1 17.76 0.00 1.29 2.23 1.07 77.66 05:17:01 2 22.87 0.00 1.74 1.59 1.35 72.45 05:17:01 3 34.19 0.00 2.28 4.27 1.31 57.95 05:18:01 all 30.74 0.00 1.70 0.82 2.21 64.53 05:18:01 0 21.49 0.00 1.87 0.57 2.02 74.05 05:18:01 1 38.68 0.00 1.18 0.23 1.93 57.98 05:18:01 2 34.17 0.00 1.95 1.57 2.17 60.15 05:18:01 3 28.61 0.00 1.81 0.90 2.72 65.96 05:19:01 all 47.88 0.00 1.73 0.36 3.36 46.67 05:19:01 0 46.74 0.00 2.07 0.27 3.23 47.70 05:19:01 1 53.12 0.00 1.35 0.40 3.34 41.80 05:19:01 2 37.48 0.00 1.94 0.43 3.48 56.67 05:19:01 3 54.20 0.00 1.56 0.35 3.39 40.50 05:20:01 all 24.11 0.00 1.22 0.70 1.05 72.91 05:20:01 0 7.66 0.00 0.85 0.47 0.50 90.52 05:20:01 1 22.17 0.00 1.22 1.78 0.80 74.02 05:20:01 2 26.00 0.00 1.25 0.05 1.35 71.35 05:20:01 3 40.58 0.00 1.53 0.50 1.58 55.82 Average: all 30.15 0.00 1.68 1.46 1.84 64.87 Average: 0 21.50 0.00 1.46 0.73 1.53 74.77 Average: 1 33.36 0.00 1.53 1.23 1.75 62.14 Average: 2 26.44 0.00 1.74 2.17 1.96 67.69 Average: 3 39.30 0.00 1.97 1.72 2.13 54.89