---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2860 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 416 1252 0 2274 3261 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:37:54:9c brd ff:ff:ff:ff:ff:ff inet 10.32.6.182/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe37:549c/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-2860) 06/14/25 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 153.56 54.52 99.03 3590.47 42663.17 23:20:01 86.64 29.75 56.89 1630.53 10905.92 23:21:01 9.83 0.00 9.83 0.00 442.46 23:22:01 40.26 10.53 29.73 719.88 3195.20 23:23:01 51.87 4.53 47.34 191.57 6989.90 Average: 68.43 19.87 48.57 1226.49 12839.33 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1823192 3390428 2215452 54.86 49960 1672720 583644 11.47 506920 1533600 167668 23:20:01 1489884 3239164 2548760 63.11 57724 1839180 733536 14.42 674792 1684080 4724 23:21:01 1480412 3236784 2558232 63.34 59632 1843520 733536 14.42 678892 1687672 1340 23:22:01 612412 2478140 3426232 84.84 62008 1946456 1397756 27.48 1467264 1751808 1024 23:23:01 1313724 3370576 2724920 67.47 68032 2127408 584892 11.50 661416 1853568 27604 Average: 1343925 3143018 2694719 66.72 59471 1885857 806673 15.86 797857 1702146 40472 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:19:01 ens3 416.45 263.62 1607.87 70.02 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 130.44 128.88 1016.64 26.61 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 58.82 85.25 63.25 13.71 0.00 0.00 0.00 0.00 23:22:01 lo 87.17 87.17 32.08 32.08 0.00 0.00 0.00 0.00 23:22:01 ens3 233.13 261.61 1329.70 39.98 0.00 0.00 0.00 0.00 23:23:01 lo 33.68 33.68 4.28 4.28 0.00 0.00 0.00 0.00 23:23:01 ens3 236.66 256.04 1123.13 52.30 0.00 0.00 0.00 0.00 Average: lo 24.70 24.70 7.32 7.32 0.00 0.00 0.00 0.00 Average: ens3 215.10 199.08 1028.12 40.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2860) 06/14/25 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.83 0.00 1.98 4.76 0.06 72.36 23:19:01 0 18.49 0.00 1.79 4.31 0.05 75.36 23:19:01 1 11.17 0.00 1.12 2.54 0.03 85.13 23:19:01 2 37.27 0.00 2.73 3.26 0.08 56.65 23:19:01 3 16.56 0.00 2.33 8.93 0.05 72.13 23:20:01 all 14.42 0.00 0.75 1.56 0.05 83.22 23:20:01 0 18.68 0.00 0.63 0.32 0.05 80.32 23:20:01 1 16.82 0.00 1.15 2.36 0.05 79.62 23:20:01 2 11.28 0.00 0.72 1.97 0.05 85.99 23:20:01 3 10.90 0.00 0.52 1.60 0.07 86.92 23:21:01 all 3.80 0.00 0.24 0.03 0.04 95.90 23:21:01 0 6.65 0.00 0.23 0.00 0.03 93.08 23:21:01 1 3.01 0.00 0.27 0.02 0.02 96.69 23:21:01 2 0.65 0.00 0.02 0.00 0.05 99.28 23:21:01 3 4.87 0.00 0.42 0.08 0.05 94.58 23:22:01 all 34.41 0.00 1.13 0.45 0.08 63.94 23:22:01 0 34.99 0.00 1.17 0.27 0.07 63.50 23:22:01 1 31.99 0.00 1.20 0.55 0.08 66.18 23:22:01 2 33.68 0.00 1.43 0.42 0.08 64.39 23:22:01 3 36.97 0.00 0.74 0.57 0.07 61.66 23:23:01 all 22.38 0.00 1.42 0.98 0.06 75.16 23:23:01 0 25.57 0.00 1.20 0.10 0.03 73.10 23:23:01 1 25.85 0.00 1.64 1.12 0.05 71.34 23:23:01 2 26.26 0.00 1.96 0.32 0.08 71.38 23:23:01 3 11.84 0.00 0.90 2.39 0.05 84.82 Average: all 19.17 0.00 1.11 1.55 0.06 78.12 Average: 0 20.87 0.00 1.00 1.00 0.05 77.08 Average: 1 17.76 0.00 1.08 1.32 0.05 79.80 Average: 2 21.82 0.00 1.37 1.19 0.07 75.55 Average: 3 16.22 0.00 0.98 2.71 0.06 80.03