---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3366 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 7.8G 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 482 5040 0 2453 7206 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:b3:4e:40 brd ff:ff:ff:ff:ff:ff inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:feb3:4e40/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3366) 06/13/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 144.13 58.76 85.37 3680.45 40640.31 23:20:01 60.65 4.78 55.87 141.67 10003.86 23:21:01 69.02 29.35 39.68 2066.46 9518.28 23:22:01 16.40 6.82 9.58 242.09 3515.15 23:23:01 32.64 1.25 31.39 98.78 7805.37 Average: 64.58 20.24 44.34 1249.58 14310.95 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5950148 7383084 2217272 27.15 37100 1576020 717804 7.79 617368 1436744 89840 23:20:01 5759652 7478252 2407768 29.48 57032 1823360 603508 6.55 524128 1684284 144856 23:21:01 4977500 6976668 3189920 39.06 63900 2089820 1045420 11.34 1078448 1895596 97696 23:22:01 4794636 6857888 3372784 41.30 66304 2148764 1138044 12.35 1234104 1916080 53292 23:23:01 5176348 7391872 2991072 36.62 69940 2295068 682560 7.41 753248 2012176 24764 Average: 5331657 7217553 2835763 34.72 58855 1986606 837467 9.09 841459 1788976 82090 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:19:02 ens3 437.41 243.78 1500.48 66.10 0.00 0.00 0.00 0.00 23:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:20:01 ens3 42.15 34.47 369.56 4.83 0.00 0.00 0.00 0.00 23:21:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 245.38 232.94 3270.39 33.53 0.00 0.00 0.00 0.00 23:22:01 lo 120.63 120.63 36.32 36.32 0.00 0.00 0.00 0.00 23:22:01 ens3 66.16 61.06 745.37 9.06 0.00 0.00 0.00 0.00 23:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 61.21 54.71 518.19 14.04 0.00 0.00 0.00 0.00 Average: lo 24.89 24.89 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 170.89 125.69 1283.84 25.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3366) 06/13/26 _x86_64_ (4 CPU) 23:17:54 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.64 0.00 2.55 4.74 1.87 69.20 23:19:02 0 12.62 0.00 1.35 4.20 1.49 80.34 23:19:02 1 35.05 0.00 5.30 7.09 2.72 49.83 23:19:02 2 25.51 0.00 2.31 5.40 1.93 64.84 23:19:02 3 13.37 0.00 1.19 2.29 1.33 81.82 23:20:01 all 20.80 0.00 1.25 1.76 1.43 74.76 23:20:01 0 5.61 0.00 0.38 0.02 1.59 92.40 23:20:01 1 19.91 0.00 1.68 0.97 1.07 76.38 23:20:01 2 11.37 0.00 0.90 5.19 1.01 81.53 23:20:01 3 46.50 0.00 2.10 0.86 2.06 48.48 23:21:01 all 25.33 0.00 1.38 1.68 2.14 69.46 23:21:01 0 29.93 0.00 0.78 0.48 2.09 66.72 23:21:01 1 21.92 0.00 1.71 1.11 2.05 73.21 23:21:01 2 25.60 0.00 1.28 0.75 2.32 70.05 23:21:01 3 23.87 0.00 1.73 4.42 2.10 67.88 23:22:01 all 45.75 0.00 1.49 0.29 4.23 48.25 23:22:01 0 48.33 0.00 1.61 0.32 4.13 45.61 23:22:01 1 39.03 0.00 1.34 0.13 4.08 55.42 23:22:01 2 46.00 0.00 1.70 0.28 4.48 47.54 23:22:01 3 49.67 0.00 1.31 0.40 4.20 44.42 23:23:01 all 23.68 0.00 1.36 1.12 1.45 72.39 23:23:01 0 22.95 0.00 1.53 0.08 1.05 74.38 23:23:01 1 16.26 0.00 1.20 0.32 0.90 81.33 23:23:01 2 16.47 0.00 1.15 2.48 2.02 77.89 23:23:01 3 39.10 0.00 1.54 1.61 1.84 55.90 Average: all 27.47 0.00 1.61 1.92 2.23 66.78 Average: 0 23.92 0.00 1.13 1.02 2.07 71.86 Average: 1 26.47 0.00 2.25 1.93 2.17 67.18 Average: 2 25.04 0.00 1.47 2.81 2.36 68.33 Average: 3 34.46 0.00 1.57 1.92 2.31 59.74