---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1836 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: 2799.998 BogoMIPS: 5599.99 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 492 5129 0 2353 7199 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:88:a2:5d brd ff:ff:ff:ff:ff:ff inet 10.32.6.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fe88:a25d/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-1836) 08/23/25 _x86_64_ (4 CPU) 22:38:00 LINUX RESTART (4 CPU) 22:39:01 tps rtps wtps bread/s bwrtn/s 22:40:01 58.56 0.22 58.34 26.66 9563.34 22:41:01 64.12 29.66 34.46 1628.93 6755.54 22:42:01 9.05 0.00 9.05 0.00 357.88 22:43:01 48.90 2.13 46.77 115.07 8925.33 22:44:02 27.11 0.68 26.42 77.71 4744.55 Average: 41.55 6.54 35.01 369.66 6069.00 22:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 5790812 7412452 2376600 29.10 54160 1734508 696048 7.55 597524 1587416 111752 22:41:01 5500640 7245836 2666772 32.65 58976 1848968 858280 9.31 772060 1694928 1332 22:42:01 5491548 7244636 2675864 32.76 61048 1853824 866296 9.40 775352 1698724 2360 22:43:01 5246732 7358396 2920680 35.76 66032 2200004 738796 8.02 696852 2007404 113428 22:44:02 5247988 7365344 2919424 35.74 68152 2203184 733268 7.96 696204 2005924 9876 Average: 5455544 7325333 2711868 33.20 61674 1968098 778538 8.45 707598 1798879 47750 22:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 52.82 43.21 661.01 5.48 0.00 0.00 0.00 0.00 22:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:41:01 ens3 113.96 106.05 919.44 22.42 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 61.36 87.77 67.62 14.21 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 656.02 595.07 4104.04 76.58 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:44:02 ens3 11.50 11.76 9.11 5.86 0.00 0.00 0.00 0.00 22:44:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 179.11 168.75 1152.07 24.91 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1836) 08/23/25 _x86_64_ (4 CPU) 22:38:00 LINUX RESTART (4 CPU) 22:39:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 20.71 0.00 1.23 1.65 0.98 75.43 22:40:01 0 53.56 0.00 2.92 0.53 2.44 40.55 22:40:01 1 12.52 0.00 0.70 0.00 0.50 86.28 22:40:01 2 3.36 0.00 0.43 5.12 0.37 90.72 22:40:01 3 13.26 0.00 0.88 0.93 0.65 84.28 22:41:01 all 15.96 0.00 0.89 1.27 1.06 80.81 22:41:01 0 21.30 0.00 1.28 0.88 1.05 75.48 22:41:01 1 11.74 0.00 0.52 0.80 1.00 85.94 22:41:01 2 13.78 0.00 0.71 1.63 0.88 83.00 22:41:01 3 17.02 0.00 1.05 1.80 1.28 78.85 22:42:01 all 4.17 0.00 0.28 0.02 0.17 95.37 22:42:01 0 3.02 0.00 0.08 0.00 0.20 96.70 22:42:01 1 5.65 0.00 0.03 0.00 0.27 94.05 22:42:01 2 4.07 0.00 0.57 0.08 0.08 95.19 22:42:01 3 3.91 0.00 0.44 0.00 0.15 95.50 22:43:01 all 18.46 0.00 1.58 0.91 1.06 77.99 22:43:01 0 25.14 0.00 1.17 0.60 1.30 71.80 22:43:01 1 20.11 0.00 1.08 0.56 1.23 77.02 22:43:01 2 12.10 0.00 1.43 1.55 0.83 84.08 22:43:01 3 16.47 0.00 2.64 0.94 0.87 79.08 22:44:02 all 20.95 0.00 0.99 0.72 1.01 76.33 22:44:02 0 26.90 0.00 0.92 0.07 1.87 70.24 22:44:02 1 22.36 0.00 1.03 0.05 0.80 75.76 22:44:02 2 11.03 0.00 0.83 1.68 0.47 85.99 22:44:02 3 23.45 0.00 1.22 1.08 0.90 73.35 Average: all 16.06 0.00 0.99 0.92 0.86 81.17 Average: 0 26.02 0.00 1.28 0.42 1.37 70.91 Average: 1 14.48 0.00 0.67 0.28 0.76 83.80 Average: 2 8.87 0.00 0.80 2.01 0.53 87.79 Average: 3 14.84 0.00 1.24 0.95 0.77 82.20