---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3758 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 478 5346 0 2151 7218 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:e2:fe:3b brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fee2:fe3b/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-3758) 09/15/25 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 131.61 54.34 77.27 3564.74 39890.83 12:49:01 73.69 19.33 54.36 1356.57 9385.90 12:50:01 73.97 18.61 55.36 808.93 7520.08 12:51:01 22.91 1.32 21.60 66.52 4734.41 Average: 75.55 23.40 52.15 1449.19 15382.81 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5964768 7393724 2202652 26.97 37288 1571468 712028 7.73 607512 1429752 88492 12:49:01 5745672 7439060 2421748 29.65 57188 1799780 813632 8.83 575244 1649188 120520 12:50:01 5431976 7343176 2735444 33.49 63136 2006684 731700 7.94 786172 1741148 127108 12:51:01 5491444 7406224 2675976 32.76 64984 2008344 674632 7.32 731320 1736684 9532 Average: 5658465 7395546 2508955 30.72 55649 1846569 732998 7.95 675062 1639193 86413 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 431.18 231.59 1451.20 64.83 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 57.22 37.51 422.46 13.61 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 272.90 281.90 1257.47 51.05 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 59.51 65.04 29.08 606.54 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 205.20 154.01 790.05 184.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3758) 09/15/25 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.38 0.00 1.91 3.97 1.82 69.93 12:48:01 0 34.21 0.00 2.49 3.46 1.76 58.08 12:48:01 1 5.81 0.00 1.32 4.40 2.30 86.17 12:48:01 2 9.92 0.00 1.08 2.89 1.21 84.90 12:48:01 3 39.78 0.00 2.74 5.12 1.98 50.38 12:49:01 all 21.23 0.00 1.48 1.91 1.71 73.66 12:49:01 0 41.86 0.00 2.18 1.03 2.40 52.54 12:49:01 1 5.09 0.00 0.93 3.76 0.62 89.60 12:49:01 2 13.00 0.00 1.04 2.50 2.29 81.18 12:49:01 3 24.95 0.00 1.78 0.35 1.53 71.39 12:50:01 all 37.70 0.00 1.98 1.29 3.14 55.89 12:50:01 0 29.45 0.00 1.60 0.38 3.05 65.52 12:50:01 1 54.81 0.00 1.92 1.08 3.37 38.82 12:50:01 2 37.20 0.00 2.42 2.97 2.90 54.52 12:50:01 3 29.42 0.00 1.98 0.78 3.23 64.59 12:51:01 all 20.87 0.00 1.09 0.75 1.41 75.88 12:51:01 0 1.37 0.00 0.56 1.79 1.78 94.50 12:51:01 1 30.59 0.00 1.33 0.22 1.23 66.63 12:51:01 2 41.07 0.00 1.82 0.68 1.43 55.00 12:51:01 3 10.74 0.00 0.66 0.30 1.18 87.12 Average: all 25.55 0.00 1.61 1.98 2.02 68.83 Average: 0 26.68 0.00 1.71 1.66 2.25 67.70 Average: 1 24.05 0.00 1.38 2.37 1.88 70.33 Average: 2 25.26 0.00 1.59 2.26 1.96 68.93 Average: 3 26.21 0.00 1.79 1.63 1.98 68.39