---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3858 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 7.5G 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 449 5395 0 2131 7249 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:1b:3a:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe1b:3a69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3858) 06/26/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 150.92 66.19 84.74 4282.75 40678.44 12:49:01 77.36 26.54 50.82 1569.23 8337.84 12:50:01 70.24 12.18 58.06 636.96 7564.07 12:51:01 24.20 0.97 23.23 50.79 4773.07 Average: 80.69 26.47 54.23 1635.21 15367.64 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5987664 7412156 2179748 26.69 36996 1567324 709232 7.70 587916 1427228 84996 12:49:01 5721236 7401124 2446176 29.95 56316 1788792 829532 9.00 618832 1634584 121440 12:50:01 5572576 7465108 2594836 31.77 62156 1990576 634432 6.88 666700 1725132 126196 12:51:01 5511248 7414108 2656164 32.52 64068 1998756 696144 7.55 726432 1725712 15820 Average: 5698181 7423124 2469231 30.23 54884 1836362 717335 7.78 649970 1628164 87113 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 441.99 255.36 1484.07 68.61 0.00 0.00 0.00 0.00 12:48:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 57.36 40.64 423.75 17.42 0.00 0.00 0.00 0.00 12:49:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 226.23 249.31 1246.71 41.55 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 67.79 70.84 35.72 598.76 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 198.93 154.51 799.12 182.27 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3858) 06/26/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.25 0.00 2.84 4.36 1.61 68.94 12:48:02 0 19.95 0.00 5.00 3.82 1.69 69.54 12:48:02 1 31.52 0.00 2.37 7.72 1.76 56.64 12:48:02 2 19.13 0.00 1.96 4.05 1.65 73.21 12:48:02 3 18.38 0.00 2.01 1.83 1.33 76.45 12:49:01 all 22.56 0.00 1.42 1.98 1.22 72.81 12:49:01 0 8.47 0.00 0.54 0.34 0.91 89.74 12:49:01 1 32.88 0.00 1.61 4.91 1.27 59.34 12:49:01 2 24.11 0.00 1.88 2.06 1.71 70.24 12:49:01 3 24.82 0.00 1.64 0.61 1.00 71.93 12:50:01 all 38.72 0.00 1.86 1.62 2.39 55.41 12:50:01 0 31.58 0.00 1.72 1.17 1.93 63.60 12:50:01 1 36.37 0.00 1.36 1.31 2.43 58.52 12:50:01 2 55.25 0.00 2.44 2.32 2.99 37.00 12:50:01 3 31.63 0.00 1.93 1.68 2.21 62.55 12:51:01 all 21.16 0.00 1.03 0.63 0.81 76.37 12:51:01 0 5.47 0.00 0.50 0.05 0.27 93.71 12:51:01 1 3.72 0.00 0.77 1.62 0.51 93.38 12:51:01 2 43.17 0.00 1.52 0.25 1.45 53.62 12:51:01 3 32.47 0.00 1.33 0.58 1.02 64.60 Average: all 26.18 0.00 1.79 2.15 1.51 68.37 Average: 0 16.40 0.00 1.95 1.35 1.20 79.11 Average: 1 26.05 0.00 1.53 3.88 1.49 67.05 Average: 2 35.43 0.00 1.95 2.17 1.95 58.49 Average: 3 26.83 0.00 1.73 1.18 1.39 68.87