---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2433 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 457 5328 0 2189 7235 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:2e:4d:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe2e:4df3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2433) 08/30/25 _x86_64_ (4 CPU) 15:35:53 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 126.36 54.36 72.00 3574.20 39214.41 15:38:01 60.16 0.32 59.84 28.88 9647.31 15:39:01 90.69 16.41 74.28 579.27 11273.18 15:40:01 35.33 2.65 32.68 142.64 4415.26 Average: 78.21 18.51 59.70 1085.63 16164.49 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 6074448 7435328 2092964 25.63 33336 1509356 687656 7.46 558620 1372020 53440 15:38:01 5830528 7417268 2336884 28.61 53248 1702928 689272 7.48 590996 1560092 77820 15:39:01 4953096 6792128 3214316 39.36 64056 1932096 1259204 13.66 1253000 1746960 9072 15:40:01 5412228 7362676 2755184 33.73 68088 2037264 731136 7.93 728816 1811304 24136 Average: 5567575 7251850 2599837 31.83 54682 1795411 841817 9.13 782858 1622594 41117 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 353.57 196.60 971.84 62.84 0.00 0.00 0.00 0.00 15:37:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 55.38 45.33 699.98 5.90 0.00 0.00 0.00 0.00 15:38:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 15:39:01 ens3 405.83 422.21 2730.39 74.92 0.00 0.00 0.00 0.00 15:39:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:40:01 ens3 139.93 143.54 649.76 29.76 0.00 0.00 0.00 0.00 15:40:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 239.45 202.59 1265.41 43.51 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2433) 08/30/25 _x86_64_ (4 CPU) 15:35:53 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 18.94 0.00 2.30 4.07 1.25 73.45 15:37:02 0 18.94 0.00 1.16 1.53 1.05 77.32 15:37:02 1 8.92 0.00 3.78 2.22 1.09 84.00 15:37:02 2 33.43 0.00 2.85 4.66 1.86 57.20 15:37:02 3 14.43 0.00 1.35 7.85 1.03 75.34 15:38:01 all 20.48 0.00 1.23 1.48 0.94 75.88 15:38:01 0 20.33 0.00 1.66 0.36 0.83 76.82 15:38:01 1 23.06 0.00 0.97 0.46 1.05 74.47 15:38:01 2 9.13 0.00 0.95 4.28 0.81 84.84 15:38:01 3 29.41 0.00 1.39 0.81 1.05 67.34 15:39:01 all 40.76 0.00 2.02 0.95 3.66 52.60 15:39:01 0 32.96 0.00 1.99 0.53 3.43 61.08 15:39:01 1 35.44 0.00 1.51 0.96 3.00 59.10 15:39:01 2 53.30 0.00 2.37 0.83 4.35 39.15 15:39:01 3 41.36 0.00 2.20 1.50 3.85 51.09 15:40:01 all 29.84 0.00 1.27 0.77 1.81 66.31 15:40:01 0 42.19 0.00 1.36 1.15 2.01 53.30 15:40:01 1 16.69 0.00 0.96 1.46 1.61 79.29 15:40:01 2 36.17 0.00 0.88 0.22 2.06 60.68 15:40:01 3 24.32 0.00 1.90 0.25 1.60 71.94 Average: all 27.56 0.00 1.71 1.82 1.92 67.00 Average: 0 28.65 0.00 1.54 0.89 1.84 67.08 Average: 1 21.04 0.00 1.80 1.28 1.69 74.19 Average: 2 33.13 0.00 1.76 2.48 2.28 60.35 Average: 3 27.40 0.00 1.71 2.61 1.89 66.39