---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1115 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 7.6G 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 463 5323 0 2189 7231 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:a1:9d:a1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fea1:9da1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1115) 08/16/25 _x86_64_ (4 CPU) 07:38:51 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 125.73 54.37 71.37 3574.53 27152.15 07:41:01 67.63 12.51 55.11 269.64 9483.91 07:42:01 79.97 6.01 73.96 394.40 10790.14 07:43:01 22.96 0.75 22.21 86.25 3520.75 Average: 74.07 18.41 55.66 1081.04 12735.92 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5955060 7389724 2212360 27.09 38192 1576104 726836 7.89 614380 1433888 97916 07:41:01 5607008 7264352 2560412 31.35 57644 1763840 870544 9.45 756732 1609156 104164 07:42:01 5021564 6962248 3145856 38.52 65772 2029824 1002448 10.88 1118968 1812704 62796 07:43:01 5493320 7442752 2674100 32.74 68184 2036420 645468 7.00 650992 1811212 8572 Average: 5519238 7264769 2648182 32.42 57448 1851547 811324 8.80 785268 1666740 68362 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 307.08 204.72 1408.15 64.36 0.00 0.00 0.00 0.00 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:41:01 ens3 70.71 57.25 453.49 17.70 0.00 0.00 0.00 0.00 07:41:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:42:01 ens3 474.46 523.94 3174.37 85.41 0.00 0.00 0.00 0.00 07:42:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 07:43:01 ens3 14.48 13.13 11.50 6.76 0.00 0.00 0.00 0.00 07:43:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.68 199.77 1261.92 43.56 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-1115) 08/16/25 _x86_64_ (4 CPU) 07:38:51 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 23.25 0.00 1.79 3.87 1.42 69.67 07:40:01 0 39.46 0.00 2.00 2.43 2.06 54.05 07:40:01 1 16.10 0.00 1.60 0.97 1.03 80.30 07:40:01 2 14.45 0.00 1.56 9.78 1.35 72.87 07:40:01 3 22.98 0.00 1.98 2.30 1.23 71.50 07:41:01 all 24.80 0.00 1.45 1.64 1.42 70.68 07:41:01 0 29.73 0.00 1.46 0.71 1.86 66.23 07:41:01 1 23.47 0.00 1.45 0.17 1.31 73.60 07:41:01 2 20.20 0.00 1.58 4.80 1.30 72.12 07:41:01 3 25.78 0.00 1.33 0.90 1.20 70.79 07:42:01 all 48.02 0.00 2.29 0.63 3.07 45.99 07:42:01 0 47.30 0.00 2.65 1.15 2.85 46.05 07:42:01 1 42.61 0.00 1.78 0.80 2.98 51.84 07:42:01 2 56.31 0.00 2.71 0.35 3.76 36.88 07:42:01 3 45.86 0.00 2.01 0.23 2.71 49.18 07:43:01 all 18.43 0.00 0.96 0.42 0.82 79.36 07:43:01 0 17.65 0.00 0.96 0.27 0.88 80.24 07:43:01 1 37.66 0.00 1.20 1.21 1.53 58.39 07:43:01 2 12.31 0.00 1.12 0.03 0.52 86.03 07:43:01 3 6.11 0.00 0.58 0.15 0.35 92.81 Average: all 28.63 0.00 1.62 1.64 1.68 66.43 Average: 0 33.52 0.00 1.77 1.14 1.91 61.66 Average: 1 29.97 0.00 1.51 0.79 1.71 66.02 Average: 2 25.83 0.00 1.74 3.74 1.73 66.96 Average: 3 25.19 0.00 1.48 0.89 1.37 71.07