---> uname -a: Linux prd-centos8-builder-4c-4g-10928.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 823 10370 19 4569 14591 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fd:ea:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fefd:ea5d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/07/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM tps rtps wtps bread/s bwrtn/s 01:23:01 AM 217.43 71.44 145.98 2248.58 11512.43 01:24:02 AM 37.69 0.00 37.69 0.00 4927.91 01:25:01 AM 89.59 12.20 77.39 1530.59 1231.91 01:26:01 AM 357.69 7.96 349.73 1058.18 13320.05 01:27:01 AM 72.85 0.15 72.70 95.29 30262.60 01:28:01 AM 120.99 0.00 120.99 0.00 32122.83 01:29:01 AM 46.33 0.00 46.33 0.00 5525.34 01:30:01 AM 85.09 0.30 84.79 48.79 7806.87 Average: 128.56 11.51 117.05 620.81 13364.90 01:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:01 AM 13211172 15076692 2930360 18.15 2688 2062952 819952 4.77 202928 2317644 126960 01:24:02 AM 13202060 15069160 2939472 18.21 2688 2063440 819952 4.77 202932 2318988 24 01:25:01 AM 12367900 14373440 3773632 23.38 2688 2192796 1567556 9.12 218408 3105820 78692 01:26:01 AM 10344412 13486924 5797120 35.91 2688 3315248 2255036 13.12 448480 4867384 850332 01:27:01 AM 9508528 13225388 6633004 41.09 2688 3877484 2456812 14.29 729120 5401228 519880 01:28:01 AM 9020448 13241372 7121084 44.12 2688 4376392 2431208 14.14 876504 5732704 80692 01:29:01 AM 7644580 12065728 8496952 52.64 2688 4559380 3569208 20.76 957580 6998540 124160 01:30:01 AM 10587756 14916884 5553776 34.41 2688 4455352 897620 5.22 1171756 3820672 55456 Average: 10735857 13931948 5405675 33.49 2688 3362880 1852168 10.77 600964 4320372 229524 01:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 128.46 104.82 1207.62 28.60 0.00 0.00 0.00 0.00 01:24:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:02 AM eth0 106.85 95.18 264.07 26.27 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 289.61 307.98 1284.74 82.94 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 01:26:01 AM eth0 442.75 343.60 7944.14 39.13 0.00 0.00 0.00 0.00 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 103.75 85.76 1835.27 16.62 0.00 0.00 0.00 0.00 01:28:01 AM lo 2.98 2.98 0.56 0.56 0.00 0.00 0.00 0.00 01:28:01 AM eth0 23.68 23.98 62.21 7.48 0.00 0.00 0.00 0.00 01:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM eth0 39.27 38.55 141.54 16.28 0.00 0.00 0.00 0.00 01:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM eth0 34.34 29.91 39.07 13.39 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.08 0.08 0.00 0.00 0.00 0.00 Average: eth0 145.81 128.36 1598.45 28.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/07/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM CPU %user %nice %system %iowait %steal %idle 01:23:01 AM all 16.02 0.64 9.82 1.36 0.07 72.09 01:23:01 AM 0 3.99 0.72 10.49 1.85 0.07 82.89 01:23:01 AM 1 25.35 0.79 10.99 1.05 0.08 61.74 01:23:01 AM 2 14.01 0.62 9.75 1.04 0.07 74.52 01:23:01 AM 3 20.76 0.43 8.04 1.51 0.07 69.19 01:24:02 AM all 0.50 0.00 0.38 0.31 0.04 98.77 01:24:02 AM 0 0.20 0.00 0.25 0.60 0.03 98.92 01:24:02 AM 1 0.89 0.00 0.64 0.07 0.05 98.36 01:24:02 AM 2 0.33 0.00 0.47 0.50 0.05 98.65 01:24:02 AM 3 0.57 0.00 0.17 0.08 0.03 99.15 01:25:01 AM all 13.09 0.00 1.31 0.44 0.08 85.08 01:25:01 AM 0 13.68 0.00 1.04 0.37 0.07 84.84 01:25:01 AM 1 14.40 0.00 1.02 0.05 0.07 84.46 01:25:01 AM 2 11.67 0.00 1.53 1.07 0.09 85.64 01:25:01 AM 3 12.63 0.00 1.67 0.26 0.09 85.36 01:26:01 AM all 48.14 0.00 3.05 1.39 0.08 47.34 01:26:01 AM 0 49.38 0.00 5.29 2.77 0.08 42.47 01:26:01 AM 1 47.93 0.00 2.08 0.62 0.08 49.29 01:26:01 AM 2 48.91 0.00 2.28 0.80 0.08 47.92 01:26:01 AM 3 46.35 0.00 2.54 1.36 0.08 49.67 01:27:01 AM all 64.84 0.00 2.92 0.55 0.10 31.60 01:27:01 AM 0 64.55 0.00 2.23 0.27 0.10 32.85 01:27:01 AM 1 69.44 0.00 5.06 0.60 0.10 24.80 01:27:01 AM 2 63.11 0.00 2.76 0.84 0.10 33.19 01:27:01 AM 3 62.23 0.00 1.62 0.49 0.10 35.56 01:28:01 AM all 48.61 0.00 2.75 1.07 0.09 47.48 01:28:01 AM 0 42.10 0.00 2.53 0.42 0.08 54.87 01:28:01 AM 1 58.34 0.00 4.29 0.20 0.08 37.09 01:28:01 AM 2 40.88 0.00 2.13 2.23 0.10 54.66 01:28:01 AM 3 53.10 0.00 2.04 1.44 0.08 43.33 01:29:01 AM all 53.44 0.00 2.92 0.19 0.09 43.36 01:29:01 AM 0 69.23 0.00 6.08 0.08 0.10 24.50 01:29:01 AM 1 42.10 0.00 1.42 0.35 0.10 56.02 01:29:01 AM 2 46.63 0.00 1.31 0.13 0.08 51.85 01:29:01 AM 3 55.81 0.00 2.85 0.20 0.08 41.05 01:30:01 AM all 33.74 0.00 2.62 0.46 0.08 63.10 01:30:01 AM 0 37.15 0.00 2.39 0.43 0.10 59.92 01:30:01 AM 1 30.27 0.00 1.77 0.82 0.08 67.05 01:30:01 AM 2 21.06 0.00 1.46 0.44 0.08 76.96 01:30:01 AM 3 46.44 0.00 4.84 0.17 0.07 48.49 Average: all 34.82 0.08 3.22 0.72 0.08 61.07 Average: 0 35.03 0.09 3.79 0.85 0.08 60.15 Average: 1 36.13 0.10 3.41 0.47 0.08 59.80 Average: 2 30.85 0.08 2.71 0.88 0.08 65.40 Average: 3 37.26 0.05 2.97 0.69 0.08 58.95