---> uname -a: Linux prd-centos8-builder-2c-4g-2637.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 495 1054 17 2115 2892 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:17:33:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.70/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe17:3380/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 06/05/2026 _x86_64_ (2 CPU) 07:03:42 LINUX RESTART (2 CPU) 07:04:02 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 184.89 114.63 70.26 11784.69 39045.24 07:06:01 AM 66.79 0.20 66.59 29.99 6736.97 07:07:01 AM 56.16 3.07 53.10 108.36 9557.86 07:08:01 AM 30.39 0.08 30.31 1.87 3038.67 07:09:01 AM 16.91 0.27 16.64 41.85 478.54 07:10:01 AM 14.99 0.00 14.99 0.00 406.78 07:11:01 AM 16.61 0.72 15.89 31.06 602.58 07:12:01 AM 19.01 0.38 18.63 38.66 551.74 Average: 50.45 14.71 35.73 1483.53 7487.89 07:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1591188 3065360 2162484 57.61 2104 1652884 600928 12.51 137372 1774992 58748 07:06:01 AM 1280476 2994948 2473196 65.89 2104 1881876 629804 13.11 145084 2032392 133400 07:07:01 AM 1132716 2967872 2620956 69.82 2104 1994408 623976 12.99 148812 2144132 24252 07:08:01 AM 992308 2906444 2761364 73.56 2104 2073012 691348 14.40 178496 2254416 47064 07:09:01 AM 1055552 2932568 2698120 71.88 2104 2035688 663076 13.81 214528 2154492 8500 07:10:01 AM 1101532 2977568 2652140 70.65 2104 2034712 615432 12.82 215036 2107324 7464 07:11:01 AM 1149984 3027088 2603688 69.36 2104 2035768 568988 11.85 399396 1873900 7616 07:12:01 AM 1092136 2981528 2661536 70.90 2104 2047500 607896 12.66 400376 1931720 28396 Average: 1174486 2981672 2579186 68.71 2104 1969481 625181 13.02 229888 2034171 39430 07:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 222.02 120.73 986.29 56.75 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 82.92 61.25 992.71 7.11 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 20.21 17.73 36.51 14.87 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 47.33 39.29 656.80 6.77 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 12.23 13.91 12.83 5.25 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.93 11.58 8.44 4.67 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 15.36 14.33 16.45 5.84 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 11.53 12.96 10.12 6.03 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.35 36.30 338.70 13.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 06/05/2026 _x86_64_ (2 CPU) 07:03:42 LINUX RESTART (2 CPU) 07:04:02 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 44.55 0.06 10.54 9.87 4.60 30.39 07:05:01 AM 0 43.72 0.03 9.15 8.16 4.71 34.23 07:05:01 AM 1 45.38 0.08 11.94 11.58 4.48 26.54 07:06:01 AM all 35.70 0.00 4.02 2.60 3.76 53.92 07:06:01 AM 0 35.73 0.00 4.29 2.70 3.39 53.88 07:06:01 AM 1 35.68 0.00 3.74 2.50 4.12 53.96 07:07:01 AM all 39.15 0.00 4.21 1.75 3.19 51.70 07:07:01 AM 0 30.02 0.00 4.33 1.30 2.77 61.58 07:07:01 AM 1 48.27 0.00 4.10 2.20 3.60 41.83 07:08:01 AM all 36.50 0.00 2.25 1.32 2.74 57.19 07:08:01 AM 0 25.80 0.00 1.86 1.41 2.52 68.41 07:08:01 AM 1 47.23 0.00 2.64 1.22 2.97 45.94 07:09:01 AM all 37.13 0.00 2.67 0.48 2.79 56.92 07:09:01 AM 0 27.20 0.00 2.24 0.62 2.60 67.34 07:09:01 AM 1 47.09 0.00 3.11 0.33 2.98 46.48 07:10:01 AM all 36.69 0.00 2.31 0.22 2.19 58.59 07:10:01 AM 0 25.58 0.00 2.09 0.12 1.67 70.54 07:10:01 AM 1 47.76 0.00 2.53 0.33 2.71 46.67 07:11:01 AM all 35.04 0.00 2.97 0.54 2.40 59.05 07:11:01 AM 0 32.17 0.00 2.39 0.38 2.35 62.71 07:11:01 AM 1 37.91 0.00 3.55 0.69 2.45 55.39 07:12:01 AM all 40.23 0.00 3.52 0.49 2.63 53.13 07:12:01 AM 0 24.19 0.00 2.96 0.46 2.48 69.90 07:12:01 AM 1 56.39 0.00 4.07 0.51 2.78 36.24 Average: all 38.11 0.01 4.05 2.14 3.03 52.66 Average: 0 30.53 0.00 3.65 1.88 2.81 61.12 Average: 1 45.70 0.01 4.44 2.40 3.26 44.18