---> uname -a: Linux prd-centos8-builder-2c-4g-4064.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: 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): 0,1 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 515 1034 17 2115 2872 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:f5:ca:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fef5:ca5e/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) 06/23/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 259.78 187.34 72.44 15302.27 37939.29 07:06:01 AM 61.48 0.38 61.10 34.12 5940.12 07:07:01 AM 66.67 2.10 64.57 84.39 10820.03 07:08:01 AM 29.19 0.08 29.10 1.87 3136.86 07:09:01 AM 23.22 0.27 22.96 41.85 938.31 07:10:01 AM 15.26 0.00 15.26 0.00 387.55 07:11:01 AM 14.68 0.00 14.68 0.00 527.76 07:12:01 AM 20.53 1.10 19.43 69.71 791.25 Average: 61.36 23.92 37.44 1942.29 7561.12 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1551176 3027752 2202508 58.68 2104 1655736 629904 13.12 138240 1816284 78304 07:06:01 AM 1303048 3004772 2450636 65.29 2104 1869028 615792 12.82 145160 2013916 174208 07:07:01 AM 1121924 2963976 2631760 70.11 2104 2001168 627256 13.06 149568 2153568 44848 07:08:01 AM 998368 2912120 2755316 73.40 2104 2072416 676840 14.09 177712 2250180 58696 07:09:01 AM 1043820 2921252 2709864 72.19 2104 2036072 673600 14.03 214188 2167508 8500 07:10:01 AM 1084208 2960816 2669476 71.12 2104 2035096 632288 13.17 214724 2126888 7464 07:11:01 AM 966512 2882308 2787172 74.25 2104 2074516 705128 14.68 218452 2241800 46928 07:12:01 AM 1084456 2964816 2669228 71.11 2104 2038604 619460 12.90 400696 1940428 8788 Average: 1144189 2954726 2609495 69.52 2104 1972830 647534 13.48 207342 2088822 53467 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 188.39 110.14 957.03 55.08 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 77.61 62.98 890.14 6.83 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 29.38 24.38 155.70 5.12 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 43.61 34.00 656.84 6.62 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 13.44 15.28 13.68 5.83 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 8.83 10.35 7.19 4.60 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 11.36 11.85 9.91 3.92 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 18.78 17.13 17.96 7.72 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 48.93 35.77 338.59 11.97 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) 06/23/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 43.13 0.08 14.32 13.10 3.20 26.16 07:05:01 AM 0 44.11 0.10 14.69 16.07 2.78 22.25 07:05:01 AM 1 42.16 0.07 13.95 10.14 3.62 30.06 07:06:01 AM all 34.52 0.00 4.23 2.00 2.99 56.26 07:06:01 AM 0 33.39 0.00 3.59 1.64 3.05 58.33 07:06:01 AM 1 35.64 0.00 4.87 2.37 2.93 54.19 07:07:01 AM all 37.14 0.00 3.98 2.61 3.89 52.37 07:07:01 AM 0 14.61 0.00 2.85 2.50 4.35 75.68 07:07:01 AM 1 60.17 0.00 5.14 2.73 3.42 28.54 07:08:01 AM all 36.27 0.00 2.37 1.10 3.47 56.80 07:08:01 AM 0 21.12 0.00 1.99 1.26 3.44 72.20 07:08:01 AM 1 51.53 0.00 2.76 0.94 3.50 41.28 07:09:01 AM all 36.58 0.00 2.50 0.70 3.26 56.95 07:09:01 AM 0 11.28 0.00 1.58 1.01 3.32 82.82 07:09:01 AM 1 62.29 0.00 3.44 0.40 3.20 30.67 07:10:01 AM all 34.08 0.00 1.93 0.39 2.99 60.61 07:10:01 AM 0 11.14 0.00 1.29 0.26 3.03 84.28 07:10:01 AM 1 57.36 0.00 2.58 0.51 2.96 36.59 07:11:01 AM all 28.40 0.00 2.00 0.27 1.63 67.70 07:11:01 AM 0 16.99 0.00 1.94 0.30 1.54 79.24 07:11:01 AM 1 39.84 0.00 2.06 0.25 1.73 56.12 07:12:01 AM all 39.50 0.00 3.44 0.55 2.07 54.44 07:12:01 AM 0 21.48 0.00 3.02 0.45 1.77 73.29 07:12:01 AM 1 57.57 0.00 3.86 0.66 2.37 35.53 Average: all 36.20 0.01 4.33 2.58 2.94 53.94 Average: 0 21.69 0.01 3.84 2.91 2.92 68.62 Average: 1 50.83 0.01 4.83 2.25 2.97 39.12