---> uname -a: Linux prd-centos8-builder-2c-4g-7449.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 482 1005 17 2177 2905 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:94:d1:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85860sec preferred_lft 85860sec inet6 fe80::f816:3eff:fe94:d1e3/64 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) 08/04/2026 _x86_64_ (2 CPU) 07:03:43 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 182.04 113.14 68.90 11477.99 38327.30 07:06:01 AM 66.44 0.20 66.24 29.99 6078.26 07:07:01 AM 60.76 1.25 59.51 234.89 10835.84 07:08:01 AM 24.33 0.05 24.28 1.33 4370.76 07:09:01 AM 23.66 0.23 23.43 34.12 992.44 07:10:01 AM 16.03 0.00 16.03 0.00 386.52 07:11:01 AM 12.89 0.00 12.89 0.00 528.30 07:12:01 AM 17.88 0.90 16.98 46.38 465.08 Average: 50.50 14.47 36.03 1478.23 7748.18 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1592420 3062652 2161256 57.58 2104 1648940 597764 12.45 137968 1773236 56852 07:06:01 AM 1293224 3008048 2460452 65.55 2104 1882092 612884 12.76 145412 2022168 173308 07:07:01 AM 1112712 3011940 2640964 70.36 2104 2058588 594228 12.37 147704 2165664 79964 07:08:01 AM 1010044 2950148 2743632 73.09 2104 2098756 652732 13.59 174636 2241544 22236 07:09:01 AM 1059024 2999832 2694652 71.79 2104 2099636 603116 12.56 213924 2152776 8500 07:10:01 AM 962812 2941088 2790864 74.35 2104 2137092 660232 13.75 217504 2245396 45944 07:11:01 AM 1007372 2948132 2746304 73.16 2104 2099640 648832 13.51 215400 2203212 8492 07:12:01 AM 1016408 2958848 2737268 72.92 2104 2101036 636780 13.26 399400 2010020 8356 Average: 1131752 2985086 2621924 69.85 2104 2015722 625821 13.03 206494 2101752 50456 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 211.68 119.47 933.88 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 86.52 65.41 967.04 7.28 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 50.97 45.18 433.72 6.54 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 45.43 33.69 655.84 5.86 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 13.30 15.24 13.64 5.68 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 7.65 9.68 6.33 4.52 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 11.76 12.43 10.38 8.40 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 14.98 15.00 16.46 7.20 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 55.29 39.51 379.65 12.78 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) 08/04/2026 _x86_64_ (2 CPU) 07:03:43 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 44.10 0.04 9.71 10.32 2.99 32.83 07:05:01 AM 0 43.41 0.05 11.75 8.74 3.38 32.66 07:05:01 AM 1 44.79 0.03 7.67 11.90 2.60 33.01 07:06:01 AM all 35.04 0.00 4.02 1.91 4.40 54.63 07:06:01 AM 0 47.07 0.00 5.06 1.72 3.86 42.29 07:06:01 AM 1 23.22 0.00 3.01 2.09 4.92 66.76 07:07:01 AM all 36.67 0.00 4.34 2.02 3.52 53.44 07:07:01 AM 0 51.33 0.00 5.39 1.78 3.41 38.09 07:07:01 AM 1 22.18 0.00 3.31 2.26 3.63 68.62 07:08:01 AM all 35.34 0.00 2.48 0.80 4.11 57.27 07:08:01 AM 0 46.64 0.00 3.28 1.09 4.00 44.99 07:08:01 AM 1 24.16 0.00 1.68 0.50 4.22 69.44 07:09:01 AM all 36.55 0.00 2.62 0.81 3.93 56.10 07:09:01 AM 0 50.39 0.00 3.31 1.11 3.91 41.27 07:09:01 AM 1 22.83 0.00 1.93 0.50 3.94 70.79 07:10:01 AM all 34.18 0.00 1.77 0.49 3.33 60.23 07:10:01 AM 0 57.95 0.00 2.42 0.71 3.11 35.81 07:10:01 AM 1 10.76 0.00 1.12 0.28 3.54 84.30 07:11:01 AM all 33.81 0.00 2.52 0.31 2.28 61.08 07:11:01 AM 0 38.36 0.00 2.28 0.30 2.25 56.82 07:11:01 AM 1 29.28 0.00 2.77 0.31 2.31 65.33 07:12:01 AM all 39.08 0.00 2.74 0.34 2.60 55.23 07:12:01 AM 0 41.45 0.00 3.41 0.54 2.78 51.82 07:12:01 AM 1 36.71 0.00 2.08 0.13 2.42 58.65 Average: all 36.83 0.01 3.76 2.11 3.40 53.89 Average: 0 47.08 0.01 4.60 1.99 3.34 42.98 Average: 1 26.66 0.00 2.93 2.22 3.46 64.72