---> uname -a: Linux prd-centos8-builder-2c-4g-478.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 506 926 17 2233 2881 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:a0:45:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85754sec preferred_lft 85754sec inet6 fe80::f816:3eff:fea0:4556/64 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) 10/19/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:02 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 53.59 2.85 50.75 322.87 5521.55 07:07:01 AM 60.93 0.73 60.20 202.07 8201.73 07:08:01 AM 44.54 0.55 43.99 66.92 12677.90 07:09:01 AM 28.81 0.05 28.76 1.33 3794.49 07:10:01 AM 23.74 0.20 23.54 32.39 4590.47 07:11:01 AM 16.51 0.03 16.48 1.73 535.59 07:12:01 AM 14.30 0.00 14.30 0.00 477.07 07:13:01 AM 6.47 0.00 6.47 0.00 194.25 07:14:01 AM 30.81 11.18 19.63 394.33 741.31 Average: 31.04 1.73 29.31 113.13 4078.97 07:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1383304 3028172 2370368 63.15 2104 1813516 594012 12.37 135348 1946068 136176 07:07:01 AM 1083444 2979016 2670228 71.14 2104 2055632 612588 12.76 138364 2211012 182652 07:08:01 AM 839836 2885684 2913836 77.63 2104 2204772 694892 14.47 154168 2430660 68492 07:09:01 AM 710760 2792796 3042912 81.06 2104 2239004 788324 16.42 186536 2521412 137668 07:10:01 AM 982300 2967328 2771372 73.83 2104 2143284 617596 12.86 214760 2224052 5840 07:11:01 AM 1003440 2990004 2750232 73.27 2104 2144868 591008 12.31 216484 2202024 7372 07:12:01 AM 983408 2968460 2770264 73.80 2104 2143340 610800 12.72 216960 2221292 4 07:13:01 AM 972028 2959600 2781644 74.10 2104 2146004 620464 12.92 217316 2234248 8492 07:14:01 AM 978264 2977228 2775408 73.94 2104 2156796 600504 12.50 408596 2034216 7384 Average: 992976 2949810 2760696 73.55 2104 2116357 636688 13.26 209837 2224998 61564 07:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 56.40 47.27 883.44 5.37 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 59.20 50.55 909.05 6.56 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 42.41 38.68 718.10 5.89 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 6.73 7.98 4.08 3.38 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 7.83 8.86 8.35 3.07 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 9.12 9.58 5.29 3.97 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 7.08 7.96 5.69 2.90 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 7.53 7.37 6.25 1.96 0.00 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 14.63 13.33 13.62 6.66 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 23.38 21.24 282.66 4.42 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) 10/19/2026 _x86_64_ (2 CPU) 07:03:47 LINUX RESTART (2 CPU) 07:05:02 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 23.92 0.00 3.20 1.07 0.07 71.75 07:06:01 AM 0 25.51 0.00 3.63 1.04 0.07 69.76 07:06:01 AM 1 22.34 0.00 2.76 1.10 0.07 73.73 07:07:01 AM all 21.96 0.00 3.29 2.33 0.08 72.34 07:07:01 AM 0 10.85 0.00 2.50 2.22 0.07 84.36 07:07:01 AM 1 33.07 0.00 4.07 2.44 0.10 60.32 07:08:01 AM all 29.35 0.00 2.70 1.52 0.08 66.36 07:08:01 AM 0 7.97 0.00 1.58 1.52 0.07 88.86 07:08:01 AM 1 50.77 0.00 3.81 1.52 0.08 43.82 07:09:01 AM all 25.85 0.00 2.64 0.42 0.08 71.01 07:09:01 AM 0 17.25 0.00 1.80 0.37 0.07 80.51 07:09:01 AM 1 34.44 0.00 3.48 0.47 0.08 61.53 07:10:01 AM all 19.27 0.00 2.00 0.68 0.08 77.97 07:10:01 AM 0 9.94 0.00 1.53 0.67 0.07 87.79 07:10:01 AM 1 28.61 0.00 2.47 0.70 0.08 68.14 07:11:01 AM all 20.61 0.00 1.84 0.19 0.05 77.31 07:11:01 AM 0 8.45 0.00 1.50 0.05 0.03 89.96 07:11:01 AM 1 32.75 0.00 2.17 0.33 0.07 64.68 07:12:01 AM all 18.84 0.00 0.98 0.51 0.08 79.59 07:12:01 AM 0 10.22 0.00 0.90 0.38 0.07 88.43 07:12:01 AM 1 27.44 0.00 1.07 0.63 0.08 70.77 07:13:01 AM all 8.98 0.00 1.09 0.14 0.04 89.75 07:13:01 AM 0 5.78 0.00 0.99 0.25 0.05 92.93 07:13:01 AM 1 12.17 0.00 1.18 0.03 0.03 86.58 07:14:01 AM all 26.67 0.00 2.19 0.93 0.08 70.13 07:14:01 AM 0 15.22 0.00 1.92 1.75 0.07 81.04 07:14:01 AM 1 38.12 0.00 2.47 0.10 0.08 59.23 Average: all 21.71 0.00 2.21 0.86 0.07 75.14 Average: 0 12.33 0.00 1.82 0.92 0.06 84.88 Average: 1 31.09 0.00 2.61 0.81 0.08 65.41