---> uname -a: Linux prd-centos8-builder-2c-4g-4393.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 512 1037 17 2115 2876 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:f8:99:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fef8:99de/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) 06/27/2026 _x86_64_ (2 CPU) 09:03:52 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 60.31 0.38 59.93 34.12 5636.40 09:07:01 AM 64.95 2.10 62.85 84.37 10828.72 09:08:01 AM 28.13 0.08 28.05 1.87 2912.83 09:09:01 AM 17.58 0.27 17.31 41.85 486.64 09:10:01 AM 15.24 0.00 15.24 0.00 386.64 09:11:01 AM 16.16 0.72 15.44 31.05 578.23 09:12:01 AM 18.82 0.38 18.44 38.65 548.54 Average: 31.60 0.56 31.04 33.13 3053.83 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1286128 2996392 2467556 65.74 2104 1877544 621736 12.95 145104 2031088 178396 09:07:01 AM 1121864 2957596 2631820 70.11 2104 1994908 635404 13.23 148196 2156940 24280 09:08:01 AM 993180 2907024 2760504 73.54 2104 2072536 682268 14.21 177392 2256896 46080 09:09:01 AM 1044840 2922420 2708844 72.16 2104 2036196 674144 14.04 213872 2167828 8488 09:10:01 AM 1087920 2964572 2665764 71.02 2104 2035212 630760 13.13 214448 2124544 7464 09:11:01 AM 1113620 2991416 2640064 70.33 2104 2036276 602036 12.54 398564 1914900 7620 09:12:01 AM 1105512 2988084 2648172 70.55 2104 2040556 603808 12.57 398464 1921072 20964 Average: 1107581 2961072 2646103 70.49 2104 2013318 635737 13.24 242291 2081895 41899 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 80.01 67.11 972.26 7.49 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 25.31 23.31 85.41 4.87 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 43.96 38.29 656.50 6.73 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 11.63 13.15 12.86 5.25 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 9.91 11.31 8.13 4.75 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 16.57 15.52 17.57 10.87 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 11.34 12.53 9.76 5.94 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 28.39 25.89 251.76 6.56 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) 06/27/2026 _x86_64_ (2 CPU) 09:03:52 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 38.28 0.00 4.32 1.33 1.92 54.16 09:06:01 AM 0 57.87 0.00 6.52 0.90 2.20 32.52 09:06:01 AM 1 18.83 0.00 2.13 1.75 1.64 75.65 09:07:01 AM all 39.06 0.00 4.13 1.95 1.80 53.06 09:07:01 AM 0 65.30 0.00 5.35 1.22 2.12 26.02 09:07:01 AM 1 13.05 0.00 2.93 2.68 1.47 79.86 09:08:01 AM all 38.54 0.00 2.56 0.70 1.67 56.54 09:08:01 AM 0 61.56 0.00 3.63 0.35 1.92 32.54 09:08:01 AM 1 15.68 0.00 1.49 1.05 1.43 80.36 09:09:01 AM all 37.95 0.00 2.66 0.50 1.61 57.28 09:09:01 AM 0 55.89 0.00 3.84 0.60 2.04 37.64 09:09:01 AM 1 20.09 0.00 1.48 0.40 1.18 76.85 09:10:01 AM all 38.16 0.00 2.39 0.28 1.62 57.55 09:10:01 AM 0 53.96 0.00 3.30 0.25 2.02 40.48 09:10:01 AM 1 22.37 0.00 1.48 0.32 1.22 74.61 09:11:01 AM all 35.58 0.00 3.17 0.37 1.65 59.23 09:11:01 AM 0 55.59 0.00 4.68 0.60 1.80 37.33 09:11:01 AM 1 15.65 0.00 1.66 0.13 1.49 81.06 09:12:01 AM all 40.71 0.00 3.78 0.35 1.38 53.78 09:12:01 AM 0 62.77 0.00 4.25 0.27 1.53 31.19 09:12:01 AM 1 18.68 0.00 3.31 0.43 1.23 76.35 Average: all 38.33 0.00 3.29 0.78 1.66 55.94 Average: 0 58.99 0.00 4.51 0.60 1.95 33.96 Average: 1 17.76 0.00 2.07 0.97 1.38 77.82