---> uname -a: Linux prd-centos8-builder-2c-4g-9296.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 498 1126 17 2041 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:df:59:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.28/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fedf:593c/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) 03/20/2026 _x86_64_ (2 CPU) 07:03:56 LINUX RESTART (2 CPU) 07:05:03 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 46.19 0.69 45.50 20.82 5893.54 07:07:01 AM 70.59 0.07 70.53 0.80 7271.68 07:08:01 AM 35.70 2.18 33.52 109.83 4720.34 07:09:01 AM 23.88 0.27 23.61 41.86 983.27 07:10:01 AM 18.29 0.00 18.29 0.00 625.06 07:11:01 AM 16.61 0.72 15.89 31.06 473.46 07:12:01 AM 17.50 0.38 17.12 38.64 502.38 Average: 32.62 0.61 32.00 34.78 2909.97 07:05:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1346232 2951152 2407452 64.14 2104 1779540 708268 14.75 157180 1984132 70504 07:07:01 AM 1196716 2956180 2556968 68.12 2104 1921340 652372 13.58 146140 2097056 87916 07:08:01 AM 1140476 2944188 2613208 69.62 2104 1964312 658060 13.70 171728 2123288 22172 07:09:01 AM 1161316 2965668 2592368 69.06 2104 1965420 638564 13.30 210644 2063448 8436 07:10:01 AM 1175016 2978400 2578668 68.70 2104 1964492 630040 13.12 211092 2048628 4 07:11:01 AM 1179836 2984308 2573848 68.57 2104 1965400 621296 12.94 395180 1860660 7508 07:12:01 AM 1178412 2988428 2575272 68.61 2104 1970516 622312 12.96 394940 1861936 21656 Average: 1196858 2966903 2556826 68.12 2104 1933003 647273 13.48 240986 2005593 31171 07:05:03 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 65.32 49.91 838.49 5.60 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 24.34 22.06 257.33 4.85 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 42.15 34.61 639.03 6.41 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 13.65 15.61 13.47 6.05 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 10.30 12.71 8.59 5.03 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 16.33 15.29 16.77 6.24 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 10.86 11.38 8.70 5.56 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 25.95 22.95 251.83 5.68 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) 03/20/2026 _x86_64_ (2 CPU) 07:03:56 LINUX RESTART (2 CPU) 07:05:03 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 28.33 0.00 3.30 1.23 2.97 64.18 07:06:01 AM 0 30.49 0.00 3.66 0.89 3.03 61.93 07:06:01 AM 1 26.16 0.00 2.93 1.57 2.91 66.43 07:07:01 AM all 36.03 0.00 4.52 3.04 4.32 52.08 07:07:01 AM 0 42.48 0.00 5.68 3.55 4.36 43.92 07:07:01 AM 1 29.60 0.00 3.36 2.54 4.27 60.23 07:08:01 AM all 33.30 0.00 3.16 1.33 4.82 57.39 07:08:01 AM 0 55.06 0.00 4.15 1.76 4.20 34.83 07:08:01 AM 1 12.06 0.00 2.20 0.91 5.43 79.40 07:09:01 AM all 35.14 0.00 2.74 0.87 4.65 56.60 07:09:01 AM 0 42.66 0.00 3.05 0.99 4.45 48.86 07:09:01 AM 1 27.67 0.00 2.43 0.76 4.86 64.28 07:10:01 AM all 35.42 0.00 2.29 0.47 3.98 57.84 07:10:01 AM 0 41.43 0.00 2.53 0.65 3.69 51.71 07:10:01 AM 1 29.47 0.00 2.05 0.29 4.27 63.92 07:11:01 AM all 34.77 0.00 3.18 0.71 2.95 58.39 07:11:01 AM 0 46.05 0.00 3.91 0.73 2.56 46.76 07:11:01 AM 1 23.62 0.00 2.46 0.69 3.33 69.90 07:12:01 AM all 40.88 0.00 3.78 0.37 2.46 52.50 07:12:01 AM 0 57.66 0.00 4.78 0.35 2.36 34.85 07:12:01 AM 1 24.24 0.00 2.80 0.39 2.57 70.00 Average: all 34.87 0.00 3.28 1.15 3.75 56.96 Average: 0 45.17 0.00 3.97 1.28 3.53 46.05 Average: 1 24.65 0.00 2.60 1.02 3.96 67.77