---> uname -a: Linux prd-centos8-builder-2c-4g-4000.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 511 1038 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:83:4d:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fe83:4dff/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) 06/22/2026 _x86_64_ (2 CPU) 09:04:03 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 82.54 6.40 76.15 933.27 5783.69 09:07:01 AM 61.33 0.03 61.30 0.27 7598.47 09:08:01 AM 40.59 2.15 38.44 85.97 7045.65 09:09:01 AM 26.36 0.20 26.16 38.79 1008.28 09:10:01 AM 17.17 0.07 17.11 3.07 464.88 09:11:01 AM 14.91 0.00 14.91 0.00 564.93 09:12:02 AM 19.36 0.90 18.46 46.38 621.08 Average: 37.47 1.39 36.08 158.27 3298.19 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1234852 2933712 2518824 67.10 2104 1866828 695824 14.49 183288 2042524 168776 09:07:01 AM 1128904 2954760 2624772 69.93 2104 1985552 645740 13.45 146144 2154736 135836 09:08:01 AM 1135556 3010992 2618120 69.75 2104 2033928 581320 12.11 172140 2114640 21080 09:09:01 AM 995672 2911408 2758004 73.47 2104 2074496 678500 14.13 217284 2212772 47836 09:10:01 AM 1045324 2922612 2708352 72.15 2104 2036152 675836 14.07 214616 2165428 8492 09:11:01 AM 1059492 2936784 2694184 71.77 2104 2036156 659312 13.73 215204 2151384 8504 09:12:02 AM 1107372 2985376 2646304 70.50 2104 2036552 602004 12.54 399416 1918636 7384 Average: 1101025 2950806 2652651 70.67 2104 2009952 648362 13.50 221156 2108589 56844 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 67.75 49.78 822.09 7.48 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 42.49 32.99 364.50 5.17 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 49.62 36.07 660.80 6.03 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 10.50 13.26 12.08 5.59 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 10.98 12.24 7.89 5.29 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 12.56 12.90 11.05 3.98 0.00 0.00 0.00 0.00 09:12:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:02 AM eth0 14.28 12.48 15.33 6.39 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 29.74 24.25 270.55 5.70 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) 06/22/2026 _x86_64_ (2 CPU) 09:04:03 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 33.85 0.00 4.43 3.79 5.49 52.45 09:06:01 AM 0 39.04 0.00 4.74 4.97 5.34 45.92 09:06:01 AM 1 28.68 0.00 4.12 2.62 5.64 58.95 09:07:01 AM all 36.91 0.00 3.86 2.14 4.96 52.13 09:07:01 AM 0 44.30 0.00 4.23 2.68 5.12 43.67 09:07:01 AM 1 29.54 0.00 3.48 1.60 4.80 60.57 09:08:01 AM all 33.41 0.00 2.81 1.65 5.06 57.06 09:08:01 AM 0 38.26 0.00 3.27 1.64 4.88 51.94 09:08:01 AM 1 28.60 0.00 2.36 1.67 5.24 62.14 09:09:01 AM all 36.18 0.00 2.25 0.92 4.81 55.84 09:09:01 AM 0 35.78 0.00 1.99 1.06 4.66 56.52 09:09:01 AM 1 36.57 0.00 2.52 0.78 4.97 55.17 09:10:01 AM all 36.71 0.00 2.35 0.45 4.87 55.62 09:10:01 AM 0 52.50 0.00 3.11 0.79 4.75 38.85 09:10:01 AM 1 21.21 0.00 1.59 0.13 4.99 72.08 09:11:01 AM all 32.28 0.00 2.37 0.40 4.46 60.49 09:11:01 AM 0 30.84 0.00 2.32 0.46 4.47 61.91 09:11:01 AM 1 33.73 0.00 2.41 0.34 4.45 59.07 09:12:02 AM all 33.16 0.00 2.47 0.56 4.16 59.65 09:12:02 AM 0 43.34 0.00 2.71 0.49 4.30 49.16 09:12:02 AM 1 23.01 0.00 2.23 0.63 4.02 70.11 Average: all 34.64 0.00 2.93 1.42 4.83 56.17 Average: 0 40.57 0.00 3.20 1.73 4.79 49.72 Average: 1 28.75 0.00 2.67 1.11 4.87 62.59