---> uname -a: Linux prd-centos8-builder-2c-4g-1830.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 531 1014 17 2119 2855 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:38:5d:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:fe38:5df0/64 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) 05/26/2026 _x86_64_ (2 CPU) 13:03:52 LINUX RESTART (2 CPU) 01:05:01 PM tps rtps wtps bread/s bwrtn/s 01:06:01 PM 63.62 0.38 63.24 34.13 6326.36 01:07:01 PM 64.01 2.13 61.88 84.91 11003.38 01:08:01 PM 24.91 0.05 24.86 1.33 2588.67 01:09:01 PM 26.26 1.50 24.76 155.71 978.64 01:10:01 PM 19.26 0.98 18.27 23.99 559.12 01:11:01 PM 14.27 0.72 13.56 31.04 465.56 01:12:01 PM 18.16 0.38 17.78 38.65 529.49 Average: 32.93 0.88 32.05 52.82 3207.04 01:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 PM 1296452 2997032 2457232 65.46 2104 1868124 642864 13.39 144596 2022136 167720 01:07:01 PM 1158812 2993472 2594872 69.13 2104 1993860 607884 12.66 147884 2119720 24104 01:08:01 PM 989916 2902692 2763768 73.63 2104 2071656 704188 14.66 177280 2260460 59680 01:09:01 PM 1038260 2918176 2715424 72.34 2104 2038732 686024 14.29 215504 2172824 8496 01:10:01 PM 1105188 2985084 2648496 70.56 2104 2038476 614892 12.80 216952 2102536 3196 01:11:01 PM 1081892 2962992 2671792 71.18 2104 2039544 633000 13.18 401168 1942060 7620 01:12:01 PM 1061048 2948104 2692636 71.73 2104 2045032 646908 13.47 401116 1961772 22168 Average: 1104510 2958222 2649174 70.58 2104 2013632 647966 13.49 243500 2083073 41855 01:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 78.22 59.44 1017.02 6.51 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 30.52 23.88 157.84 8.44 0.00 0.00 0.00 0.00 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 51.80 40.25 662.43 7.27 0.00 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM eth0 15.33 16.70 14.20 6.04 0.00 0.00 0.00 0.00 01:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 PM eth0 18.06 16.54 14.57 14.26 0.00 0.00 0.00 0.00 01:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 PM eth0 16.57 16.17 17.58 6.17 0.00 0.00 0.00 0.00 01:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 PM eth0 11.15 12.40 9.12 5.97 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 31.66 26.48 270.36 7.81 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) 05/26/2026 _x86_64_ (2 CPU) 13:03:52 LINUX RESTART (2 CPU) 01:05:01 PM CPU %user %nice %system %iowait %steal %idle 01:06:01 PM all 35.13 0.00 4.33 2.49 4.87 53.18 01:06:01 PM 0 39.87 0.00 4.69 2.62 5.02 47.80 01:06:01 PM 1 30.39 0.00 3.97 2.36 4.72 58.56 01:07:01 PM all 36.46 0.00 4.08 2.29 4.54 52.63 01:07:01 PM 0 48.46 0.00 4.76 2.22 4.47 40.09 01:07:01 PM 1 24.64 0.00 3.40 2.36 4.61 64.99 01:08:01 PM all 36.00 0.00 2.21 0.76 4.44 56.59 01:08:01 PM 0 46.84 0.00 2.87 0.93 4.31 45.06 01:08:01 PM 1 25.28 0.00 1.57 0.58 4.58 67.99 01:09:01 PM all 35.59 0.00 2.68 1.19 3.67 56.86 01:09:01 PM 0 55.52 0.00 3.51 1.13 4.23 35.61 01:09:01 PM 1 15.74 0.00 1.86 1.26 3.12 78.02 01:10:01 PM all 37.56 0.00 2.33 0.50 4.14 55.48 01:10:01 PM 0 48.32 0.00 2.46 0.72 4.27 44.22 01:10:01 PM 1 26.86 0.00 2.19 0.28 4.00 66.67 01:11:01 PM all 33.45 0.00 2.75 0.30 3.88 59.63 01:11:01 PM 0 27.12 0.00 2.42 0.25 3.68 66.53 01:11:01 PM 1 39.81 0.00 3.07 0.34 4.07 52.71 01:12:01 PM all 38.85 0.00 3.51 0.41 3.90 53.34 01:12:01 PM 0 50.21 0.00 3.99 0.59 3.78 41.43 01:12:01 PM 1 27.59 0.00 3.04 0.23 4.02 65.13 Average: all 36.15 0.00 3.13 1.14 4.21 55.38 Average: 0 45.18 0.00 3.53 1.21 4.25 45.83 Average: 1 27.17 0.00 2.73 1.06 4.16 64.88