---> uname -a: Linux prd-centos8-builder-2c-4g-3511.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 526 1021 17 2117 2860 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:57:ed:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe57:ed5e/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) 06/16/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 256.07 183.81 72.26 15069.73 37947.89 07:06:01 AM 60.46 0.38 60.07 34.13 5965.47 07:07:01 AM 63.31 2.13 61.18 84.91 10404.87 07:08:01 AM 28.36 0.05 28.31 1.33 3361.51 07:09:01 AM 24.56 0.27 24.30 41.86 979.35 07:10:01 AM 17.28 0.98 16.29 23.99 419.18 07:11:01 AM 16.86 0.63 16.23 20.79 600.18 07:12:01 AM 18.55 0.47 18.08 48.93 535.68 Average: 60.69 23.60 37.09 1916.10 7527.71 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1563128 3039036 2190556 58.36 2104 1655060 614276 12.79 137968 1805764 77584 07:06:01 AM 1307872 3014732 2445812 65.16 2104 1874184 607000 12.64 145144 2008976 176760 07:07:01 AM 1149452 2986016 2604232 69.38 2104 1995744 607036 12.64 148272 2131032 48460 07:08:01 AM 1056560 2932608 2697124 71.85 2104 2034720 664648 13.84 174268 2197136 22224 07:09:01 AM 1081324 2958748 2672360 71.19 2104 2035832 640864 13.35 214104 2131012 8500 07:10:01 AM 1069348 2946524 2684336 71.51 2104 2035580 647456 13.48 215212 2140144 7480 07:11:01 AM 1048936 2926716 2704748 72.06 2104 2036188 660152 13.75 215984 2161120 7472 07:12:01 AM 1038372 2927268 2715312 72.34 2104 2047380 662216 13.79 402996 1984132 18608 Average: 1164374 2966456 2589310 68.98 2104 1964336 637956 13.28 206744 2069914 45886 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 209.36 117.02 960.60 55.73 0.00 0.00 0.00 0.00 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 86.90 72.42 933.70 7.55 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 31.54 25.11 110.45 5.06 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 48.47 40.70 655.30 6.53 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 13.76 15.48 13.86 6.04 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 16.81 16.76 13.63 17.21 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 12.13 12.68 10.86 4.05 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 15.41 15.60 17.05 7.55 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 54.30 39.47 339.44 13.72 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) 06/16/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 41.89 0.07 12.89 12.68 3.43 29.05 07:05:01 AM 0 38.26 0.10 9.59 9.68 3.31 39.07 07:05:01 AM 1 45.56 0.03 16.23 15.71 3.55 18.92 07:06:01 AM all 35.44 0.00 4.24 1.89 3.19 55.24 07:06:01 AM 0 27.78 0.00 3.46 1.66 2.99 64.12 07:06:01 AM 1 43.12 0.00 5.02 2.12 3.39 46.35 07:07:01 AM all 36.31 0.00 3.72 2.07 3.62 54.27 07:07:01 AM 0 17.05 0.00 2.68 2.03 3.58 74.66 07:07:01 AM 1 55.77 0.00 4.78 2.12 3.66 33.67 07:08:01 AM all 35.97 0.00 2.22 1.07 2.61 58.13 07:08:01 AM 0 13.51 0.00 1.08 1.13 2.25 82.02 07:08:01 AM 1 58.54 0.00 3.35 1.01 2.97 34.13 07:09:01 AM all 35.29 0.00 2.61 0.65 3.35 58.10 07:09:01 AM 0 39.92 0.00 3.04 0.83 2.83 53.39 07:09:01 AM 1 30.73 0.00 2.18 0.47 3.86 62.75 07:10:01 AM all 38.48 0.00 2.09 0.26 2.58 56.59 07:10:01 AM 0 5.64 0.00 1.02 0.18 2.21 90.94 07:10:01 AM 1 71.73 0.00 3.17 0.35 2.94 21.81 07:11:01 AM all 33.77 0.00 2.35 0.45 1.76 61.67 07:11:01 AM 0 17.88 0.00 1.74 0.69 1.52 78.17 07:11:01 AM 1 49.69 0.00 2.97 0.20 2.01 45.14 07:12:01 AM all 40.38 0.00 3.26 0.47 1.88 54.00 07:12:01 AM 0 25.46 0.00 3.14 0.48 1.41 69.50 07:12:01 AM 1 55.23 0.00 3.38 0.46 2.35 38.58 Average: all 37.18 0.01 4.16 2.43 2.80 53.41 Average: 0 23.15 0.01 3.22 2.08 2.52 69.02 Average: 1 51.25 0.00 5.11 2.78 3.09 37.75