---> uname -a: Linux prd-centos8-builder-2c-4g-1986.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 525 1029 17 2110 2862 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:56:c2:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.236/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85906sec preferred_lft 85906sec inet6 fe80::f816:3eff:fe56:c234/64 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) 05/28/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:04:02 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 262.80 189.13 73.68 15185.43 38708.71 08:06:01 AM 61.31 0.38 60.93 34.11 5667.95 08:07:01 AM 67.88 2.13 65.74 84.91 10901.68 08:08:01 AM 28.93 0.05 28.88 1.33 2919.36 08:09:01 AM 19.13 0.27 18.86 41.85 507.33 08:10:01 AM 15.55 0.00 15.55 0.00 594.63 08:11:01 AM 20.89 0.72 20.17 31.05 722.41 08:12:01 AM 19.03 0.38 18.64 38.65 540.45 Average: 61.53 23.79 37.73 1900.01 7506.65 08:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1539892 3021216 2213784 58.98 2104 1660208 658928 13.72 139108 1825544 82840 08:06:01 AM 1278908 2985304 2474768 65.93 2104 1874000 651368 13.56 144660 2039664 171808 08:07:01 AM 1126672 2957524 2627004 69.98 2104 1990376 652976 13.60 147668 2153848 24264 08:08:01 AM 962316 2872216 2791360 74.36 2104 2068984 736216 15.33 177612 2287140 47976 08:09:01 AM 985656 2896708 2768020 73.74 2104 2070076 704812 14.68 216776 2225532 46924 08:10:01 AM 1077504 2949220 2676172 71.29 2104 2030664 646540 13.46 214168 2134940 7464 08:11:01 AM 1071180 2943820 2682496 71.46 2104 2031568 652788 13.59 398260 1957640 7508 08:12:01 AM 1054856 2932188 2698820 71.90 2104 2035864 662216 13.79 398160 1974288 20852 Average: 1137123 2944774 2616553 69.71 2104 1970218 670730 13.97 229552 2074824 51204 08:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 211.14 117.24 1022.28 56.80 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 82.76 68.19 961.91 7.48 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 18.99 18.38 73.46 4.68 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 53.29 45.03 662.30 7.39 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 12.58 14.46 13.18 6.08 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 12.55 11.16 13.31 3.88 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 15.61 15.16 16.43 6.47 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 11.81 12.70 9.37 6.18 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 52.02 37.63 345.17 12.28 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) 05/28/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:04:02 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 45.08 0.06 13.87 12.59 1.63 26.77 08:05:01 AM 0 42.92 0.07 15.38 14.65 1.74 25.24 08:05:01 AM 1 47.24 0.05 12.35 10.52 1.52 28.31 08:06:01 AM all 38.30 0.00 4.26 1.49 1.63 54.32 08:06:01 AM 0 23.33 0.00 3.14 0.75 1.33 71.46 08:06:01 AM 1 53.35 0.00 5.39 2.24 1.94 37.09 08:07:01 AM all 38.87 0.00 4.09 2.80 1.51 52.74 08:07:01 AM 0 28.22 0.00 3.88 3.89 1.35 62.66 08:07:01 AM 1 49.53 0.00 4.30 1.70 1.67 42.81 08:08:01 AM all 37.85 0.00 2.32 0.61 1.58 57.64 08:08:01 AM 0 15.21 0.00 1.59 0.76 1.44 81.00 08:08:01 AM 1 60.66 0.00 3.07 0.45 1.72 34.11 08:09:01 AM all 38.31 0.00 2.55 0.33 1.55 57.25 08:09:01 AM 0 27.86 0.00 1.98 0.46 1.41 68.29 08:09:01 AM 1 48.80 0.00 3.13 0.20 1.70 46.17 08:10:01 AM all 34.70 0.00 2.32 0.27 1.35 61.36 08:10:01 AM 0 12.55 0.00 1.31 0.18 0.91 85.04 08:10:01 AM 1 56.90 0.00 3.33 0.37 1.78 37.63 08:11:01 AM all 36.99 0.00 2.94 0.64 1.45 57.97 08:11:01 AM 0 15.20 0.00 2.19 0.86 1.14 80.60 08:11:01 AM 1 58.88 0.00 3.70 0.42 1.77 35.24 08:12:01 AM all 40.97 0.00 3.31 0.24 1.57 53.90 08:12:01 AM 0 34.37 0.00 2.77 0.22 1.38 61.26 08:12:01 AM 1 47.57 0.00 3.85 0.27 1.76 46.54 Average: all 38.86 0.01 4.43 2.34 1.53 52.83 Average: 0 24.89 0.01 3.99 2.68 1.34 67.09 Average: 1 52.88 0.01 4.86 1.99 1.73 38.53