---> uname -a: Linux prd-centos8-builder-2c-4g-2047.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 501 1050 17 2113 2886 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:1f:aa:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.178/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85910sec preferred_lft 85910sec inet6 fe80::f816:3eff:fe1f:aa1f/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) 05/29/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:03 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 251.66 175.70 75.96 15159.76 39281.77 05:06:01 AM 66.82 0.27 66.55 32.12 6192.97 05:07:01 AM 62.22 2.10 60.12 84.39 10192.55 05:08:01 AM 26.81 0.08 26.72 1.87 2862.15 05:09:01 AM 19.66 0.27 19.39 41.85 497.85 05:10:01 AM 15.41 0.00 15.41 0.00 576.86 05:11:01 AM 22.17 0.72 21.46 31.05 744.53 05:12:01 AM 19.00 0.38 18.61 38.66 532.61 Average: 59.67 21.80 37.87 1868.63 7478.27 05:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1591216 3063580 2162460 57.61 2104 1651184 593080 12.35 137388 1775520 70748 05:06:01 AM 1264600 2979412 2489076 66.31 2104 1882364 638880 13.30 145376 2051244 154316 05:07:01 AM 1103284 2937268 2650392 70.61 2104 1993424 668020 13.91 148844 2176680 24336 05:08:01 AM 972860 2891160 2780816 74.08 2104 2077336 707280 14.73 178924 2276112 53352 05:09:01 AM 987824 2901892 2765852 73.68 2104 2073060 699456 14.57 217260 2223204 46924 05:10:01 AM 1102804 2977516 2650872 70.62 2104 2033648 623276 12.98 214564 2109588 8 05:11:01 AM 1081528 2957276 2672148 71.19 2104 2034552 644100 13.41 398660 1947652 7508 05:12:01 AM 1042696 2924084 2710980 72.22 2104 2039828 675232 14.06 398720 1986220 21828 Average: 1143352 2954024 2610324 69.54 2104 1973174 656166 13.66 229967 2068278 47378 05:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 216.06 116.46 985.71 56.85 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 96.45 82.49 1016.54 8.75 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 9.58 10.05 21.29 4.07 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 50.37 41.25 659.71 6.75 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 12.76 14.80 13.58 6.22 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 11.30 11.81 9.34 3.90 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 14.68 14.88 15.80 6.74 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 12.38 13.81 10.49 12.16 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 52.27 37.87 338.90 13.00 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) 05/29/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:03 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 43.60 0.06 12.06 13.38 1.91 29.00 05:05:01 AM 0 45.32 0.05 13.85 13.14 2.06 25.58 05:05:01 AM 1 41.87 0.07 10.26 13.62 1.75 32.43 05:06:01 AM all 38.12 0.00 3.87 1.46 1.63 54.92 05:06:01 AM 0 40.75 0.00 3.71 1.34 1.79 52.41 05:06:01 AM 1 35.47 0.00 4.03 1.58 1.47 57.44 05:07:01 AM all 39.65 0.00 4.17 1.43 1.46 53.28 05:07:01 AM 0 53.70 0.00 4.41 1.26 1.75 38.88 05:07:01 AM 1 25.60 0.00 3.94 1.60 1.18 67.68 05:08:01 AM all 37.63 0.00 2.45 0.40 1.36 58.17 05:08:01 AM 0 61.19 0.00 3.25 0.22 1.72 33.62 05:08:01 AM 1 14.11 0.00 1.65 0.58 1.00 82.66 05:09:01 AM all 38.42 0.00 2.46 0.42 1.50 57.20 05:09:01 AM 0 54.65 0.00 3.01 0.50 1.75 40.09 05:09:01 AM 1 22.24 0.00 1.91 0.33 1.26 74.26 05:10:01 AM all 35.65 0.00 2.40 0.22 1.58 60.14 05:10:01 AM 0 47.18 0.00 3.06 0.05 1.63 48.09 05:10:01 AM 1 24.16 0.00 1.74 0.40 1.54 72.17 05:11:01 AM all 38.10 0.00 2.92 0.54 1.46 56.98 05:11:01 AM 0 60.52 0.00 3.86 0.37 1.83 33.42 05:11:01 AM 1 15.74 0.00 1.98 0.71 1.10 80.47 05:12:01 AM all 40.86 0.00 3.34 0.49 1.69 53.61 05:12:01 AM 0 66.22 0.00 4.06 0.52 2.08 27.13 05:12:01 AM 1 15.58 0.00 2.63 0.46 1.31 80.02 Average: all 38.98 0.01 4.17 2.24 1.57 53.03 Average: 0 53.72 0.01 4.86 2.12 1.82 37.47 Average: 1 24.25 0.01 3.48 2.35 1.32 68.59