---> uname -a: Linux prd-centos8-builder-2c-4g-5260.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: 2799.998 BogoMIPS: 5599.99 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 508 1042 17 2114 2880 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:26:49:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.157/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85867sec preferred_lft 85867sec inet6 fe80::f816:3eff:fe26:4938/64 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) 07/08/2026 _x86_64_ (2 CPU) 05:03:42 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 191.00 113.88 77.13 11432.15 39208.63 05:06:01 AM 77.27 0.20 77.07 29.99 8326.87 05:07:01 AM 48.10 0.62 47.48 67.71 7504.65 05:08:01 AM 30.66 0.05 30.61 1.33 3032.64 05:09:01 AM 17.07 0.27 16.80 41.83 482.26 05:10:01 AM 16.28 0.00 16.28 0.00 430.99 05:11:01 AM 17.09 0.63 16.46 20.79 611.93 05:12:01 AM 18.81 0.47 18.34 48.92 540.25 Average: 52.04 14.51 37.52 1455.46 7517.50 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1516144 2998168 2237540 59.61 2104 1660764 650328 13.54 141224 1846808 47780 05:06:01 AM 1241616 2958476 2512068 66.92 2104 1884148 663716 13.82 145256 2071420 83028 05:07:01 AM 1110624 2945828 2643060 70.41 2104 1994424 642412 13.38 148708 2167708 24368 05:08:01 AM 964692 2878712 2788992 74.30 2104 2072932 712972 14.85 177736 2285064 47072 05:09:01 AM 1047500 2924472 2706184 72.09 2104 2035604 668536 13.92 212936 2166192 8504 05:10:01 AM 1106428 2982372 2647256 70.52 2104 2034640 628020 13.08 213808 2106844 7476 05:11:01 AM 1071032 2947580 2682652 71.47 2104 2035248 646844 13.47 214564 2140532 7476 05:12:01 AM 1052732 2942132 2700952 71.95 2104 2047812 651840 13.57 401612 1970664 19908 Average: 1138846 2947218 2614838 69.66 2104 1970696 658084 13.70 206980 2094404 30702 05:04:01 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 201.17 117.21 1060.87 55.46 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 82.14 66.84 894.00 7.34 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 9.23 9.91 17.66 6.50 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 49.98 39.39 660.42 6.61 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 11.04 12.49 12.14 4.94 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 8.96 10.78 7.31 4.64 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 11.66 12.16 10.61 3.96 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 16.58 15.49 17.84 7.85 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 48.85 35.54 335.10 12.16 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) 07/08/2026 _x86_64_ (2 CPU) 05:03:42 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 46.03 0.05 10.57 8.49 2.03 32.83 05:05:01 AM 0 42.57 0.02 12.18 10.25 1.94 33.04 05:05:01 AM 1 49.48 0.08 8.96 6.73 2.12 32.62 05:06:01 AM all 37.51 0.00 4.23 2.44 1.77 54.05 05:06:01 AM 0 29.86 0.00 3.15 2.42 1.60 62.97 05:06:01 AM 1 45.15 0.00 5.31 2.47 1.93 45.13 05:07:01 AM all 37.97 0.00 4.32 1.07 1.75 54.89 05:07:01 AM 0 21.54 0.00 3.18 1.34 1.72 72.21 05:07:01 AM 1 54.55 0.00 5.47 0.80 1.77 37.41 05:08:01 AM all 38.46 0.00 2.66 0.73 1.36 56.79 05:08:01 AM 0 27.03 0.00 2.57 0.62 1.20 68.58 05:08:01 AM 1 49.90 0.00 2.75 0.83 1.52 44.99 05:09:01 AM all 36.82 0.00 2.77 0.36 2.61 57.45 05:09:01 AM 0 32.41 0.00 2.37 0.40 2.25 62.57 05:09:01 AM 1 41.21 0.00 3.18 0.31 2.96 52.33 05:10:01 AM all 37.76 0.00 2.34 0.60 3.05 56.25 05:10:01 AM 0 25.69 0.00 1.62 0.59 2.97 69.13 05:10:01 AM 1 49.88 0.00 3.06 0.61 3.14 43.31 05:11:01 AM all 35.75 0.00 2.53 0.54 2.25 58.92 05:11:01 AM 0 27.48 0.00 1.65 0.97 2.31 67.59 05:11:01 AM 1 44.05 0.00 3.42 0.10 2.20 50.23 05:12:01 AM all 39.53 0.00 3.43 0.34 2.66 54.05 05:12:01 AM 0 22.32 0.00 2.85 0.26 2.75 71.82 05:12:01 AM 1 56.91 0.00 4.02 0.41 2.56 36.09 Average: all 38.72 0.01 4.10 1.81 2.19 53.18 Average: 0 28.58 0.00 3.68 2.09 2.10 63.55 Average: 1 48.89 0.01 4.52 1.53 2.28 42.78