---> uname -a: Linux prd-centos8-builder-2c-4g-7210.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 504 1042 17 2118 2884 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:66:43:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.188/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe66:436e/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) 08/01/2026 _x86_64_ (2 CPU) 09:03:51 LINUX RESTART (2 CPU) 09:05:02 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 63.64 0.39 63.25 34.70 6220.20 09:07:02 AM 63.13 0.62 62.51 67.71 11095.50 09:08:01 AM 25.36 0.05 25.31 1.36 2664.74 09:09:01 AM 24.13 0.27 23.86 41.86 974.22 09:10:01 AM 15.66 0.00 15.66 0.00 385.59 09:11:01 AM 16.58 0.00 16.58 0.00 618.96 09:12:01 AM 15.96 1.10 14.86 69.71 453.42 Average: 32.01 0.35 31.66 30.82 3195.79 09:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1318976 3029708 2434696 64.86 2104 1878280 598312 12.46 145052 1997780 177756 09:07:02 AM 1167020 3005972 2586652 68.91 2104 1998284 591036 12.31 147172 2105488 24836 09:08:01 AM 1069096 2948576 2684576 71.52 2104 2038464 658728 13.72 174016 2183008 22224 09:09:01 AM 1100740 2981600 2652932 70.68 2104 2039572 618420 12.88 213936 2110456 8500 09:10:01 AM 983648 2902744 2770024 73.80 2104 2078012 704956 14.68 217328 2225180 46932 09:11:01 AM 986528 2905660 2767144 73.72 2104 2078016 707204 14.73 218052 2221828 46932 09:12:01 AM 1102064 2985476 2651608 70.64 2104 2042056 616696 12.84 400112 1923916 8736 Average: 1104010 2965677 2649662 70.59 2104 2021812 642193 13.37 216524 2109665 47988 09:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 76.13 63.66 956.42 6.72 0.00 0.00 0.00 0.00 09:07:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:02 AM eth0 28.37 25.26 110.83 4.87 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 46.83 39.48 668.80 6.41 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.71 14.56 13.53 5.88 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 8.10 9.68 6.53 4.61 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 13.03 13.28 11.20 8.06 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 18.23 15.53 17.52 7.17 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 28.90 25.80 252.30 6.24 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) 08/01/2026 _x86_64_ (2 CPU) 09:03:51 LINUX RESTART (2 CPU) 09:05:02 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 38.30 0.00 4.49 1.66 2.54 53.00 09:06:01 AM 0 45.84 0.00 5.49 1.53 2.49 44.65 09:06:01 AM 1 30.78 0.00 3.49 1.79 2.60 61.34 09:07:02 AM all 37.89 0.00 3.92 2.28 2.68 53.22 09:07:02 AM 0 54.27 0.00 5.17 2.20 2.60 35.76 09:07:02 AM 1 21.68 0.00 2.69 2.36 2.76 70.51 09:08:01 AM all 36.93 0.00 2.45 0.83 2.29 57.50 09:08:01 AM 0 49.87 0.00 2.89 0.86 2.49 43.89 09:08:01 AM 1 24.00 0.00 2.02 0.81 2.08 71.10 09:09:01 AM all 37.92 0.00 2.57 0.49 2.30 56.73 09:09:01 AM 0 50.38 0.00 2.77 0.43 2.21 44.21 09:09:01 AM 1 25.55 0.00 2.37 0.54 2.39 69.15 09:10:01 AM all 35.32 0.00 1.68 0.34 2.24 60.42 09:10:01 AM 0 45.04 0.00 1.96 0.58 2.04 50.39 09:10:01 AM 1 25.69 0.00 1.40 0.10 2.45 70.36 09:11:01 AM all 34.21 0.00 2.43 0.46 2.02 60.88 09:11:01 AM 0 46.40 0.00 2.68 0.17 2.10 48.65 09:11:01 AM 1 22.03 0.00 2.18 0.76 1.94 73.09 09:12:01 AM all 40.34 0.00 3.30 0.30 2.23 53.83 09:12:01 AM 0 56.60 0.00 4.11 0.20 2.32 36.77 09:12:01 AM 1 24.15 0.00 2.49 0.40 2.14 70.82 Average: all 37.27 0.00 2.98 0.91 2.33 56.52 Average: 0 49.78 0.00 3.58 0.85 2.32 43.47 Average: 1 24.83 0.00 2.37 0.97 2.34 69.50