---> uname -a: Linux prd-centos8-builder-2c-4g-6822.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 493 1053 17 2118 2894 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:c4:a4:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85857sec preferred_lft 85857sec inet6 fe80::f816:3eff:fec4:a4f6/64 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) 07/27/2026 _x86_64_ (2 CPU) 11:03:45 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 197.90 122.27 75.63 12029.31 38453.18 11:06:01 AM 65.24 0.20 65.04 29.99 6626.19 11:07:01 AM 56.75 0.58 56.17 67.17 9800.37 11:08:01 AM 26.74 0.08 26.66 1.87 2884.67 11:09:01 AM 20.86 0.27 20.59 41.85 794.42 11:10:01 AM 19.05 0.00 19.05 0.00 656.41 11:11:01 AM 15.37 0.00 15.37 0.00 591.71 11:12:01 AM 15.43 0.90 14.53 46.38 409.08 Average: 52.17 15.54 36.63 1527.29 7527.48 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1578892 3052728 2174784 57.94 2104 1652944 618132 12.87 138376 1787500 58884 11:06:01 AM 1267992 2987308 2485684 66.22 2104 1886836 649124 13.52 145720 2046452 144144 11:07:01 AM 1137860 2976780 2615816 69.69 2104 1998448 629884 13.12 148836 2139896 24280 11:08:01 AM 1010976 2927992 2742700 73.07 2104 2076072 683664 14.24 177640 2239056 55616 11:09:01 AM 1060916 2941764 2692760 71.74 2104 2039732 668428 13.92 214444 2150220 8500 11:10:01 AM 970812 2895060 2782864 74.14 2104 2083280 717204 14.93 218700 2236504 52028 11:11:01 AM 1013628 2931780 2740048 73.00 2104 2077188 677956 14.12 218252 2195440 45956 11:12:01 AM 1052400 2934760 2701276 71.96 2104 2041136 674268 14.04 399164 1975368 8368 Average: 1136684 2956022 2616992 69.72 2104 1981954 664832 13.84 207642 2096304 49722 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 253.33 134.46 972.44 56.79 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 94.80 81.07 979.98 7.98 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 15.03 14.58 33.03 4.27 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 49.78 41.75 655.88 6.72 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.11 14.06 12.77 8.84 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 7.56 9.31 6.09 4.44 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 11.90 11.95 10.56 3.64 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 15.08 12.98 15.90 6.54 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 57.45 40.02 335.81 12.40 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) 07/27/2026 _x86_64_ (2 CPU) 11:03:45 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 42.72 0.03 10.13 10.66 1.61 34.85 11:05:01 AM 0 29.92 0.00 8.64 11.08 1.43 48.93 11:05:01 AM 1 55.51 0.07 11.62 10.24 1.79 20.77 11:06:01 AM all 37.17 0.00 4.28 2.15 1.69 54.71 11:06:01 AM 0 18.94 0.00 2.98 2.68 1.74 73.65 11:06:01 AM 1 55.53 0.00 5.59 1.62 1.64 35.62 11:07:01 AM all 38.48 0.00 4.18 1.98 1.31 54.05 11:07:01 AM 0 22.85 0.00 3.69 2.84 0.97 69.65 11:07:01 AM 1 54.07 0.00 4.67 1.12 1.65 38.49 11:08:01 AM all 36.78 0.00 2.50 0.62 1.73 58.37 11:08:01 AM 0 35.51 0.00 2.07 0.86 1.69 59.86 11:08:01 AM 1 38.06 0.00 2.93 0.38 1.76 56.86 11:09:01 AM all 37.45 0.00 2.54 0.56 1.88 57.57 11:09:01 AM 0 24.12 0.00 2.57 0.60 1.61 71.11 11:09:01 AM 1 50.83 0.00 2.51 0.53 2.15 43.98 11:10:01 AM all 35.08 0.00 1.91 0.49 1.87 60.66 11:10:01 AM 0 27.22 0.00 1.36 0.56 1.79 69.07 11:10:01 AM 1 42.96 0.00 2.46 0.42 1.94 52.23 11:11:01 AM all 34.22 0.00 2.55 0.21 1.83 61.19 11:11:01 AM 0 30.61 0.00 2.09 0.22 1.76 65.32 11:11:01 AM 1 37.81 0.00 3.02 0.20 1.91 57.06 11:12:01 AM all 37.12 0.00 2.71 0.29 2.26 57.62 11:12:01 AM 0 19.05 0.00 1.98 0.36 2.09 76.52 11:12:01 AM 1 55.36 0.00 3.45 0.22 2.42 38.55 Average: all 37.37 0.00 3.84 2.11 1.77 54.90 Average: 0 26.02 0.00 3.16 2.38 1.64 66.80 Average: 1 48.75 0.01 4.52 1.83 1.91 42.98