---> uname -a: Linux prd-centos8-builder-2c-4g-6809.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 502 1044 17 2118 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:9a:bd:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.131/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85863sec preferred_lft 85863sec inet6 fe80::f816:3eff:fe9a:bde6/64 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) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 252.46 185.75 66.71 15363.00 37911.72 06:06:01 AM 52.92 0.38 52.53 34.12 5247.82 06:07:01 AM 65.63 0.62 65.01 67.71 11002.43 06:08:01 AM 26.16 0.05 26.11 1.33 3438.89 06:09:01 AM 23.84 0.20 23.64 38.79 957.75 06:10:01 AM 18.12 0.07 18.05 3.07 636.35 06:11:01 AM 13.29 0.00 13.29 0.00 503.18 06:12:01 AM 18.78 0.90 17.88 46.39 509.68 Average: 58.91 23.51 35.40 1945.22 7528.13 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1573068 3042092 2180608 58.09 2104 1648996 621108 12.93 136096 1798824 71064 06:06:01 AM 1323640 3017976 2430036 64.74 2104 1861616 605804 12.62 144464 1993424 169304 06:07:01 AM 1145136 2985604 2608540 69.49 2104 1999832 615064 12.81 148144 2132852 45588 06:08:01 AM 1098340 2978288 2655336 70.74 2104 2038668 617968 12.87 172776 2153928 22104 06:09:01 AM 995716 2915016 2757960 73.47 2104 2078260 683976 14.24 216172 2215232 46932 06:10:01 AM 1076800 2957752 2676876 71.31 2104 2039916 642968 13.39 213788 2135192 8504 06:11:01 AM 1080732 2961896 2672944 71.21 2104 2039916 636496 13.25 214156 2130940 8504 06:12:01 AM 1085584 2967252 2668092 71.08 2104 2040324 632516 13.17 398196 1942168 7528 Average: 1172377 2978234 2581299 68.77 2104 1968441 631988 13.16 205474 2062820 47441 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 239.13 125.75 981.01 56.51 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 79.09 67.06 809.49 6.88 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 34.47 28.91 253.75 5.49 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 49.45 40.44 654.89 5.63 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 10.35 12.53 11.67 5.24 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 9.70 10.72 7.64 4.78 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 12.34 12.65 10.86 3.94 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 15.98 14.78 16.54 7.18 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 56.33 39.11 343.29 11.96 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) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 45.77 0.08 15.76 11.45 2.27 24.67 06:05:01 AM 0 48.99 0.08 17.18 10.70 2.55 20.49 06:05:01 AM 1 42.53 0.08 14.34 12.20 1.99 28.86 06:06:01 AM all 36.15 0.00 4.46 1.41 1.36 56.63 06:06:01 AM 0 42.41 0.00 5.30 1.73 1.53 49.04 06:06:01 AM 1 29.88 0.00 3.61 1.08 1.18 64.25 06:07:01 AM all 36.70 0.00 3.91 3.16 1.65 54.58 06:07:01 AM 0 58.67 0.00 5.05 2.57 1.68 32.03 06:07:01 AM 1 14.87 0.00 2.78 3.74 1.62 76.99 06:08:01 AM all 28.91 0.00 2.30 0.56 1.31 66.92 06:08:01 AM 0 41.13 0.00 2.78 0.65 1.55 53.89 06:08:01 AM 1 16.68 0.00 1.83 0.47 1.07 79.96 06:09:01 AM all 32.42 0.00 1.69 0.80 1.45 63.64 06:09:01 AM 0 47.28 0.00 2.07 1.05 1.92 47.68 06:09:01 AM 1 17.51 0.00 1.31 0.55 0.98 79.65 06:10:01 AM all 34.16 0.00 2.41 0.45 1.45 61.54 06:10:01 AM 0 59.17 0.00 3.58 0.25 2.06 34.94 06:10:01 AM 1 9.11 0.00 1.23 0.65 0.83 88.17 06:11:01 AM all 33.99 0.00 2.42 0.23 1.87 61.49 06:11:01 AM 0 36.51 0.00 2.51 0.30 2.00 58.68 06:11:01 AM 1 31.46 0.00 2.33 0.17 1.75 64.29 06:12:01 AM all 38.70 0.00 2.60 0.34 1.63 56.74 06:12:01 AM 0 39.70 0.00 3.08 0.51 1.82 54.88 06:12:01 AM 1 37.70 0.00 2.11 0.17 1.43 58.60 Average: all 35.84 0.01 4.43 2.28 1.62 55.82 Average: 0 46.72 0.01 5.18 2.21 1.89 44.00 Average: 1 24.94 0.01 3.68 2.36 1.36 67.65