---> uname -a: Linux prd-centos8-builder-2c-4g-5811.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 485 1062 17 2118 2903 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:ad:91:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.243/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fead:91ab/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) 07/15/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:02 AM 249.52 176.34 73.18 14873.19 38011.69 05:06:01 AM 62.91 0.39 62.52 34.70 6289.80 05:07:01 AM 64.81 0.58 64.23 67.18 10918.68 05:08:01 AM 28.81 0.08 28.72 1.87 2896.38 05:09:01 AM 23.13 0.27 22.86 41.85 923.39 05:10:01 AM 15.94 0.00 15.94 0.00 409.43 05:11:01 AM 16.89 0.63 16.26 20.79 606.43 05:12:01 AM 18.44 0.47 17.98 48.92 509.43 Average: 60.06 22.40 37.66 1890.93 7575.58 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:02 AM 1569060 3046248 2184624 58.20 2104 1655892 622992 12.97 144860 1790280 77644 05:06:01 AM 1308028 3021276 2445656 65.15 2104 1880720 605176 12.60 145176 2010112 179132 05:07:01 AM 1197956 3036320 2555728 68.09 2104 1997552 564960 11.76 148188 2083008 31804 05:08:01 AM 1023032 2939532 2730652 72.75 2104 2075316 671072 13.97 176992 2229472 58680 05:09:01 AM 1088640 2968988 2665044 71.00 2104 2038984 631200 13.14 213556 2126144 8500 05:10:01 AM 1109072 2988308 2644612 70.45 2104 2038020 615984 12.83 213804 2104960 7480 05:11:01 AM 1113892 2993684 2639792 70.33 2104 2038592 611400 12.73 214704 2100672 7484 05:12:01 AM 1079540 2968840 2674144 71.24 2104 2047876 625284 13.02 400928 1947692 15996 Average: 1186152 2995400 2567532 68.40 2104 1971619 618508 12.88 207276 2049042 48340 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:02 AM eth0 211.16 113.89 925.37 55.30 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 83.46 68.76 989.68 7.47 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 24.79 22.68 85.14 4.39 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 47.78 40.32 658.58 7.03 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 12.11 13.86 12.87 5.50 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 8.71 10.36 7.11 4.76 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 11.81 12.61 10.49 4.03 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 16.76 17.43 18.00 12.18 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 52.02 37.43 337.08 12.60 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) 07/15/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:02 AM all 42.66 0.07 13.35 11.94 1.72 30.26 05:05:02 AM 0 41.17 0.07 15.79 12.22 1.59 29.17 05:05:02 AM 1 44.15 0.07 10.92 11.66 1.84 31.36 05:06:01 AM all 38.95 0.00 4.56 1.41 1.67 53.41 05:06:01 AM 0 39.69 0.00 4.64 1.64 1.49 52.53 05:06:01 AM 1 38.22 0.00 4.47 1.17 1.85 54.29 05:07:01 AM all 38.90 0.00 4.14 2.26 1.60 53.10 05:07:01 AM 0 38.89 0.00 3.74 2.59 1.60 53.18 05:07:01 AM 1 38.92 0.00 4.55 1.92 1.60 53.02 05:08:01 AM all 38.21 0.00 2.58 0.72 1.52 56.96 05:08:01 AM 0 47.23 0.00 3.17 0.48 1.70 47.43 05:08:01 AM 1 29.20 0.00 2.00 0.97 1.33 66.50 05:09:01 AM all 38.24 0.00 3.15 0.63 1.21 56.77 05:09:01 AM 0 45.37 0.00 3.91 0.53 1.49 48.70 05:09:01 AM 1 31.10 0.00 2.39 0.72 0.94 64.85 05:10:01 AM all 40.03 0.00 2.36 0.34 1.26 56.01 05:10:01 AM 0 59.64 0.00 2.43 0.17 1.74 36.03 05:10:01 AM 1 20.46 0.00 2.29 0.52 0.78 75.95 05:11:01 AM all 35.39 0.00 2.67 0.47 1.59 59.87 05:11:01 AM 0 40.07 0.00 2.99 0.42 1.68 54.85 05:11:01 AM 1 30.71 0.00 2.34 0.53 1.51 64.90 05:12:01 AM all 39.80 0.00 3.30 0.52 1.74 54.63 05:12:01 AM 0 46.84 0.00 3.22 0.28 1.87 47.79 05:12:01 AM 1 32.75 0.00 3.39 0.76 1.61 61.49 Average: all 39.02 0.01 4.51 2.28 1.54 52.64 Average: 0 44.87 0.01 4.98 2.29 1.64 46.22 Average: 1 33.18 0.01 4.04 2.28 1.43 59.07