---> uname -a: Linux prd-centos8-builder-2c-4g-9034.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 532 1090 17 2042 2856 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:02:3d:da brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85928sec preferred_lft 85928sec inet6 fe80::f816:3eff:fe02:3dda/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) 03/16/2026 _x86_64_ (2 CPU) 15:03:50 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:02 PM 249.70 182.96 66.74 14980.81 37949.12 03:06:01 PM 57.68 0.32 57.35 9.89 5807.40 03:07:01 PM 69.34 2.20 67.14 109.32 9702.45 03:08:01 PM 26.86 0.25 26.61 40.12 2011.13 03:09:01 PM 22.51 1.03 21.48 27.06 718.96 03:10:00 PM 15.15 0.00 15.15 0.00 593.90 03:10:01 PM 22.97 0.00 22.97 0.00 287.16 03:11:01 PM 18.52 0.91 17.60 47.17 480.40 Average: 65.84 26.94 38.90 2183.79 8203.45 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:02 PM 1547720 3019152 2205952 58.77 2104 1651348 630168 13.12 136324 1824308 73000 03:06:01 PM 1301472 2980644 2452200 65.33 2104 1846908 637384 13.27 143304 2017896 158684 03:07:01 PM 1105496 2916796 2648176 70.55 2104 1973468 671176 13.98 149376 2181144 48140 03:08:01 PM 1161760 2965580 2591912 69.05 2104 1965124 623924 12.99 173132 2100416 9360 03:09:01 PM 1150288 2954980 2603384 69.36 2104 1965944 630024 13.12 211252 2072864 8452 03:10:00 PM 1139084 2943760 2614588 69.65 2104 1965944 639020 13.31 211892 2083556 8440 03:10:01 PM 1132980 2937680 2620692 69.82 2104 1965944 639020 13.31 211892 2089692 8460 03:11:01 PM 1110884 2916192 2642788 70.41 2104 1966400 663500 13.82 395808 1928324 7368 Average: 1206210 2954348 2547462 67.87 2104 1912635 641777 13.36 204122 2037275 40238 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:02 PM eth0 170.58 98.50 975.45 54.11 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 66.11 54.51 770.35 6.00 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 38.36 32.54 550.67 6.64 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 29.57 27.79 248.10 6.01 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 17.24 18.11 13.95 16.41 0.00 0.00 0.00 0.00 03:10:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:00 PM eth0 13.99 14.40 11.82 5.41 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 12.84 21.62 11.01 10.71 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 14.83 15.32 16.16 7.73 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 50.14 37.35 369.38 14.67 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) 03/16/2026 _x86_64_ (2 CPU) 15:03:50 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:02 PM all 42.88 0.06 13.15 13.52 2.82 27.58 03:05:02 PM 0 45.49 0.03 15.40 13.49 3.09 22.49 03:05:02 PM 1 40.27 0.08 10.90 13.55 2.55 32.65 03:06:01 PM all 36.58 0.00 4.56 1.48 2.44 54.94 03:06:01 PM 0 32.54 0.00 4.93 1.56 2.30 58.66 03:06:01 PM 1 40.62 0.00 4.18 1.40 2.58 51.21 03:07:01 PM all 36.49 0.00 4.04 2.53 1.93 55.01 03:07:01 PM 0 28.20 0.00 3.39 2.52 2.10 63.79 03:07:01 PM 1 44.83 0.00 4.69 2.55 1.75 46.19 03:08:01 PM all 36.48 0.00 3.24 0.76 1.78 57.74 03:08:01 PM 0 17.85 0.00 2.26 0.88 1.73 77.28 03:08:01 PM 1 55.28 0.00 4.23 0.65 1.82 38.02 03:09:01 PM all 38.84 0.00 2.95 0.69 2.15 55.37 03:09:01 PM 0 26.75 0.00 2.38 0.45 1.97 68.45 03:09:01 PM 1 50.99 0.00 3.52 0.93 2.34 42.21 03:10:00 PM all 33.97 0.00 2.82 0.45 2.19 60.56 03:10:00 PM 0 24.43 0.00 2.64 0.17 2.10 70.66 03:10:00 PM 1 43.55 0.00 3.01 0.73 2.29 50.42 03:10:01 PM all 35.25 0.00 1.02 1.02 2.37 60.34 03:10:01 PM 0 24.49 0.00 1.36 0.68 1.36 72.11 03:10:01 PM 1 45.95 0.00 0.68 1.35 3.38 48.65 03:11:01 PM all 38.74 0.00 2.92 0.48 1.71 56.16 03:11:01 PM 0 16.06 0.00 2.11 0.32 1.15 80.36 03:11:01 PM 1 61.40 0.00 3.72 0.64 2.26 31.98 Average: all 37.71 0.01 4.80 2.85 2.15 52.48 Average: 0 27.33 0.00 4.72 2.77 2.06 63.12 Average: 1 48.12 0.01 4.89 2.93 2.23 41.82