---> uname -a: Linux prd-centos8-builder-2c-4g-9282.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 503 987 17 2175 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:87:80:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85623sec preferred_lft 85623sec inet6 fe80::f816:3eff:fe87:8090/64 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) 08/27/2026 _x86_64_ (2 CPU) 08:03:44 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 65.41 6.48 58.93 954.22 3431.51 08:07:01 AM 67.31 0.03 67.28 0.53 8484.94 08:08:01 AM 42.19 0.67 41.53 167.44 7061.29 08:09:01 AM 22.58 0.60 21.98 68.24 4361.31 08:10:01 AM 24.11 0.00 24.11 0.00 1290.58 08:11:01 AM 14.83 0.20 14.63 32.39 526.96 08:12:01 AM 14.26 0.03 14.23 1.73 479.70 08:13:02 AM 13.96 0.00 13.96 0.00 521.62 08:14:01 AM 6.73 0.00 6.73 0.00 317.76 08:15:01 AM 13.01 1.65 11.36 49.72 322.59 08:16:01 AM 15.19 0.27 14.93 25.59 475.84 08:17:01 AM 22.28 0.20 22.08 23.33 1096.22 Average: 26.85 0.85 26.00 110.42 2367.02 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1505192 3021800 2248492 59.90 2104 1693828 626004 13.04 143456 1848892 50124 08:07:01 AM 1253252 2976116 2500432 66.61 2104 1890060 631204 13.14 144536 2056796 56716 08:08:01 AM 1039492 2932748 2714192 72.31 2104 2052680 654700 13.63 146316 2241528 73448 08:09:01 AM 1041620 2977016 2712064 72.25 2104 2093752 619100 12.89 158760 2223088 19420 08:10:01 AM 1044272 2979252 2709412 72.18 2104 2093736 629252 13.10 174460 2207352 6728 08:11:01 AM 1043416 2979364 2710268 72.20 2104 2094712 613308 12.77 213364 2170284 5824 08:12:01 AM 1041944 2977968 2711740 72.24 2104 2094764 619016 12.89 213964 2170512 4 08:13:02 AM 1080844 3016852 2672840 71.21 2104 2094768 578040 12.04 214420 2131860 5820 08:14:01 AM 1044872 2980860 2708812 72.16 2104 2094768 615060 12.81 214580 2166892 4 08:15:01 AM 1012424 2949940 2741260 73.03 2104 2096248 632468 13.17 215768 2198400 2512 08:16:01 AM 970948 2916520 2782736 74.13 2104 2104328 668064 13.91 400356 2054476 12988 08:17:01 AM 1010784 2953500 2742900 73.07 2104 2100992 630828 13.14 415912 1998676 5892 Average: 1090755 2971828 2662929 70.94 2104 2042053 626420 13.04 221324 2122396 19957 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 37.75 30.96 515.22 10.67 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 35.20 30.92 753.71 3.92 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 34.26 31.46 355.86 4.96 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 37.94 32.69 650.33 4.70 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 6.60 7.82 4.41 3.21 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 7.93 8.96 8.99 3.02 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 6.68 7.82 3.51 3.30 0.00 0.00 0.00 0.00 08:13:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:02 AM eth0 6.56 7.50 4.13 3.04 0.00 0.00 0.00 0.00 08:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 AM eth0 5.58 5.12 4.68 0.75 0.00 0.00 0.00 0.00 08:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 AM eth0 15.21 13.30 12.10 14.22 0.00 0.00 0.00 0.00 08:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 AM eth0 14.60 12.36 11.76 6.09 0.00 0.00 0.00 0.00 08:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 AM eth0 7.98 8.48 5.08 3.75 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 18.04 16.46 194.41 5.14 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) 08/27/2026 _x86_64_ (2 CPU) 08:03:44 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 23.05 0.00 3.04 2.85 1.51 69.56 08:06:01 AM 0 19.55 0.00 2.30 1.09 1.59 75.47 08:06:01 AM 1 26.57 0.00 3.78 4.62 1.43 63.59 08:07:01 AM all 31.08 0.00 3.52 2.37 1.65 61.38 08:07:01 AM 0 41.15 0.00 4.72 2.26 1.76 50.12 08:07:01 AM 1 21.03 0.00 2.32 2.48 1.54 72.62 08:08:01 AM all 29.55 0.00 3.17 1.53 1.77 63.98 08:08:01 AM 0 39.74 0.00 3.17 1.64 1.93 53.52 08:08:01 AM 1 19.33 0.00 3.17 1.43 1.61 74.47 08:09:01 AM all 28.44 0.00 2.05 0.74 1.37 67.40 08:09:01 AM 0 39.13 0.00 1.93 0.85 1.26 56.82 08:09:01 AM 1 17.79 0.00 2.17 0.63 1.48 77.93 08:10:01 AM all 27.70 0.00 1.84 0.79 1.29 68.38 08:10:01 AM 0 26.21 0.00 1.84 1.13 1.36 69.46 08:10:01 AM 1 29.20 0.00 1.83 0.45 1.22 67.30 08:11:01 AM all 19.92 0.00 1.51 0.22 1.04 77.30 08:11:01 AM 0 17.65 0.00 1.05 0.40 1.13 79.77 08:11:01 AM 1 22.19 0.00 1.98 0.05 0.95 74.82 08:12:01 AM all 24.56 0.00 1.55 0.28 1.12 72.48 08:12:01 AM 0 30.69 0.00 1.81 0.23 1.15 66.11 08:12:01 AM 1 18.44 0.00 1.28 0.33 1.10 78.85 08:13:02 AM all 27.51 0.00 1.74 0.27 1.53 68.95 08:13:02 AM 0 31.66 0.00 1.39 0.38 1.71 64.86 08:13:02 AM 1 23.37 0.00 2.09 0.15 1.36 73.03 08:14:01 AM all 9.39 0.00 0.85 0.17 0.55 89.04 08:14:01 AM 0 9.10 0.00 0.81 0.19 0.56 89.34 08:14:01 AM 1 9.67 0.00 0.90 0.15 0.54 88.73 08:15:01 AM all 28.21 0.00 1.70 0.28 1.34 68.47 08:15:01 AM 0 44.76 0.00 2.28 0.17 1.35 51.43 08:15:01 AM 1 11.76 0.00 1.13 0.40 1.32 85.39 08:16:01 AM all 31.90 0.00 2.57 0.27 1.63 63.62 08:16:01 AM 0 48.07 0.00 2.71 0.33 1.62 47.27 08:16:01 AM 1 15.85 0.00 2.43 0.22 1.65 79.85 08:16:01 AM CPU %user %nice %system %iowait %steal %idle 08:17:01 AM all 30.26 0.00 2.64 0.63 1.50 64.96 08:17:01 AM 0 42.89 0.00 3.46 0.25 1.47 51.93 08:17:01 AM 1 17.70 0.00 1.82 1.01 1.54 77.93 Average: all 25.99 0.00 2.19 0.87 1.36 69.59 Average: 0 32.58 0.00 2.29 0.74 1.41 62.98 Average: 1 19.42 0.00 2.08 0.99 1.31 76.20