---> uname -a: Linux prd-centos8-builder-2c-4g-1225.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 494 931 17 2238 2892 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:52:70:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85760sec preferred_lft 85760sec inet6 fe80::f816:3eff:fe52:701d/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) 10/27/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 55.63 6.33 49.30 927.42 5589.60 04:07:01 AM 63.17 0.73 62.44 202.10 8302.42 04:08:01 AM 43.54 0.55 43.00 66.90 12819.27 04:09:01 AM 31.12 0.05 31.07 1.33 3843.97 04:10:01 AM 24.38 0.20 24.18 32.39 4602.95 04:11:01 AM 18.76 0.03 18.73 1.73 573.42 04:12:01 AM 12.86 0.00 12.86 0.00 471.14 04:13:01 AM 7.18 0.00 7.18 0.00 183.29 04:14:01 AM 31.84 11.21 20.63 394.33 741.53 Average: 32.06 2.12 29.93 180.69 4125.49 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1394088 3039460 2359588 62.86 2104 1814000 585856 12.20 135516 1934332 136608 04:07:01 AM 1122284 3013724 2631392 70.10 2104 2051048 585256 12.19 138224 2170120 178532 04:08:01 AM 863932 2914996 2889744 76.98 2104 2209512 675700 14.07 154576 2404244 68776 04:09:01 AM 851456 2862716 2902220 77.32 2104 2169412 724036 15.08 180324 2389820 63548 04:10:01 AM 985988 2976448 2767688 73.73 2104 2148200 634412 13.21 216308 2218312 6228 04:11:01 AM 978060 2970764 2775616 73.94 2104 2150524 620320 12.92 217812 2225676 8504 04:12:01 AM 990720 2981224 2762956 73.61 2104 2148256 601172 12.52 218432 2212608 8 04:13:01 AM 935684 2928400 2817992 75.07 2104 2150624 657384 13.69 218828 2267516 8588 04:14:01 AM 951064 2955092 2802612 74.66 2104 2161324 627340 13.06 410280 2059524 4 Average: 1008142 2960314 2745534 73.14 2104 2111433 634608 13.21 210033 2209128 52311 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 53.08 43.59 868.50 5.59 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 62.47 54.07 917.98 6.59 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 41.58 38.30 735.63 6.03 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 7.03 8.23 4.17 6.29 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 7.77 8.52 8.76 3.06 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 10.40 10.78 5.39 4.83 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 6.65 7.03 4.96 2.25 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 7.23 7.35 5.72 2.26 0.00 0.00 0.00 0.00 04:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 AM eth0 17.95 15.40 16.02 7.08 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 23.80 21.47 285.25 4.89 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) 10/27/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 23.87 0.00 3.38 1.61 0.08 71.05 04:06:01 AM 0 19.58 0.00 3.21 2.31 0.08 74.82 04:06:01 AM 1 28.15 0.00 3.55 0.92 0.08 67.29 04:07:01 AM all 21.52 0.00 3.37 2.45 0.08 72.57 04:07:01 AM 0 29.88 0.00 3.74 1.55 0.08 64.73 04:07:01 AM 1 13.18 0.00 3.00 3.35 0.08 80.38 04:08:01 AM all 28.62 0.00 2.69 1.41 0.08 67.20 04:08:01 AM 0 10.12 0.00 1.78 1.78 0.07 86.24 04:08:01 AM 1 47.13 0.00 3.59 1.03 0.10 48.15 04:09:01 AM all 25.89 0.00 2.34 0.83 0.08 70.87 04:09:01 AM 0 18.82 0.00 1.97 1.20 0.07 77.94 04:09:01 AM 1 32.96 0.00 2.70 0.45 0.08 63.81 04:10:01 AM all 21.25 0.00 2.22 0.93 0.07 75.54 04:10:01 AM 0 19.16 0.00 1.91 0.75 0.07 78.11 04:10:01 AM 1 23.33 0.00 2.53 1.10 0.07 72.97 04:11:01 AM all 22.98 0.00 1.80 0.35 0.07 74.81 04:11:01 AM 0 19.44 0.00 1.72 0.37 0.05 78.42 04:11:01 AM 1 26.51 0.00 1.87 0.33 0.08 71.20 04:12:01 AM all 16.96 0.00 1.03 0.37 0.06 81.59 04:12:01 AM 0 18.90 0.00 1.15 0.47 0.07 79.42 04:12:01 AM 1 15.02 0.00 0.90 0.27 0.05 83.76 04:13:01 AM all 12.61 0.00 1.01 0.03 0.05 86.31 04:13:01 AM 0 9.12 0.00 0.87 0.03 0.05 89.92 04:13:01 AM 1 16.09 0.00 1.15 0.02 0.05 82.70 04:14:01 AM all 26.16 0.00 2.18 0.83 0.08 70.75 04:14:01 AM 0 6.76 0.00 1.47 0.33 0.07 91.37 04:14:01 AM 1 45.56 0.00 2.89 1.34 0.08 50.13 Average: all 22.21 0.00 2.22 0.98 0.07 74.52 Average: 0 16.86 0.00 1.98 0.98 0.07 80.11 Average: 1 27.54 0.00 2.47 0.98 0.08 68.94