---> uname -a: Linux prd-centos8-builder-2c-4g-2575.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 9.5G 11G 48% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 636 449 17 2579 2729 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:40:93:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.75/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85813sec preferred_lft 85813sec inet6 fe80::f816:3eff:fe40:9360/64 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) 11/13/2026 _x86_64_ (2 CPU) 03:03:36 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 58.41 0.50 57.91 41.99 5177.57 03:07:01 AM 60.85 0.75 60.10 202.07 12475.91 03:08:01 AM 31.71 0.47 31.24 60.11 6986.17 03:09:01 AM 17.46 0.17 17.30 31.06 3111.38 03:10:01 AM 21.93 0.07 21.86 3.07 4477.94 03:11:01 AM 13.29 0.00 13.29 0.00 494.50 03:12:01 AM 7.96 0.00 7.96 0.00 366.06 03:13:01 AM 190.45 30.99 159.46 1927.36 10343.30 Average: 50.26 4.12 46.14 283.21 5429.06 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1295260 2991652 2458416 65.49 2104 1864600 634776 13.22 142100 2025904 177308 03:07:01 AM 963620 2880576 2790056 74.33 2104 2076448 703076 14.64 140232 2316884 58944 03:08:01 AM 1013864 2940064 2739812 72.99 2104 2082428 642244 13.37 172916 2222320 84328 03:09:01 AM 1036504 2998072 2717172 72.39 2104 2117584 595916 12.41 174996 2199368 118344 03:10:01 AM 917144 2876920 2836532 75.57 2104 2117680 714220 14.87 176496 2325508 6256 03:11:01 AM 990924 2950572 2762752 73.60 2104 2117680 634572 13.21 177592 2252484 6208 03:12:01 AM 1010092 2969740 2743584 73.09 2104 2117680 617120 12.85 177960 2232528 4 03:13:01 AM 580676 2914360 3173000 84.53 2104 2470224 609708 12.70 406320 2347332 25688 Average: 976010 2940244 2777666 74.00 2104 2120540 643954 13.41 196076 2240291 59635 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 48.59 43.26 950.61 5.19 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 58.68 48.77 950.29 6.85 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 5.96 6.63 32.24 2.19 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 5.93 6.58 4.25 2.14 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 8.45 9.26 4.85 3.54 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 5.81 6.05 4.24 1.99 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 5.96 5.50 5.49 0.80 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 170.79 142.07 2239.42 25.25 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 38.77 33.51 523.91 5.99 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) 11/13/2026 _x86_64_ (2 CPU) 03:03:36 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 24.06 0.00 3.19 1.44 0.09 71.22 03:06:01 AM 0 20.97 0.00 2.40 0.98 0.10 75.55 03:06:01 AM 1 27.15 0.00 3.97 1.90 0.08 66.88 03:07:01 AM all 26.63 0.00 3.16 1.70 0.09 68.41 03:07:01 AM 0 16.28 0.00 2.69 2.25 0.07 78.71 03:07:01 AM 1 36.99 0.00 3.64 1.15 0.12 58.10 03:08:01 AM all 24.52 0.00 3.04 1.04 0.08 71.32 03:08:01 AM 0 22.52 0.00 3.07 1.64 0.07 72.71 03:08:01 AM 1 26.52 0.00 3.01 0.45 0.08 69.93 03:09:01 AM all 19.58 0.00 1.93 0.50 0.08 77.91 03:09:01 AM 0 8.48 0.00 1.65 0.72 0.07 89.09 03:09:01 AM 1 30.67 0.00 2.22 0.28 0.08 66.75 03:10:01 AM all 19.45 0.00 1.90 0.85 0.06 77.74 03:10:01 AM 0 27.08 0.00 1.97 1.04 0.07 69.85 03:10:01 AM 1 11.82 0.00 1.84 0.67 0.05 85.62 03:11:01 AM all 16.04 0.00 1.26 0.42 0.05 82.23 03:11:01 AM 0 16.40 0.00 1.12 0.37 0.05 82.06 03:11:01 AM 1 15.68 0.00 1.40 0.47 0.05 82.40 03:12:01 AM all 7.02 0.00 0.79 0.30 0.02 91.88 03:12:01 AM 0 7.24 0.00 0.79 0.50 0.02 91.46 03:12:01 AM 1 6.80 0.00 0.78 0.10 0.02 92.30 03:13:01 AM all 10.06 0.00 4.95 15.95 0.08 68.97 03:13:01 AM 0 8.18 0.00 5.75 19.80 0.08 66.18 03:13:01 AM 1 11.95 0.00 4.13 12.08 0.07 71.77 Average: all 18.42 0.00 2.53 2.77 0.07 76.21 Average: 0 15.89 0.00 2.43 3.41 0.06 78.20 Average: 1 20.96 0.00 2.62 2.13 0.07 74.22