---> uname -a: Linux prd-centos8-builder-2c-4g-7381.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 505 1044 17 2115 2882 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:a7:0d:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.81/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fea7:d20/64 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) 08/03/2026 _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 252.65 180.01 72.64 15169.68 38002.58 05:06:01 AM 62.35 0.39 61.96 34.70 6239.27 05:07:01 AM 60.36 0.58 59.78 67.18 10808.45 05:08:01 AM 29.93 0.08 29.85 1.87 3006.47 05:09:01 AM 18.81 0.27 18.55 41.86 565.54 05:10:01 AM 15.33 0.00 15.33 0.00 384.31 05:11:01 AM 15.69 0.00 15.69 0.00 588.05 05:12:01 AM 16.03 1.10 14.93 69.71 456.53 Average: 58.89 22.85 36.04 1927.14 7509.28 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:02 AM 1555136 3030420 2198540 58.57 2104 1654776 639756 13.32 138388 1813376 79464 05:06:01 AM 1295508 3004400 2458168 65.49 2104 1876428 632480 13.17 145376 2021580 178528 05:07:01 AM 1154688 2990000 2598988 69.24 2104 1994784 615628 12.82 148424 2123448 25372 05:08:01 AM 1009928 2918868 2743748 73.09 2104 2067896 692284 14.42 176800 2240032 43520 05:09:01 AM 1053712 2930940 2699964 71.93 2104 2036248 676980 14.10 214008 2159456 8500 05:10:01 AM 1113376 2989676 2640300 70.34 2104 2035284 640540 13.34 214224 2099732 7488 05:11:01 AM 957812 2878048 2795864 74.48 2104 2079192 729948 15.20 219036 2250120 51432 05:12:01 AM 1083128 2970044 2670548 71.14 2104 2045644 634788 13.22 401308 1942364 15632 Average: 1152911 2964050 2600765 69.29 2104 1973782 657800 13.70 207196 2081264 51242 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 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:05:02 AM eth0 208.11 124.04 985.02 55.41 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 78.08 64.83 968.72 9.81 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 26.57 23.68 98.53 4.52 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 49.69 42.33 660.33 7.02 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 12.91 13.81 13.30 5.58 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 7.70 9.33 6.15 4.42 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 12.78 12.88 11.19 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 16.51 14.78 17.13 6.86 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 51.49 38.15 343.74 12.21 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) 08/03/2026 _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 44.55 0.08 14.82 12.21 2.44 25.90 05:05:02 AM 0 39.38 0.05 16.14 10.67 2.59 31.17 05:05:02 AM 1 49.74 0.10 13.50 13.75 2.30 20.62 05:06:01 AM all 37.98 0.00 4.27 1.42 2.58 53.75 05:06:01 AM 0 24.94 0.00 3.28 0.92 2.51 68.35 05:06:01 AM 1 51.13 0.00 5.26 1.92 2.65 39.03 05:07:01 AM all 38.80 0.00 3.93 1.81 2.17 53.29 05:07:01 AM 0 22.66 0.00 2.95 1.77 1.98 70.64 05:07:01 AM 1 55.00 0.00 4.91 1.86 2.37 35.86 05:08:01 AM all 37.81 0.00 2.25 1.11 2.21 56.61 05:08:01 AM 0 30.04 0.00 2.13 1.24 1.95 64.63 05:08:01 AM 1 45.57 0.00 2.38 0.97 2.48 48.60 05:09:01 AM all 37.91 0.00 2.54 0.30 2.28 56.97 05:09:01 AM 0 11.88 0.00 1.31 0.30 2.33 84.18 05:09:01 AM 1 64.28 0.00 3.79 0.30 2.23 29.40 05:10:01 AM all 35.82 0.00 1.85 0.25 1.92 60.16 05:10:01 AM 0 12.42 0.00 0.99 0.02 1.63 84.94 05:10:01 AM 1 59.43 0.00 2.71 0.48 2.22 35.16 05:11:01 AM all 32.72 0.00 2.33 0.51 2.22 62.23 05:11:01 AM 0 31.04 0.00 2.75 0.33 2.09 63.79 05:11:01 AM 1 34.39 0.00 1.90 0.68 2.35 60.68 05:12:01 AM all 37.27 0.00 3.24 0.41 2.20 56.88 05:12:01 AM 0 16.37 0.00 2.77 0.05 1.91 78.89 05:12:01 AM 1 58.35 0.00 3.71 0.78 2.48 34.68 Average: all 37.85 0.01 4.39 2.24 2.25 53.26 Average: 0 23.55 0.01 4.02 1.90 2.12 68.40 Average: 1 52.22 0.01 4.76 2.58 2.38 38.04