---> uname -a: Linux prd-centos8-builder-2c-4g-6608.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 509 1036 17 2119 2878 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:ae:65:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.205/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:feae:65ed/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) 07/25/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:04:02 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 223.55 149.40 74.15 14236.83 38551.11 01:06:01 AM 59.81 0.38 59.42 34.13 6044.83 01:07:01 AM 67.06 0.35 66.71 50.38 9830.92 01:08:01 AM 30.19 0.32 29.87 18.66 4121.33 01:09:01 AM 23.81 0.27 23.54 41.85 1001.13 01:10:01 AM 17.54 0.00 17.54 0.00 415.63 01:11:01 AM 16.36 0.00 16.36 0.00 592.99 01:12:01 AM 16.06 1.10 14.96 69.71 456.78 Average: 56.45 18.71 37.74 1780.61 7562.25 01:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1545100 3022928 2208576 58.84 2104 1656700 641792 13.36 144816 1813200 78028 01:06:01 AM 1341660 3004104 2412016 64.26 2104 1830280 621592 12.94 144340 1977884 138532 01:07:01 AM 1143724 2982212 2609952 69.53 2104 1998076 609776 12.70 146532 2136644 69780 01:08:01 AM 1065212 2945328 2688464 71.62 2104 2038820 650176 13.54 173700 2187696 22236 01:09:01 AM 1096920 2977944 2656756 70.78 2104 2039936 616076 12.83 213580 2116436 8500 01:10:01 AM 936096 2862872 2817580 75.06 2104 2085616 736260 15.33 218088 2271844 54148 01:11:01 AM 949408 2873652 2804268 74.71 2104 2083176 722968 15.05 218556 2258344 51732 01:12:01 AM 1102992 2985396 2650684 70.62 2104 2041220 613220 12.77 399628 1923188 7528 Average: 1147639 2956804 2606037 69.43 2104 1971728 651482 13.57 207405 2085654 53810 01:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 213.64 113.45 938.15 55.90 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 72.80 60.64 801.91 6.30 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 35.77 31.06 256.17 5.08 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 50.23 42.25 656.91 6.78 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.25 13.50 12.96 5.51 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.70 10.75 7.16 5.34 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 12.74 13.07 11.19 4.13 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 16.34 14.73 16.41 6.96 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 52.47 37.27 336.32 11.91 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) 07/25/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:04:02 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 44.62 0.04 11.69 12.34 2.44 28.86 01:05:01 AM 0 47.65 0.03 13.56 15.17 2.64 20.94 01:05:01 AM 1 41.59 0.05 9.83 9.50 2.24 36.79 01:06:01 AM all 32.75 0.00 3.81 1.76 2.14 59.54 01:06:01 AM 0 50.05 0.00 5.62 2.13 2.18 40.02 01:06:01 AM 1 15.60 0.00 2.01 1.38 2.11 78.90 01:07:01 AM all 39.90 0.00 4.02 2.21 1.92 51.95 01:07:01 AM 0 50.46 0.00 3.87 1.06 2.35 42.25 01:07:01 AM 1 29.28 0.00 4.17 3.37 1.48 61.69 01:08:01 AM all 36.02 0.00 3.08 1.08 1.29 58.53 01:08:01 AM 0 57.15 0.00 4.16 1.27 1.77 35.66 01:08:01 AM 1 14.93 0.00 2.00 0.88 0.82 81.37 01:09:01 AM all 37.62 0.00 2.68 0.59 1.31 57.79 01:09:01 AM 0 32.51 0.00 2.84 0.43 1.43 62.79 01:09:01 AM 1 42.76 0.00 2.52 0.75 1.18 52.79 01:10:01 AM all 39.79 0.00 1.87 0.21 1.09 57.03 01:10:01 AM 0 73.62 0.00 2.88 0.30 1.86 21.33 01:10:01 AM 1 5.89 0.00 0.87 0.12 0.32 92.81 01:11:01 AM all 34.87 0.00 2.47 0.32 1.44 60.88 01:11:01 AM 0 35.60 0.00 2.92 0.25 1.81 59.43 01:11:01 AM 1 34.15 0.00 2.03 0.40 1.08 62.34 01:12:01 AM all 35.05 0.00 3.21 0.41 1.61 59.73 01:12:01 AM 0 58.81 0.00 3.96 0.18 1.71 35.34 01:12:01 AM 1 11.36 0.00 2.47 0.63 1.51 84.03 Average: all 37.56 0.01 4.09 2.34 1.65 54.35 Average: 0 50.73 0.00 4.95 2.57 1.97 39.78 Average: 1 24.39 0.01 3.22 2.11 1.34 68.93