---> uname -a: Linux prd-centos8-builder-2c-4g-4292.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 525 1023 17 2117 2862 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:fb:36:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.46/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fefb:369f/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) 06/26/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 240.62 167.14 73.48 14564.71 38287.36 03:06:01 AM 61.71 0.38 61.33 34.11 5457.68 03:07:01 AM 65.46 2.13 63.32 84.92 10738.03 03:08:01 AM 28.69 1.02 27.67 25.32 2928.49 03:09:01 AM 19.49 0.27 19.23 41.85 514.16 03:10:01 AM 12.88 0.00 12.88 0.00 351.72 03:11:01 AM 18.68 0.72 17.97 31.04 651.64 03:12:01 AM 20.02 0.38 19.64 38.65 780.38 Average: 58.45 21.51 36.94 1852.88 7464.15 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1548076 3022536 2205600 58.76 2104 1653236 638392 13.29 143696 1811904 63048 03:06:01 AM 1254056 2969028 2499620 66.59 2104 1882468 658680 13.72 145032 2062980 176884 03:07:01 AM 1108244 2944032 2645432 70.48 2104 1995020 659884 13.74 148060 2172020 24368 03:08:01 AM 928888 2850892 2824788 75.25 2104 2080800 741572 15.44 179636 2317000 54544 03:09:01 AM 974140 2890640 2779536 74.05 2104 2075368 702976 14.64 217884 2234776 46932 03:10:01 AM 1093628 2970764 2660048 70.87 2104 2035952 627952 13.08 215300 2117500 7468 03:11:01 AM 1067336 2945424 2686340 71.57 2104 2036856 651088 13.56 399272 1960504 7508 03:12:01 AM 1075604 2958616 2678072 71.35 2104 2041148 632732 13.18 399120 1951740 20856 Average: 1131246 2943992 2622430 69.86 2104 1975106 664160 13.83 231000 2078553 50201 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 219.35 102.50 901.23 54.23 0.00 0.00 0.00 0.00 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 89.47 68.02 1010.62 7.56 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 14.78 14.45 37.02 4.64 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 55.07 42.76 661.93 17.09 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 13.68 15.63 14.00 6.23 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 9.85 10.75 8.39 3.84 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 15.92 15.00 16.47 6.18 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 11.14 11.94 9.50 5.68 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 53.66 35.13 332.44 13.18 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) 06/26/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 42.87 0.04 13.27 12.21 3.33 28.28 03:05:01 AM 0 45.60 0.05 12.37 14.88 3.19 23.91 03:05:01 AM 1 40.13 0.03 14.17 9.54 3.46 32.66 03:06:01 AM all 37.38 0.00 4.19 1.53 2.18 54.72 03:06:01 AM 0 53.00 0.00 5.22 1.92 2.42 37.44 03:06:01 AM 1 21.74 0.00 3.15 1.13 1.94 72.03 03:07:01 AM all 38.80 0.00 3.94 2.38 2.16 52.72 03:07:01 AM 0 44.71 0.00 4.22 1.92 2.17 46.98 03:07:01 AM 1 32.90 0.00 3.67 2.84 2.15 58.44 03:08:01 AM all 39.65 0.00 2.57 0.89 1.64 55.25 03:08:01 AM 0 63.38 0.00 3.59 0.45 1.89 30.70 03:08:01 AM 1 16.03 0.00 1.56 1.33 1.40 79.68 03:09:01 AM all 37.71 0.00 2.60 0.47 1.70 57.52 03:09:01 AM 0 48.19 0.00 3.24 0.50 1.69 46.38 03:09:01 AM 1 27.24 0.00 1.96 0.45 1.71 68.65 03:10:01 AM all 37.37 0.00 2.60 0.22 1.52 58.30 03:10:01 AM 0 58.44 0.00 3.37 0.37 1.82 36.01 03:10:01 AM 1 16.35 0.00 1.83 0.07 1.23 80.53 03:11:01 AM all 36.25 0.00 3.04 0.77 1.57 58.37 03:11:01 AM 0 51.84 0.00 3.40 0.65 1.75 42.36 03:11:01 AM 1 20.71 0.00 2.69 0.88 1.40 74.32 03:12:01 AM all 41.15 0.00 3.70 0.38 1.66 53.11 03:12:01 AM 0 42.32 0.00 3.38 0.57 1.66 52.07 03:12:01 AM 1 39.98 0.00 4.03 0.20 1.65 54.14 Average: all 38.90 0.01 4.49 2.36 1.97 52.28 Average: 0 50.92 0.01 4.85 2.66 2.07 39.49 Average: 1 26.88 0.00 4.13 2.05 1.87 65.06