---> uname -a: Linux prd-centos8-builder-2c-4g-166.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 490 1131 17 2043 2900 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:01:08:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.11/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fe01:88f/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) 12/11/2025 _x86_64_ (2 CPU) 00:03:40 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 154.23 83.59 70.64 9341.64 38893.14 12:06:01 AM 60.55 0.13 60.41 5.60 5181.62 12:07:01 AM 63.46 0.52 62.95 53.96 8557.79 12:08:01 AM 28.11 0.05 28.06 1.33 2818.68 12:09:01 AM 17.42 0.27 17.16 41.85 437.70 12:10:01 AM 16.21 0.00 16.21 0.00 667.59 12:11:01 AM 17.23 0.57 16.66 27.19 651.52 12:12:01 AM 17.76 0.38 17.37 38.65 538.48 Average: 46.88 10.69 36.18 1189.00 7219.44 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1583384 3056704 2170292 57.82 2104 1652236 610368 12.71 138968 1781760 42324 12:06:01 AM 1319172 3017508 2434504 64.86 2104 1865640 619320 12.90 146004 1996216 166368 12:07:01 AM 1189324 2956548 2564352 68.32 2104 1928516 656464 13.67 148904 2094476 23264 12:08:01 AM 1086796 2891340 2666880 71.05 2104 1965244 720352 15.00 172796 2172056 8848 12:09:01 AM 1075220 2914928 2678456 71.36 2104 2000324 700204 14.58 210220 2147192 42744 12:10:01 AM 1183532 2989444 2570144 68.47 2104 1966504 620016 12.91 208028 2039332 8 12:11:01 AM 1177300 2982640 2576376 68.64 2104 1965888 617476 12.86 392112 1863948 7508 12:12:01 AM 1216356 3025756 2537320 67.60 2104 1969528 588484 12.25 391832 1824368 20168 Average: 1228886 2979358 2524790 67.26 2104 1914235 641586 13.36 226108 1989918 38904 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 231.20 126.92 974.74 56.25 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 64.35 49.30 836.15 5.60 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 12.07 13.09 31.50 4.74 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 43.62 31.84 582.71 5.72 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.93 14.61 13.45 6.10 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.46 11.48 8.88 3.75 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 14.03 14.38 15.06 11.09 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 10.68 11.31 9.65 5.34 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 49.92 34.12 309.02 12.33 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) 12/11/2025 _x86_64_ (2 CPU) 00:03:40 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.04 0.02 9.37 7.53 4.03 35.00 12:05:01 AM 0 44.11 0.02 8.24 7.48 3.81 36.35 12:05:01 AM 1 43.98 0.03 10.51 7.58 4.25 33.65 12:06:01 AM all 36.39 0.00 4.14 1.57 3.69 54.21 12:06:01 AM 0 34.33 0.00 4.37 1.41 3.60 56.30 12:06:01 AM 1 38.45 0.00 3.91 1.74 3.78 52.11 12:07:01 AM all 37.34 0.00 4.12 2.20 3.20 53.14 12:07:01 AM 0 37.12 0.00 4.29 2.54 3.62 52.42 12:07:01 AM 1 37.56 0.00 3.94 1.86 2.77 53.87 12:08:01 AM all 36.38 0.00 2.51 1.18 3.18 56.75 12:08:01 AM 0 47.99 0.00 2.74 0.99 3.30 44.99 12:08:01 AM 1 24.84 0.00 2.28 1.36 3.06 68.45 12:09:01 AM all 37.15 0.00 2.65 0.36 2.39 57.46 12:09:01 AM 0 36.12 0.00 2.38 0.53 2.30 58.68 12:09:01 AM 1 38.18 0.00 2.92 0.18 2.49 56.23 12:10:01 AM all 33.89 0.00 2.52 0.44 3.13 60.02 12:10:01 AM 0 40.74 0.00 3.03 0.28 3.26 52.70 12:10:01 AM 1 27.04 0.00 2.02 0.59 3.01 67.34 12:11:01 AM all 35.85 0.00 3.12 0.44 3.17 57.42 12:11:01 AM 0 47.04 0.00 3.29 0.30 3.17 46.21 12:11:01 AM 1 24.75 0.00 2.95 0.59 3.18 68.54 12:12:01 AM all 39.71 0.00 3.33 0.45 2.91 53.60 12:12:01 AM 0 50.64 0.00 3.55 0.18 3.15 42.48 12:12:01 AM 1 28.79 0.00 3.12 0.73 2.67 64.70 Average: all 37.59 0.00 3.97 1.77 3.21 53.46 Average: 0 42.25 0.00 3.98 1.71 3.28 48.78 Average: 1 32.93 0.00 3.95 1.83 3.15 58.14