---> uname -a: Linux prd-centos8-builder-2c-4g-4307.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 1022 17 2117 2861 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:41:da:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.16/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fe41:da6c/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) 10:03:53 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 63.24 0.38 62.85 34.12 6100.20 10:07:01 AM 64.55 2.10 62.45 84.37 11074.11 10:08:01 AM 30.11 0.08 30.03 1.87 3030.94 10:09:01 AM 15.78 0.27 15.51 41.85 478.11 10:10:01 AM 20.49 0.98 19.51 23.99 581.51 10:11:01 AM 16.82 0.63 16.19 20.79 607.80 10:12:01 AM 17.51 0.47 17.05 48.93 488.44 Average: 32.64 0.70 31.94 36.56 3194.46 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1291324 3000864 2462352 65.60 2104 1877252 625652 13.03 145124 2026464 178260 10:07:01 AM 1157044 2992400 2596632 69.18 2104 1994708 609688 12.70 148140 2122232 24124 10:08:01 AM 998920 2912552 2754756 73.39 2104 2072520 682744 14.22 177568 2249944 46740 10:09:01 AM 1081008 2958436 2672668 71.20 2104 2036180 636764 13.26 214108 2130852 8500 10:10:01 AM 1070900 2948172 2682776 71.47 2104 2035920 642204 13.37 215104 2138280 7472 10:11:01 AM 1051068 2928948 2702608 72.00 2104 2036536 655128 13.64 215936 2157320 7464 10:12:01 AM 1051208 2933140 2702468 72.00 2104 2040476 655536 13.65 401252 1971552 10708 Average: 1100210 2953502 2653466 70.69 2104 2013370 643959 13.41 216747 2113806 40467 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 81.06 63.43 962.41 7.01 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 24.84 21.96 86.45 4.40 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 46.91 38.83 661.76 7.17 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 11.51 12.31 12.20 4.76 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 16.74 16.21 13.86 16.42 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 12.48 13.28 11.10 4.13 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 15.96 15.98 17.11 7.71 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 29.93 26.00 252.13 7.37 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) 10:03:53 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 38.16 0.00 4.54 1.79 1.80 53.70 10:06:01 AM 0 27.76 0.00 3.78 1.48 1.74 65.25 10:06:01 AM 1 48.61 0.00 5.31 2.11 1.87 42.10 10:07:01 AM all 38.56 0.00 4.52 1.98 1.87 53.06 10:07:01 AM 0 29.41 0.00 4.79 2.12 2.03 61.64 10:07:01 AM 1 47.76 0.00 4.24 1.85 1.71 44.44 10:08:01 AM all 37.09 0.00 2.47 0.87 2.51 57.05 10:08:01 AM 0 28.62 0.00 1.72 0.57 2.92 66.16 10:08:01 AM 1 45.67 0.00 3.24 1.18 2.09 47.82 10:09:01 AM all 35.30 0.00 2.62 0.26 2.14 59.68 10:09:01 AM 0 32.38 0.00 3.02 0.10 1.84 62.66 10:09:01 AM 1 38.20 0.00 2.21 0.43 2.45 56.71 10:10:01 AM all 40.58 0.00 2.17 0.41 1.89 54.95 10:10:01 AM 0 19.46 0.00 1.39 0.63 1.56 76.97 10:10:01 AM 1 61.82 0.00 2.96 0.18 2.23 32.81 10:11:01 AM all 34.79 0.00 2.58 0.39 1.51 60.73 10:11:01 AM 0 17.83 0.00 1.84 0.40 1.36 78.57 10:11:01 AM 1 51.82 0.00 3.31 0.38 1.67 42.82 10:12:01 AM all 38.03 0.00 3.10 0.49 1.64 56.75 10:12:01 AM 0 23.72 0.00 2.24 0.63 1.41 72.00 10:12:01 AM 1 52.34 0.00 3.95 0.35 1.86 41.49 Average: all 37.50 0.00 3.14 0.89 1.91 56.56 Average: 0 25.60 0.00 2.68 0.85 1.84 69.03 Average: 1 49.45 0.00 3.60 0.93 1.98 44.04