---> uname -a: Linux prd-centos8-builder-2c-4g-4248.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 511 1039 17 2115 2877 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:4a:31:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.156/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85908sec preferred_lft 85908sec inet6 fe80::f816:3eff:fe4a:314b/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) 06/25/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:05:01 PM tps rtps wtps bread/s bwrtn/s 12:06:01 PM 61.65 0.38 61.26 34.12 5845.22 12:07:01 PM 68.12 2.13 65.99 84.92 10747.63 12:08:01 PM 29.86 0.05 29.81 1.33 3023.36 12:09:01 PM 20.00 0.27 19.73 41.86 524.65 12:10:01 PM 15.36 0.00 15.36 0.00 584.12 12:11:01 PM 17.95 0.72 17.24 31.05 475.63 12:12:01 PM 19.93 0.38 19.54 38.65 558.58 Average: 33.27 0.56 32.70 33.13 3108.21 12:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 PM 1269700 2980144 2483984 66.17 2104 1877888 641768 13.36 145392 2048264 178372 12:07:01 PM 1119796 2955252 2633888 70.17 2104 1994664 632464 13.17 148368 2159288 24284 12:08:01 PM 955696 2875460 2797988 74.54 2104 2078564 709268 14.77 179004 2292248 53288 12:09:01 PM 982164 2897724 2771520 73.83 2104 2074376 694152 14.45 217244 2227832 46924 12:10:01 PM 1117048 2993304 2636636 70.24 2104 2034956 594444 12.38 214440 2094212 4 12:11:01 PM 1068232 2945488 2685452 71.54 2104 2035864 642060 13.37 398648 1959604 7508 12:12:01 PM 1047080 2930108 2706604 72.11 2104 2041136 662436 13.79 398696 1980640 21816 Average: 1079959 2939640 2673725 71.23 2104 2019635 653799 13.61 243113 2108870 47457 12:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 85.85 69.96 970.98 7.57 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 20.70 18.80 76.05 4.83 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 48.60 40.09 657.47 6.88 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 12.88 14.86 13.64 6.17 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 10.58 11.31 8.90 3.88 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 16.19 15.47 16.31 6.59 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 12.13 13.06 11.17 6.27 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 29.56 26.22 250.65 6.03 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) 06/25/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:05:01 PM CPU %user %nice %system %iowait %steal %idle 12:06:01 PM all 38.36 0.00 4.13 1.62 1.99 53.91 12:06:01 PM 0 30.00 0.00 4.00 1.87 2.00 62.14 12:06:01 PM 1 46.77 0.00 4.25 1.36 1.98 45.64 12:07:01 PM all 38.95 0.00 4.05 2.47 1.68 52.85 12:07:01 PM 0 20.78 0.00 3.25 3.48 1.44 71.05 12:07:01 PM 1 57.17 0.00 4.85 1.46 1.91 34.60 12:08:01 PM all 38.51 0.00 2.34 0.87 1.44 56.84 12:08:01 PM 0 14.06 0.00 1.70 0.86 1.00 82.38 12:08:01 PM 1 63.00 0.00 2.98 0.88 1.88 31.26 12:09:01 PM all 37.84 0.00 2.50 0.37 1.51 57.78 12:09:01 PM 0 20.11 0.00 1.66 0.23 1.21 76.78 12:09:01 PM 1 55.59 0.00 3.34 0.50 1.81 38.75 12:10:01 PM all 36.06 0.00 2.50 0.17 1.85 59.42 12:10:01 PM 0 10.31 0.00 1.02 0.25 1.67 86.75 12:10:01 PM 1 62.01 0.00 3.99 0.10 2.03 31.87 12:11:01 PM all 37.22 0.00 2.87 0.27 1.56 58.07 12:11:01 PM 0 26.91 0.00 2.19 0.12 1.36 69.41 12:11:01 PM 1 47.52 0.00 3.56 0.43 1.76 46.74 12:12:01 PM all 40.75 0.00 3.08 0.22 1.76 54.18 12:12:01 PM 0 25.07 0.00 2.27 0.25 1.69 70.73 12:12:01 PM 1 56.59 0.00 3.89 0.20 1.84 37.48 Average: all 38.24 0.00 3.07 0.86 1.68 56.15 Average: 0 21.03 0.00 2.30 1.01 1.48 74.18 Average: 1 55.52 0.00 3.84 0.71 1.89 38.05