---> uname -a: Linux prd-centos8-robot-2c-8g-2526.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 590 4891 19 2216 6808 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9f:74:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.121/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:fe9f:740c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/21/2026 _x86_64_ (2 CPU) 01:53:51 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 130.12 57.85 72.28 6087.97 17271.46 01:57:01 AM 99.58 1.08 98.50 75.31 11403.27 01:58:01 AM 34.89 0.42 34.47 64.78 2619.89 01:59:01 AM 86.07 6.93 79.14 1289.30 8657.40 02:00:01 AM 9.86 0.05 9.81 4.80 1027.94 02:01:01 AM 15.69 0.35 15.34 37.19 1183.49 02:02:01 AM 32.73 0.58 32.15 65.57 2143.49 Average: 58.42 9.61 48.81 1089.25 6329.46 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5420376 7094532 2462056 31.23 2688 1857080 632208 7.08 185620 1957500 164492 01:57:01 AM 5157964 7004040 2724468 34.56 2688 2022156 708328 7.93 198248 2174364 42072 01:58:01 AM 5105340 7035484 2777092 35.23 2688 2101500 672132 7.53 227824 2184656 83612 01:59:01 AM 4949436 7054512 2932996 37.21 2688 2271928 618812 6.93 260232 2288564 26140 02:00:01 AM 4913832 7019188 2968600 37.66 2688 2272208 669852 7.50 260560 2321504 140 02:01:01 AM 5023924 6982676 2858508 36.26 2688 2130892 707848 7.93 320376 2172712 51788 02:02:01 AM 4977212 6940568 2905220 36.86 2688 2136328 762740 8.54 480468 2065552 27300 Average: 5078298 7018714 2804134 35.57 2688 2113156 681703 7.63 276190 2166407 56506 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 303.05 200.65 1690.74 59.22 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 86.40 60.38 838.87 9.27 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 23.06 16.96 68.76 5.46 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 199.08 154.90 315.08 43.27 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 19.93 14.08 4.55 1.24 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 111.00 78.76 457.57 57.77 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 18.34 17.12 14.84 8.58 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 108.69 77.55 484.33 26.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/21/2026 _x86_64_ (2 CPU) 01:53:51 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 35.70 0.05 7.13 14.24 0.12 42.77 01:56:01 AM 0 40.29 0.03 7.60 14.78 0.12 37.18 01:56:01 AM 1 31.10 0.07 6.66 13.70 0.12 48.35 01:57:01 AM all 27.78 0.00 4.03 2.14 0.10 65.95 01:57:01 AM 0 35.90 0.00 4.49 1.95 0.12 57.54 01:57:01 AM 1 19.67 0.00 3.56 2.33 0.08 74.35 01:58:01 AM all 25.53 0.00 3.66 0.38 0.08 70.35 01:58:01 AM 0 25.92 0.00 3.44 0.47 0.08 70.10 01:58:01 AM 1 25.15 0.00 3.89 0.28 0.07 70.61 01:59:01 AM all 27.91 0.00 5.04 1.48 0.10 65.47 01:59:01 AM 0 30.99 0.00 5.36 1.47 0.10 62.08 01:59:01 AM 1 24.83 0.00 4.72 1.49 0.10 68.86 02:00:01 AM all 0.87 0.00 0.25 0.14 0.03 98.71 02:00:01 AM 0 0.22 0.00 0.25 0.25 0.02 99.27 02:00:01 AM 1 1.53 0.00 0.25 0.03 0.03 98.15 02:01:01 AM all 22.02 0.00 2.46 0.13 0.09 75.30 02:01:01 AM 0 16.27 0.00 2.33 0.14 0.08 81.18 02:01:01 AM 1 27.72 0.00 2.58 0.13 0.10 69.46 02:02:01 AM all 34.24 0.00 4.20 0.19 0.08 61.29 02:02:01 AM 0 56.34 0.00 5.28 0.22 0.10 38.06 02:02:01 AM 1 12.14 0.00 3.11 0.17 0.07 84.51 Average: all 24.88 0.01 3.83 2.67 0.08 68.53 Average: 0 29.45 0.00 4.11 2.75 0.09 63.60 Average: 1 20.31 0.01 3.54 2.59 0.08 73.47