---> uname -a: Linux prd-centos8-docker-4c-4g-15503.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 811 10946 19 4005 14602 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:b7:67:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:feb7:67f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:88:ba:30 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:c9ff:fe88:ba30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/26/2025 _x86_64_ (4 CPU) 16:07:33 LINUX RESTART (4 CPU) 04:08:01 PM tps rtps wtps bread/s bwrtn/s 04:09:01 PM 223.94 20.51 203.43 3940.82 9458.01 04:10:01 PM 226.59 5.06 221.52 933.00 13215.11 04:11:01 PM 204.60 5.45 199.15 5700.05 52059.25 04:12:01 PM 38.40 0.85 37.55 81.84 1513.16 Average: 173.39 7.97 165.42 2664.23 19065.26 04:08:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:09:01 PM 13166536 15126548 2974996 18.43 2688 2168132 1060748 6.17 180716 2412220 173360 04:10:01 PM 11703576 14808528 4437956 27.49 2688 3303064 1613628 9.39 462132 3546972 950444 04:11:01 PM 11242828 14981352 4898704 30.35 2688 3924336 1284808 7.47 878856 3545308 140 04:12:01 PM 11192608 14934808 4948924 30.66 2688 3925548 1195984 6.96 1288496 3186628 8356 Average: 11826387 14962809 4315145 26.73 2688 3330270 1288792 7.50 702550 3172782 283075 04:08:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 PM eth0 185.15 131.09 1611.53 42.82 0.00 0.00 0.00 0.00 04:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM eth0 395.79 324.45 4171.89 45.15 0.00 0.00 0.00 0.00 04:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM eth0 257.27 215.75 2171.89 1852.25 0.00 0.00 0.00 0.00 04:11:01 PM docker0 129.18 128.24 1838.37 617.48 0.00 0.00 0.00 0.00 04:11:01 PM veth5aa47b0 106.39 102.26 1838.44 8.82 0.00 0.00 0.00 0.15 04:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 PM eth0 224.91 276.41 47.65 5742.11 0.00 0.00 0.00 0.00 04:12:01 PM docker0 119.24 118.14 1952.40 8.92 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 265.78 236.93 2000.85 1920.50 0.00 0.00 0.00 0.00 Average: docker0 62.11 61.60 947.76 156.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/26/2025 _x86_64_ (4 CPU) 16:07:33 LINUX RESTART (4 CPU) 04:08:01 PM CPU %user %nice %system %iowait %steal %idle 04:09:01 PM all 24.63 0.00 2.32 1.46 0.08 71.52 04:09:01 PM 0 25.43 0.00 1.77 0.45 0.08 72.27 04:09:01 PM 1 18.90 0.00 1.98 2.23 0.07 76.83 04:09:01 PM 2 36.12 0.00 3.41 1.62 0.08 58.76 04:09:01 PM 3 18.07 0.00 2.11 1.52 0.08 78.22 04:10:01 PM all 53.17 0.00 2.48 1.14 0.11 43.10 04:10:01 PM 0 40.56 0.00 2.57 1.39 0.12 55.37 04:10:01 PM 1 61.85 0.00 4.06 1.67 0.13 32.28 04:10:01 PM 2 55.79 0.00 1.62 0.75 0.10 41.74 04:10:01 PM 3 54.47 0.00 1.69 0.73 0.10 43.01 04:11:01 PM all 23.63 0.00 3.91 3.71 0.08 68.68 04:11:01 PM 0 21.06 0.00 3.52 2.88 0.07 72.47 04:11:01 PM 1 17.88 0.00 4.39 5.93 0.07 71.74 04:11:01 PM 2 21.52 0.00 3.64 4.56 0.08 70.20 04:11:01 PM 3 34.07 0.00 4.09 1.48 0.08 60.28 04:12:01 PM all 19.84 0.00 1.90 0.12 0.08 78.07 04:12:01 PM 0 11.17 0.00 1.79 0.12 0.07 86.86 04:12:01 PM 1 31.39 0.00 2.47 0.20 0.08 65.86 04:12:01 PM 2 31.89 0.00 2.09 0.13 0.07 65.81 04:12:01 PM 3 4.89 0.00 1.26 0.02 0.08 93.76 Average: all 30.33 0.00 2.65 1.60 0.09 65.33 Average: 0 24.56 0.00 2.41 1.21 0.08 71.74 Average: 1 32.52 0.00 3.22 2.50 0.09 61.67 Average: 2 36.35 0.00 2.69 1.76 0.08 59.11 Average: 3 27.89 0.00 2.28 0.94 0.09 68.80