---> uname -a: Linux prd-centos8-docker-4c-4g-5999.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: 2800.000 BogoMIPS: 5600.00 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 772 12230 19 2759 14655 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:31:fc:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.109/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe31:fcbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:89:f1:c2 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/07/2026 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 280.30 26.34 253.96 6260.19 25871.75 01:25:01 PM 280.12 19.25 260.87 4103.90 12812.14 01:26:01 PM 43.82 1.73 42.09 64.91 8104.13 01:27:01 PM 63.24 1.45 61.79 91.32 9715.51 Average: 165.94 12.07 153.87 2599.94 14027.19 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13359492 15109268 2782032 17.24 2688 1965464 1115532 6.49 137596 2290580 181532 01:25:01 PM 11772460 14003136 4369064 27.07 2688 2433836 2034012 11.83 235208 3717920 230388 01:26:01 PM 11053004 13287764 5088520 31.52 2688 2437784 2914480 16.95 250068 4417576 28 01:27:01 PM 12462964 14945976 3678560 22.79 2688 2683740 1211212 7.05 521348 2740412 8884 Average: 12161980 14336536 3979544 24.65 2688 2380206 1818809 10.58 286055 3291622 105208 01:23:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 343.80 202.96 1743.46 69.16 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 435.71 316.67 4469.74 61.10 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 25.69 25.69 5.14 5.14 0.00 0.00 0.00 0.00 01:26:01 PM eth0 26.67 17.68 11.07 18.06 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 3.20 3.20 0.94 0.94 0.00 0.00 0.00 0.00 01:27:01 PM eth0 86.77 91.93 285.83 942.66 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.32 7.32 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 222.27 156.96 1627.09 274.39 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/07/2026 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.83 0.00 3.43 2.89 0.09 67.76 01:24:01 PM 0 30.61 0.00 3.51 1.58 0.09 64.22 01:24:01 PM 1 27.87 0.00 4.98 7.56 0.09 59.51 01:24:01 PM 2 21.81 0.00 2.31 1.70 0.09 74.08 01:24:01 PM 3 23.06 0.00 2.95 0.74 0.09 73.17 01:25:01 PM all 45.33 0.00 2.83 2.14 0.10 49.60 01:25:01 PM 0 47.45 0.00 3.04 3.01 0.10 46.40 01:25:01 PM 1 41.15 0.00 2.17 0.89 0.10 55.69 01:25:01 PM 2 46.22 0.00 3.60 2.19 0.08 47.91 01:25:01 PM 3 46.50 0.00 2.52 2.47 0.10 48.40 01:26:01 PM all 23.68 0.00 0.70 0.64 0.08 74.90 01:26:01 PM 0 12.91 0.00 1.37 2.48 0.08 83.15 01:26:01 PM 1 30.60 0.00 0.18 0.03 0.07 69.12 01:26:01 PM 2 21.07 0.00 0.67 0.05 0.08 78.13 01:26:01 PM 3 30.10 0.00 0.58 0.02 0.08 69.21 01:27:01 PM all 25.16 0.00 2.10 0.85 0.08 71.80 01:27:01 PM 0 20.60 0.00 2.05 1.74 0.10 75.51 01:27:01 PM 1 35.98 0.00 2.35 0.18 0.08 61.40 01:27:01 PM 2 31.56 0.00 2.61 1.32 0.07 64.45 01:27:01 PM 3 12.46 0.00 1.41 0.17 0.07 85.90 Average: all 30.04 0.00 2.26 1.62 0.09 66.00 Average: 0 27.86 0.00 2.48 2.21 0.09 67.36 Average: 1 33.97 0.00 2.39 2.10 0.08 61.45 Average: 2 30.24 0.00 2.30 1.31 0.08 66.07 Average: 3 28.09 0.00 1.85 0.85 0.08 69.12