---> uname -a: Linux prd-centos8-docker-4c-4g-18201.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 762 12236 19 2763 14665 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:11:39:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe11:397b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:7b:1f:67 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) 02/18/2026 _x86_64_ (4 CPU) 13:22:37 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 171.83 21.54 150.28 5599.33 12654.60 01:25:01 PM 266.59 19.30 247.29 4185.58 11676.80 01:26:01 PM 37.30 1.65 35.65 63.58 7904.03 01:27:01 PM 59.42 1.43 57.99 91.18 9555.14 Average: 133.81 10.98 122.82 2485.23 10447.83 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13258340 15065896 2883192 17.86 2688 2020832 1154612 6.72 145432 2377648 205312 01:25:01 PM 11850440 14085096 4291092 26.58 2688 2437720 1940008 11.29 236328 3638760 225180 01:26:01 PM 11332500 13571196 4809032 29.79 2688 2441460 2506248 14.58 250120 4138984 892 01:27:01 PM 12467132 14960032 3674400 22.76 2688 2693572 1201272 6.99 522024 2734872 14636 Average: 12227103 14420555 3914429 24.25 2688 2398396 1700535 9.89 288476 3222566 111505 01:23:01 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 373.04 210.55 1832.16 69.72 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 414.77 285.15 4323.23 57.74 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 25.54 25.54 5.13 5.13 0.00 0.00 0.00 0.00 01:26:01 PM eth0 19.18 11.28 9.70 16.74 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 3.12 3.12 0.93 0.93 0.00 0.00 0.00 0.00 01:27:01 PM eth0 80.44 83.95 284.26 939.35 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 7.20 7.20 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 221.89 147.75 1612.73 270.83 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) 02/18/2026 _x86_64_ (4 CPU) 13:22:37 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.62 0.00 3.05 3.07 0.10 71.16 01:24:01 PM 0 29.40 0.00 2.69 2.74 0.12 65.06 01:24:01 PM 1 27.03 0.00 3.61 4.56 0.10 64.70 01:24:01 PM 2 19.97 0.00 3.00 2.53 0.10 74.40 01:24:01 PM 3 14.07 0.00 2.90 2.46 0.07 80.51 01:25:01 PM all 49.99 0.00 2.99 2.10 0.14 44.78 01:25:01 PM 0 54.42 0.00 3.03 1.50 0.15 40.90 01:25:01 PM 1 45.69 0.00 3.46 1.56 0.13 49.16 01:25:01 PM 2 48.08 0.00 2.09 1.51 0.13 48.19 01:25:01 PM 3 51.77 0.00 3.38 3.85 0.15 40.85 01:26:01 PM all 20.98 0.00 0.66 0.36 0.06 77.94 01:26:01 PM 0 26.96 0.00 0.20 0.00 0.05 72.78 01:26:01 PM 1 11.61 0.00 0.99 1.19 0.07 86.15 01:26:01 PM 2 18.87 0.00 0.95 0.23 0.07 79.88 01:26:01 PM 3 26.45 0.00 0.52 0.02 0.07 72.95 01:27:01 PM all 25.49 0.00 2.16 0.63 0.09 71.63 01:27:01 PM 0 31.08 0.00 2.15 0.73 0.10 65.93 01:27:01 PM 1 21.35 0.00 1.89 1.32 0.08 75.35 01:27:01 PM 2 28.03 0.00 2.11 0.10 0.10 69.66 01:27:01 PM 3 21.49 0.00 2.51 0.35 0.07 75.59 Average: all 29.77 0.00 2.22 1.54 0.10 66.38 Average: 0 35.46 0.00 2.02 1.24 0.10 61.18 Average: 1 26.42 0.00 2.49 2.16 0.10 68.84 Average: 2 28.74 0.00 2.04 1.09 0.10 68.03 Average: 3 28.45 0.00 2.33 1.67 0.09 67.47