---> uname -a: Linux prd-centos8-docker-4c-4g-16699.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 1006 10646 19 4110 14407 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:41:71:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fe41:7189/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:94:a3:76 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::42:93ff:fe94:a376/64 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) 02/14/2026 _x86_64_ (4 CPU) 03:29:07 LINUX RESTART (4 CPU) 03:30:01 AM tps rtps wtps bread/s bwrtn/s 03:31:01 AM 247.52 4.65 242.87 575.75 13012.97 03:32:01 AM 149.87 2.78 147.08 504.63 22884.91 03:33:01 AM 1088.51 95.05 993.45 1697.15 35507.46 03:34:01 AM 83.89 41.14 42.74 5516.81 8649.13 Average: 392.47 35.91 356.57 2073.30 20014.15 03:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 AM 12650048 14700968 3491484 21.63 2688 2255928 1443700 8.40 172296 2911864 182456 03:32:01 AM 11559588 14313760 4581944 28.39 2688 2935424 1666892 9.70 368324 3724444 182416 03:33:01 AM 10125584 13569860 6015948 37.27 2688 3438276 1735056 10.09 417664 4700256 6768 03:34:01 AM 10253760 14096224 5887772 36.48 2688 3831484 1721336 10.01 493036 4499984 10004 Average: 11147245 14170203 4994287 30.94 2688 3115278 1641746 9.55 362830 3959137 95411 03:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 330.01 253.98 3399.47 42.35 0.00 0.00 0.00 0.00 03:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM lo 6.23 6.23 4.58 4.58 0.00 0.00 0.00 0.00 03:32:01 AM eth0 276.34 177.66 3231.32 23.71 0.00 0.00 0.00 0.00 03:32:01 AM docker0 3.18 3.03 4.08 0.44 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 135.30 89.29 996.68 14.03 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 164.07 132.89 3109.10 13.51 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 1.15 1.15 0.00 0.00 0.00 0.00 Average: eth0 226.44 163.46 2684.11 23.40 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.76 1.02 0.11 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) 02/14/2026 _x86_64_ (4 CPU) 03:29:07 LINUX RESTART (4 CPU) 03:30:01 AM CPU %user %nice %system %iowait %steal %idle 03:31:01 AM all 23.53 0.00 2.39 1.71 0.08 72.29 03:31:01 AM 0 27.56 0.00 2.72 2.46 0.08 67.17 03:31:01 AM 1 23.60 0.00 3.13 2.06 0.08 71.14 03:31:01 AM 2 22.52 0.00 2.36 1.12 0.08 73.91 03:31:01 AM 3 20.43 0.00 1.34 1.19 0.08 76.96 03:32:01 AM all 45.59 0.10 4.10 1.29 0.12 48.80 03:32:01 AM 0 41.06 0.07 3.61 1.60 0.12 53.55 03:32:01 AM 1 47.89 0.13 4.10 0.71 0.12 47.05 03:32:01 AM 2 44.09 0.13 3.63 1.63 0.12 50.40 03:32:01 AM 3 49.33 0.07 5.08 1.21 0.13 44.18 03:33:01 AM all 28.58 0.00 9.10 9.41 0.11 52.80 03:33:01 AM 0 17.18 0.00 7.59 7.55 0.10 67.58 03:33:01 AM 1 19.52 0.00 9.36 9.12 0.10 61.90 03:33:01 AM 2 24.12 0.00 10.00 10.91 0.12 54.85 03:33:01 AM 3 53.51 0.00 9.48 10.06 0.12 26.83 03:34:01 AM all 49.79 0.00 1.88 0.78 0.11 47.44 03:34:01 AM 0 43.96 0.00 1.42 0.53 0.10 53.98 03:34:01 AM 1 44.99 0.00 2.16 0.79 0.12 51.95 03:34:01 AM 2 49.64 0.00 1.74 0.47 0.12 48.04 03:34:01 AM 3 60.57 0.00 2.21 1.32 0.12 35.78 Average: all 36.89 0.03 4.35 3.28 0.11 55.35 Average: 0 32.47 0.02 3.82 3.02 0.10 60.56 Average: 1 34.04 0.03 4.67 3.15 0.11 58.01 Average: 2 35.13 0.03 4.41 3.51 0.11 56.81 Average: 3 45.93 0.02 4.51 3.42 0.11 46.01