---> uname -a: Linux prd-centos8-docker-4c-4g-4900.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 812 11846 19 3104 14606 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:5c:2c:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe5c:2c0d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:34:67:01 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::42:6eff:fe34:6701/64 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) 01/12/2026 _x86_64_ (4 CPU) 10:55:50 LINUX RESTART (4 CPU) 10:56:02 AM tps rtps wtps bread/s bwrtn/s 10:57:01 AM 242.63 27.99 214.64 7207.73 43087.36 10:58:01 AM 239.29 5.85 233.44 997.93 12441.05 10:59:01 AM 87.67 1.33 86.34 575.77 5279.80 11:00:00 AM 148.71 6.65 142.06 5974.56 24842.89 11:00:02 AM 14.75 0.00 14.75 0.00 186.07 Average: 178.63 10.35 168.28 3643.92 21196.96 10:56:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:57:01 AM 13391624 15120412 2749908 17.04 2688 1945176 1074944 6.25 139172 2261060 153652 10:58:01 AM 12215600 14255916 3925932 24.32 2688 2244456 2123672 12.35 189840 3326392 132376 10:59:01 AM 12357820 14556468 3783712 23.44 2688 2400440 1778408 10.35 232184 3135320 137184 11:00:00 AM 12093264 14916212 4048268 25.08 2688 3014144 1222648 7.11 820680 2776520 7532 11:00:02 AM 12076308 14899300 4065224 25.18 2688 3014164 1239388 7.21 820688 2792452 7556 Average: 12426923 14749662 3714609 23.01 2688 2523676 1487812 8.66 440513 2858349 87660 10:56:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:57:01 AM eth0 309.42 185.56 1834.58 67.37 0.00 0.00 0.00 0.00 10:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 AM eth0 324.34 255.43 2708.69 58.00 0.00 0.00 0.00 0.00 10:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:59:01 AM lo 18.50 18.50 2.38 2.38 0.00 0.00 0.00 0.00 10:59:01 AM eth0 384.25 233.11 724.01 122.79 0.00 0.00 0.00 0.00 10:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 AM eth0 268.83 157.45 1984.62 119.73 0.00 0.00 0.00 0.00 11:00:00 AM docker0 22.77 28.40 2.10 622.38 0.00 0.00 0.00 0.00 11:00:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 AM eth0 12.30 13.11 8.90 5.91 0.00 0.00 0.00 0.00 11:00:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.64 4.64 0.60 0.60 0.00 0.00 0.00 0.00 Average: eth0 320.45 207.24 1802.85 91.49 0.00 0.00 0.00 0.00 Average: docker0 5.60 6.99 0.52 153.08 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) 01/12/2026 _x86_64_ (4 CPU) 10:55:50 LINUX RESTART (4 CPU) 10:56:02 AM CPU %user %nice %system %iowait %steal %idle 10:57:01 AM all 25.57 0.00 3.69 4.61 0.09 66.04 10:57:01 AM 0 20.37 0.00 2.60 1.50 0.09 75.44 10:57:01 AM 1 15.09 0.00 3.61 9.50 0.09 71.71 10:57:01 AM 2 39.44 0.00 5.90 3.61 0.10 50.95 10:57:01 AM 3 27.39 0.00 2.67 3.82 0.07 66.05 10:58:01 AM all 43.38 0.00 2.96 1.75 0.13 51.79 10:58:01 AM 0 44.60 0.00 3.08 2.27 0.13 49.92 10:58:01 AM 1 42.62 0.00 2.86 1.91 0.10 52.50 10:58:01 AM 2 46.14 0.00 2.83 1.12 0.13 49.77 10:58:01 AM 3 40.14 0.00 3.07 1.69 0.13 54.96 10:59:01 AM all 34.00 0.00 3.67 0.47 0.08 61.78 10:59:01 AM 0 34.18 0.00 4.23 0.62 0.08 60.88 10:59:01 AM 1 32.44 0.00 3.32 0.30 0.08 63.86 10:59:01 AM 2 33.13 0.00 3.40 0.64 0.08 62.75 10:59:01 AM 3 36.26 0.00 3.71 0.32 0.07 59.65 11:00:00 AM all 23.93 0.00 4.37 1.60 0.08 70.02 11:00:00 AM 0 28.82 0.00 4.42 1.68 0.09 65.00 11:00:00 AM 1 12.67 0.00 4.56 0.81 0.09 81.88 11:00:00 AM 2 28.76 0.00 4.28 3.48 0.07 63.41 11:00:00 AM 3 25.48 0.00 4.22 0.43 0.09 69.79 11:00:02 AM all 24.39 0.00 1.02 0.20 0.00 74.39 11:00:02 AM 0 0.00 0.00 0.83 0.00 0.00 99.17 11:00:02 AM 1 0.82 0.00 0.82 0.00 0.00 98.36 11:00:02 AM 2 95.93 0.00 1.63 0.81 0.00 1.63 11:00:02 AM 3 0.00 0.00 0.82 0.00 0.00 99.18 Average: all 31.75 0.00 3.65 2.09 0.09 62.41 Average: 0 31.90 0.00 3.57 1.51 0.10 62.93 Average: 1 25.70 0.00 3.57 3.10 0.09 67.54 Average: 2 37.21 0.00 4.08 2.19 0.10 56.42 Average: 3 32.21 0.00 3.40 1.56 0.09 62.75