---> uname -a: Linux prd-centos8-docker-4c-4g-4354.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1521 11088 19 3152 13894 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:f7:63:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fef7:6338/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ef:ad:55:27 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:efff:fead:5527/64 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) 01/10/2026 _x86_64_ (4 CPU) 00:32:52 LINUX RESTART (4 CPU) 12:34:01 AM tps rtps wtps bread/s bwrtn/s 12:35:01 AM 233.94 19.81 214.13 3964.95 12653.73 12:36:01 AM 111.01 1.72 109.29 102.73 13660.51 12:37:01 AM 9.30 0.00 9.30 0.00 565.39 12:38:01 AM 20.08 3.22 16.86 633.79 1025.71 12:39:01 AM 79.29 0.18 79.11 3.73 17972.43 12:40:01 AM 34.31 2.67 31.64 82.92 1939.89 Average: 81.32 4.60 76.73 798.00 7970.09 12:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:35:01 AM 11986884 14138728 4154648 25.74 2688 2356284 2002116 11.65 214920 3531096 166192 12:36:01 AM 9700756 12086052 6440776 39.90 2688 2585720 3991264 23.22 269932 5742772 9992 12:37:01 AM 9392400 11782408 6749132 41.81 2688 2590280 4057948 23.61 270200 6048988 1092 12:38:01 AM 8339008 10936000 7802524 48.34 2688 2793028 5306940 30.87 338280 7010032 152044 12:39:01 AM 8053244 10883652 8088288 50.11 2688 3019964 5216852 30.35 411352 7197860 104 12:40:01 AM 11392236 14255424 4749296 29.42 2688 3052444 1811412 10.54 656136 3631676 7512 Average: 9810755 12347044 6330777 39.22 2688 2732953 3731089 21.70 360137 5527071 56156 12:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 259.35 203.07 3125.61 36.28 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 246.99 187.21 3419.84 40.01 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 277.02 187.44 80.68 87.43 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 3.78 3.78 0.49 0.49 0.00 0.00 0.00 0.00 12:38:01 AM eth0 244.52 160.16 1529.68 49.41 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.07 0.17 0.00 0.02 0.00 0.00 0.00 0.00 12:38:01 AM vethf33416a 0.07 0.25 0.00 0.02 0.00 0.00 0.00 0.00 12:39:01 AM lo 12.56 12.56 26.78 26.78 0.00 0.00 0.00 0.00 12:39:01 AM eth0 100.25 61.41 1342.74 4.48 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.10 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:39:01 AM vethf33416a 0.10 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:39:01 AM br-ccc573e9dec4 5.61 5.38 25.60 0.92 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.63 0.63 0.04 0.04 0.00 0.00 0.00 0.00 12:40:01 AM eth0 290.68 185.92 632.29 215.66 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 4.55 4.55 0.00 0.00 0.00 0.00 Average: eth0 236.47 164.20 1688.60 72.21 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 01/10/2026 _x86_64_ (4 CPU) 00:32:52 LINUX RESTART (4 CPU) 12:34:01 AM CPU %user %nice %system %iowait %steal %idle 12:35:01 AM all 38.53 0.00 2.28 1.78 0.10 57.31 12:35:01 AM 0 33.35 0.00 3.03 3.16 0.10 60.36 12:35:01 AM 1 40.57 0.00 2.62 1.60 0.10 55.10 12:35:01 AM 2 41.37 0.00 2.16 1.52 0.10 54.85 12:35:01 AM 3 38.81 0.00 1.32 0.85 0.10 58.91 12:36:01 AM all 59.86 0.00 1.82 0.88 0.11 37.32 12:36:01 AM 0 53.23 0.00 1.95 0.87 0.12 43.83 12:36:01 AM 1 63.38 0.00 2.07 0.57 0.10 33.88 12:36:01 AM 2 61.00 0.00 1.30 0.67 0.12 36.91 12:36:01 AM 3 61.84 0.00 1.97 1.42 0.10 34.66 12:37:01 AM all 20.87 0.00 1.39 0.05 0.08 77.61 12:37:01 AM 0 16.60 0.00 1.42 0.03 0.08 81.86 12:37:01 AM 1 23.30 0.00 1.14 0.00 0.08 75.48 12:37:01 AM 2 20.99 0.00 1.32 0.07 0.07 77.56 12:37:01 AM 3 22.58 0.00 1.70 0.08 0.08 75.55 12:38:01 AM all 36.97 0.00 1.58 0.17 0.08 61.20 12:38:01 AM 0 41.22 0.00 1.82 0.35 0.08 56.52 12:38:01 AM 1 28.39 0.00 1.44 0.17 0.10 69.91 12:38:01 AM 2 45.15 0.00 1.65 0.07 0.08 53.04 12:38:01 AM 3 33.10 0.00 1.39 0.08 0.07 65.35 12:39:01 AM all 16.37 0.00 3.09 1.88 0.07 78.59 12:39:01 AM 0 14.88 0.00 2.33 2.03 0.08 80.67 12:39:01 AM 1 18.90 0.00 4.75 2.10 0.07 74.18 12:39:01 AM 2 14.73 0.00 2.80 2.10 0.07 80.30 12:39:01 AM 3 16.98 0.00 2.45 1.28 0.07 79.22 12:40:01 AM all 42.02 0.00 1.79 0.20 0.09 55.90 12:40:01 AM 0 25.77 0.00 1.49 0.25 0.08 72.40 12:40:01 AM 1 51.50 0.00 2.19 0.25 0.08 45.98 12:40:01 AM 2 42.27 0.00 1.60 0.02 0.08 56.03 12:40:01 AM 3 48.54 0.00 1.87 0.28 0.10 49.21 Average: all 35.79 0.00 1.99 0.83 0.09 61.31 Average: 0 30.86 0.00 2.01 1.12 0.09 65.93 Average: 1 37.69 0.00 2.37 0.78 0.09 59.07 Average: 2 37.60 0.00 1.81 0.74 0.09 59.77 Average: 3 36.99 0.00 1.79 0.67 0.09 60.47