---> uname -a: Linux prd-centos8-docker-4c-4g-14528.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 2799.996 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: 15761 1455 10586 19 3719 13963 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:47:83:7c 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 85940sec preferred_lft 85940sec inet6 fe80::f816:3eff:fe47:837c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:d5:76:d9 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/01/2026 _x86_64_ (4 CPU) 00:32:59 LINUX RESTART (4 CPU) 12:34:10 AM tps rtps wtps bread/s bwrtn/s 12:35:01 AM 172.99 17.39 155.61 3769.50 11131.65 12:36:01 AM 196.95 7.31 189.64 1029.52 42406.16 12:37:01 AM 43.03 0.00 43.03 0.00 7948.36 12:38:01 AM 3.07 0.00 3.07 0.00 227.28 12:39:01 AM 5.85 2.80 3.05 138.09 249.15 12:40:01 AM 29.99 2.62 27.37 73.58 1885.02 Average: 72.81 4.70 68.11 759.94 10629.07 12:34:10 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:35:01 AM 11892184 14906136 4247136 26.32 2688 3218896 1287916 7.49 183972 3665164 1117488 12:36:01 AM 10962852 14334760 5176468 32.07 2688 3570260 1671888 9.73 279768 4464792 216928 12:37:01 AM 9043592 12429588 7095728 43.97 2688 3583132 3644072 21.20 307196 6349816 2744 12:38:01 AM 8927204 12316680 7212116 44.69 2688 3586528 3675580 21.38 307244 6465368 944 12:39:01 AM 7005396 10406280 9133924 56.59 2688 3597108 5562496 32.36 319472 8366532 1504 12:40:01 AM 10913404 14369124 5225916 32.38 2688 3650772 1710800 9.95 403276 4385032 12188 Average: 9790772 13127095 6348548 39.34 2688 3534449 2925459 17.02 300155 5616117 225299 12:34:10 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 686.77 287.44 19103.06 34.85 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 374.03 293.05 5030.10 39.62 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 29.71 20.75 16.52 18.63 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 324.63 210.91 107.90 105.43 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 5.95 5.95 0.76 0.76 0.00 0.00 0.00 0.00 12:39:01 AM eth0 50.15 40.64 20.13 23.34 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.00 0.00 0.00 0.00 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 269.21 167.43 635.64 223.76 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 Average: eth0 278.89 167.03 3769.21 75.28 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/01/2026 _x86_64_ (4 CPU) 00:32:59 LINUX RESTART (4 CPU) 12:34:10 AM CPU %user %nice %system %iowait %steal %idle 12:35:01 AM all 22.71 0.00 2.64 4.84 0.15 69.66 12:35:01 AM 0 18.81 0.00 1.84 8.74 0.10 70.52 12:35:01 AM 1 33.85 0.00 2.70 0.95 0.22 62.29 12:35:01 AM 2 20.99 0.00 2.83 1.71 0.12 74.35 12:35:01 AM 3 17.09 0.00 3.20 8.02 0.16 71.53 12:36:01 AM all 49.18 0.00 2.29 1.35 0.12 47.06 12:36:01 AM 0 42.21 0.00 3.28 2.21 0.15 52.16 12:36:01 AM 1 55.07 0.00 1.74 0.39 0.10 42.69 12:36:01 AM 2 53.09 0.00 1.73 0.77 0.11 44.30 12:36:01 AM 3 46.50 0.00 2.38 2.00 0.13 48.99 12:37:01 AM all 67.95 0.00 1.58 0.30 0.13 30.05 12:37:01 AM 0 69.34 0.00 1.70 0.42 0.13 28.41 12:37:01 AM 1 47.21 0.00 1.78 0.75 0.13 50.13 12:37:01 AM 2 75.20 0.00 0.65 0.00 0.12 24.03 12:37:01 AM 3 80.14 0.00 2.18 0.02 0.12 17.54 12:38:01 AM all 16.51 0.00 1.47 0.01 0.08 81.93 12:38:01 AM 0 15.53 0.00 1.34 0.03 0.08 83.02 12:38:01 AM 1 14.59 0.00 1.74 0.00 0.08 83.59 12:38:01 AM 2 17.85 0.00 1.51 0.00 0.10 80.55 12:38:01 AM 3 18.07 0.00 1.30 0.00 0.07 80.56 12:39:01 AM all 41.01 0.00 1.41 0.05 0.13 57.40 12:39:01 AM 0 25.43 0.00 1.07 0.00 0.10 73.39 12:39:01 AM 1 72.54 0.00 3.16 0.11 0.21 23.97 12:39:01 AM 2 34.25 0.00 0.76 0.03 0.12 64.84 12:39:01 AM 3 35.17 0.00 0.81 0.07 0.12 63.84 12:40:01 AM all 53.17 0.00 1.63 0.15 0.12 44.93 12:40:01 AM 0 37.98 0.00 2.04 0.50 0.10 59.37 12:40:01 AM 1 47.81 0.00 1.60 0.02 0.10 50.47 12:40:01 AM 2 66.42 0.00 1.67 0.10 0.13 31.67 12:40:01 AM 3 60.43 0.00 1.19 0.00 0.13 38.25 Average: all 42.22 0.00 1.81 1.02 0.12 54.82 Average: 0 35.24 0.00 1.88 1.81 0.11 60.96 Average: 1 44.92 0.00 2.09 0.36 0.14 52.49 Average: 2 45.21 0.00 1.49 0.40 0.12 52.79 Average: 3 43.57 0.00 1.81 1.51 0.12 52.99