---> uname -a: Linux prd-centos8-docker-4c-4g-5947.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1582 10257 19 3923 13831 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:45:7d:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe45:7dde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:59:9d:94 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:e9ff:fe59:9d94/64 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) 04/25/2026 _x86_64_ (4 CPU) 09:27:21 LINUX RESTART (4 CPU) 09:28:01 AM tps rtps wtps bread/s bwrtn/s 09:29:01 AM 220.36 4.97 215.39 447.18 12745.30 09:30:01 AM 258.21 2.48 255.72 791.73 38014.30 09:31:01 AM 1032.47 95.05 937.41 1697.15 26621.12 09:32:01 AM 63.41 25.25 38.16 490.18 2292.40 Average: 393.66 31.94 361.72 856.62 19918.54 09:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 AM 12603440 14638172 3538092 21.92 2688 2240940 1585640 9.22 166780 2964656 201884 09:30:01 AM 11112108 14095248 5029424 31.16 2688 3146196 1904672 11.08 375848 4125488 52512 09:31:01 AM 9675084 13252000 6466448 40.06 2688 3570584 1980716 11.52 425312 5139420 6772 09:32:01 AM 10569308 14213924 5572224 34.52 2688 3635516 1663640 9.68 700328 3988144 16296 Average: 10989985 14049836 5151547 31.91 2688 3148309 1783667 10.38 417067 4054427 69366 09:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 AM eth0 227.79 185.22 3315.02 36.55 0.00 0.00 0.00 0.00 09:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM lo 6.20 6.20 4.58 4.58 0.00 0.00 0.00 0.00 09:30:01 AM eth0 471.97 328.50 5646.93 40.85 0.00 0.00 0.00 0.00 09:30:01 AM docker0 3.42 3.15 4.09 0.45 0.00 0.00 0.00 0.00 09:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 AM eth0 89.64 57.80 846.45 9.86 0.00 0.00 0.00 0.00 09:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM eth0 260.69 156.56 414.00 184.83 0.00 0.00 0.00 0.00 09:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 1.15 1.15 0.00 0.00 0.00 0.00 Average: eth0 262.51 182.01 2555.49 68.02 0.00 0.00 0.00 0.00 Average: docker0 0.85 0.79 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) 04/25/2026 _x86_64_ (4 CPU) 09:27:21 LINUX RESTART (4 CPU) 09:28:01 AM CPU %user %nice %system %iowait %steal %idle 09:29:01 AM all 24.81 0.00 2.23 1.11 0.09 71.76 09:29:01 AM 0 24.61 0.00 2.34 1.17 0.08 71.79 09:29:01 AM 1 24.82 0.00 2.78 1.41 0.10 70.90 09:29:01 AM 2 21.73 0.00 1.78 1.31 0.08 75.10 09:29:01 AM 3 28.09 0.00 2.01 0.55 0.10 69.25 09:30:01 AM all 48.95 0.09 5.08 1.42 0.10 44.36 09:30:01 AM 0 46.31 0.05 4.33 0.74 0.10 48.47 09:30:01 AM 1 44.32 0.20 4.92 2.16 0.08 48.32 09:30:01 AM 2 52.23 0.08 4.90 0.86 0.10 41.82 09:30:01 AM 3 52.94 0.02 6.19 1.92 0.10 38.84 09:31:01 AM all 30.50 0.00 8.09 6.64 0.10 54.67 09:31:01 AM 0 16.27 0.00 7.87 6.67 0.10 69.09 09:31:01 AM 1 33.37 0.00 7.28 6.72 0.10 52.53 09:31:01 AM 2 52.30 0.00 9.60 6.70 0.10 31.29 09:31:01 AM 3 20.15 0.00 7.59 6.46 0.10 65.70 09:32:01 AM all 39.22 0.00 2.24 0.43 0.09 58.02 09:32:01 AM 0 41.01 0.00 1.80 0.38 0.08 56.72 09:32:01 AM 1 26.97 0.00 2.48 0.90 0.10 69.55 09:32:01 AM 2 49.21 0.00 2.61 0.33 0.08 47.77 09:32:01 AM 3 39.70 0.00 2.07 0.08 0.08 58.06 Average: all 35.87 0.02 4.40 2.39 0.09 57.23 Average: 0 32.08 0.01 4.07 2.23 0.09 61.51 Average: 1 32.35 0.05 4.36 2.79 0.10 60.36 Average: 2 43.83 0.02 4.71 2.29 0.09 49.06 Average: 3 35.23 0.00 4.45 2.24 0.10 57.97