---> uname -a: Linux prd-centos8-docker-8c-8g-3784.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1080 26380 19 4429 30343 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:96:e0:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85980sec preferred_lft 85980sec inet6 fe80::f816:3eff:fe96:e098/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:53:b5:7c 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::42:8fff:fe53:b57c/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) 03/21/2026 _x86_64_ (8 CPU) 16:34:18 LINUX RESTART (8 CPU) 04:35:01 PM tps rtps wtps bread/s bwrtn/s 04:36:01 PM 265.00 15.86 249.13 3016.46 12668.38 04:37:01 PM 74.81 2.50 72.31 1015.00 10626.32 04:38:01 PM 293.75 15.31 278.43 3079.79 31793.07 04:39:01 PM 48.73 1.47 47.26 2517.98 18416.26 04:40:01 PM 15.98 0.07 15.91 50.12 543.70 04:41:01 PM 37.29 1.97 35.33 1662.79 9747.59 Average: 122.12 6.17 115.95 1887.07 13916.74 04:35:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 PM 28401972 30516620 4253740 13.03 2688 2429408 2046164 6.07 168636 3608556 290924 04:37:01 PM 27758592 29963940 4897120 15.00 2688 2518276 2568268 7.62 249420 4161164 55120 04:38:01 PM 26722880 29910180 5932832 18.17 2688 3483128 2851768 8.46 506348 4876520 91044 04:39:01 PM 25999692 29718896 6656020 20.38 2688 4011704 2654892 7.88 652116 5444260 6212 04:40:01 PM 25963176 29685800 6692536 20.49 2688 4014692 2637024 7.82 656072 5477872 12 04:41:01 PM 26976812 31032332 5678900 17.39 2688 4345332 1552264 4.61 864880 4251124 27496 Average: 26970521 30137961 5685191 17.41 2688 3467090 2385063 7.08 516245 4636583 78468 04:35:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 PM eth0 438.64 324.31 5234.19 56.75 0.00 0.00 0.00 0.00 04:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 231.99 181.86 997.46 42.67 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM lo 13.06 13.06 1.38 1.38 0.00 0.00 0.00 0.00 04:38:01 PM eth0 1241.91 367.36 6785.79 41.21 0.00 0.00 0.00 0.00 04:38:01 PM docker0 4.88 6.06 0.66 0.71 0.00 0.00 0.00 0.00 04:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM eth0 112.86 76.44 1194.76 19.09 0.00 0.00 0.00 0.00 04:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 PM eth0 180.82 130.41 108.15 45.18 0.00 0.00 0.00 0.00 04:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM eth0 204.97 160.36 2874.80 43.87 0.00 0.00 0.00 0.00 04:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.15 2.15 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 399.56 206.35 2855.10 41.46 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 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) 03/21/2026 _x86_64_ (8 CPU) 16:34:18 LINUX RESTART (8 CPU) 04:35:01 PM CPU %user %nice %system %iowait %steal %idle 04:36:01 PM all 15.67 0.00 1.31 0.80 0.06 82.16 04:36:01 PM 0 8.55 0.00 1.07 0.87 0.05 89.46 04:36:01 PM 1 3.68 0.00 1.39 1.62 0.08 93.22 04:36:01 PM 2 10.66 0.00 0.65 0.69 0.07 87.93 04:36:01 PM 3 14.88 0.00 1.15 0.45 0.07 83.45 04:36:01 PM 4 12.64 0.00 1.07 0.37 0.05 85.87 04:36:01 PM 5 22.40 0.00 1.34 1.34 0.07 74.86 04:36:01 PM 6 11.81 0.00 1.15 0.32 0.03 86.69 04:36:01 PM 7 40.69 0.00 2.66 0.77 0.08 55.80 04:37:01 PM all 27.99 0.00 0.74 0.26 0.06 70.95 04:37:01 PM 0 36.65 0.00 1.23 0.07 0.08 61.97 04:37:01 PM 1 22.08 0.00 0.32 0.00 0.05 77.55 04:37:01 PM 2 30.39 0.00 0.62 1.12 0.07 67.81 04:37:01 PM 3 27.60 0.00 0.35 0.22 0.05 71.79 04:37:01 PM 4 31.22 0.00 0.62 0.02 0.05 68.09 04:37:01 PM 5 17.79 0.00 0.43 0.08 0.05 81.64 04:37:01 PM 6 28.28 0.00 1.87 0.52 0.08 69.24 04:37:01 PM 7 29.91 0.00 0.47 0.03 0.05 69.53 04:38:01 PM all 21.64 0.26 3.24 0.87 0.08 73.90 04:38:01 PM 0 19.12 0.03 2.74 0.26 0.09 77.76 04:38:01 PM 1 26.25 0.05 3.46 1.03 0.09 69.12 04:38:01 PM 2 18.70 0.03 4.52 3.66 0.10 72.98 04:38:01 PM 3 22.38 0.03 3.02 0.74 0.09 73.74 04:38:01 PM 4 27.79 0.07 3.24 0.82 0.09 68.00 04:38:01 PM 5 16.63 1.77 3.19 0.27 0.07 78.07 04:38:01 PM 6 22.43 0.07 2.63 0.05 0.07 74.75 04:38:01 PM 7 19.81 0.03 3.14 0.15 0.09 76.77 04:39:01 PM all 12.32 0.04 0.69 0.26 0.04 86.66 04:39:01 PM 0 5.76 0.00 0.43 0.03 0.03 93.74 04:39:01 PM 1 3.12 0.00 0.68 1.39 0.03 94.77 04:39:01 PM 2 3.48 0.00 0.82 0.23 0.03 95.43 04:39:01 PM 3 59.21 0.00 1.03 0.05 0.07 39.64 04:39:01 PM 4 3.30 0.00 0.40 0.22 0.03 96.05 04:39:01 PM 5 6.09 0.28 0.70 0.05 0.02 92.86 04:39:01 PM 6 2.61 0.00 0.62 0.00 0.03 96.74 04:39:01 PM 7 14.95 0.00 0.80 0.10 0.03 84.12 04:40:01 PM all 13.20 0.00 0.46 0.03 0.04 86.28 04:40:01 PM 0 4.62 0.00 0.12 0.00 0.05 95.21 04:40:01 PM 1 9.26 0.00 0.52 0.08 0.03 90.10 04:40:01 PM 2 4.31 0.00 0.23 0.00 0.05 95.41 04:40:01 PM 3 27.30 0.00 1.25 0.02 0.07 71.37 04:40:01 PM 4 4.58 0.00 0.32 0.05 0.05 95.00 04:40:01 PM 5 6.92 0.00 0.23 0.05 0.03 92.76 04:40:01 PM 6 23.64 0.00 0.80 0.00 0.02 75.55 04:40:01 PM 7 24.90 0.00 0.20 0.00 0.03 74.87 04:41:01 PM all 19.13 0.00 1.02 0.12 0.05 79.67 04:41:01 PM 0 15.47 0.00 0.97 0.02 0.05 83.50 04:41:01 PM 1 8.61 0.00 0.85 0.00 0.05 90.49 04:41:01 PM 2 30.52 0.00 1.09 0.30 0.05 68.05 04:41:01 PM 3 9.70 0.00 0.84 0.17 0.07 89.23 04:41:01 PM 4 21.00 0.00 1.17 0.12 0.05 77.67 04:41:01 PM 5 19.92 0.00 0.82 0.20 0.03 79.03 04:41:01 PM 6 28.98 0.00 1.59 0.08 0.07 69.28 04:41:01 PM 7 18.84 0.00 0.85 0.07 0.05 80.19 Average: all 18.31 0.05 1.23 0.39 0.06 79.96 Average: 0 15.01 0.01 1.09 0.21 0.06 83.63 Average: 1 12.12 0.01 1.19 0.69 0.06 85.94 Average: 2 16.34 0.01 1.31 0.99 0.06 81.29 Average: 3 26.87 0.01 1.27 0.27 0.07 71.52 Average: 4 16.71 0.01 1.13 0.26 0.05 81.83 Average: 5 14.95 0.34 1.11 0.33 0.04 83.23 Average: 6 19.61 0.01 1.44 0.16 0.05 78.72 Average: 7 24.87 0.01 1.34 0.19 0.06 73.54