---> uname -a: Linux prd-centos8-docker-8c-8g-4877.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1115 25230 19 5544 30301 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:b2:cb:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85791sec preferred_lft 85791sec inet6 fe80::f816:3eff:feb2:cb5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:9f:26:a2 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::42:69ff:fe9f:26a2/64 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) 04/22/2026 _x86_64_ (8 CPU) 13:18:03 LINUX RESTART (8 CPU) 01:19:01 PM tps rtps wtps bread/s bwrtn/s 01:20:01 PM 257.70 18.06 239.64 3894.30 14444.69 01:21:01 PM 126.21 1.77 124.44 498.90 11878.54 01:22:01 PM 144.64 0.62 144.02 509.96 41816.33 01:23:01 PM 37.09 0.48 36.60 21.46 668.03 01:24:01 PM 12.10 0.00 12.10 0.00 565.18 01:25:01 PM 110.16 0.00 110.16 0.00 23931.96 01:26:01 PM 20.13 0.00 20.13 0.00 602.82 01:27:01 PM 165.63 0.00 165.63 0.00 2159.83 01:28:01 PM 65.99 2.87 63.13 4517.56 27333.61 Average: 104.40 2.64 101.76 1049.15 13711.03 01:19:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 PM 28652676 30724400 4003036 12.26 2688 2384984 1819324 5.40 212008 3305148 135820 01:21:01 PM 27465872 29797608 5189840 15.89 2688 2640240 2579100 7.65 280232 4408312 56912 01:22:01 PM 24596220 28084108 8059492 24.68 2688 3770412 4416096 13.10 429368 7020240 68 01:23:01 PM 24097288 27594096 8558424 26.21 2688 3778304 4827404 14.32 445884 7498632 64 01:24:01 PM 25110968 28621560 7544744 23.10 2688 3792488 3629332 10.77 451960 6485764 3428 01:25:01 PM 23428928 27650528 9226784 28.25 2688 4490048 5978832 17.74 648732 7906568 1556 01:26:01 PM 22194692 26464024 10461020 32.03 2688 4538108 7014984 20.81 656956 9127368 2864 01:27:01 PM 23590080 27777056 9065632 27.76 2688 4443816 4318180 12.81 654808 7751736 968 01:28:01 PM 25842900 31032680 6812812 20.86 2688 5434744 1524784 4.52 1152328 4996104 87672 Average: 24997736 28638451 7657976 23.45 2688 3919238 4012004 11.90 548031 6499986 32150 01:19:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM eth0 281.49 246.02 3036.61 54.86 0.00 0.00 0.00 0.00 01:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM eth0 323.28 233.11 3650.17 44.83 0.00 0.00 0.00 0.00 01:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 PM lo 0.60 0.60 0.03 0.03 0.00 0.00 0.00 0.00 01:22:01 PM eth0 316.59 201.07 9753.23 19.83 0.00 0.00 0.00 0.00 01:22:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 01:22:01 PM veth9bc75b2 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 01:23:01 PM lo 60.90 60.90 5.06 5.06 0.00 0.00 0.00 0.00 01:23:01 PM eth0 233.81 167.31 62.91 65.48 0.00 0.00 0.00 0.00 01:23:01 PM docker0 12.08 13.56 1.79 1.68 0.00 0.00 0.00 0.00 01:23:01 PM vethad55148 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 01:24:01 PM lo 45.72 45.72 2.36 2.36 0.00 0.00 0.00 0.00 01:24:01 PM eth0 219.63 167.96 84.38 83.57 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.78 1.02 0.11 0.19 0.00 0.00 0.00 0.00 01:25:01 PM lo 19.96 19.96 2.47 2.47 0.00 0.00 0.00 0.00 01:25:01 PM eth0 661.29 239.11 3033.13 1644.62 0.00 0.00 0.00 0.00 01:25:01 PM docker0 8.83 9.77 0.82 1.70 0.00 0.00 0.00 0.00 01:25:01 PM veth05013b9 8.83 9.90 0.94 1.71 0.00 0.00 0.00 0.00 01:25:01 PM veth9071440 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 01:26:01 PM lo 858.98 858.98 127.91 127.91 0.00 0.00 0.00 0.00 01:26:01 PM eth0 160.28 104.87 44.66 44.91 0.00 0.00 0.00 0.00 01:26:01 PM docker0 370.56 384.82 58.37 63.06 0.00 0.00 0.00 0.00 01:26:01 PM veth05013b9 320.03 332.67 57.19 48.16 0.00 0.00 0.00 0.00 01:26:01 PM veth9071440 50.53 52.62 6.25 15.15 0.00 0.00 0.00 0.00 01:27:01 PM lo 797.88 797.88 153.53 153.53 0.00 0.00 0.00 0.00 01:27:01 PM eth0 60.40 51.53 233.31 23.07 0.00 0.00 0.00 0.00 01:27:01 PM docker0 344.77 352.75 78.42 70.36 0.00 0.00 0.00 0.00 01:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM eth0 112.30 138.34 1272.20 2327.91 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 198.23 198.23 32.37 32.37 0.00 0.00 0.00 0.00 Average: eth0 263.22 172.14 2352.28 478.76 0.00 0.00 0.00 0.00 Average: docker0 81.89 84.67 15.50 15.22 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) 04/22/2026 _x86_64_ (8 CPU) 13:18:03 LINUX RESTART (8 CPU) 01:19:01 PM CPU %user %nice %system %iowait %steal %idle 01:20:01 PM all 18.58 0.00 1.37 0.95 0.08 79.02 01:20:01 PM 0 25.43 0.00 1.15 0.25 0.08 73.09 01:20:01 PM 1 25.09 0.00 1.42 0.53 0.08 72.87 01:20:01 PM 2 22.74 0.00 1.60 0.89 0.10 74.67 01:20:01 PM 3 14.02 0.00 1.49 1.52 0.08 82.89 01:20:01 PM 4 18.88 0.00 1.67 1.02 0.07 78.36 01:20:01 PM 5 15.67 0.00 1.40 0.94 0.07 81.92 01:20:01 PM 6 14.23 0.00 1.24 1.67 0.08 82.77 01:20:01 PM 7 12.59 0.00 1.00 0.77 0.07 85.57 01:21:01 PM all 39.83 0.00 1.25 0.46 0.10 58.36 01:21:01 PM 0 35.02 0.00 0.80 0.47 0.10 63.61 01:21:01 PM 1 45.68 0.00 1.94 1.50 0.12 50.76 01:21:01 PM 2 20.43 0.00 1.47 0.03 0.10 77.96 01:21:01 PM 3 62.03 0.00 1.50 0.15 0.12 36.20 01:21:01 PM 4 43.62 0.00 1.42 0.87 0.10 53.99 01:21:01 PM 5 24.51 0.00 1.57 0.15 0.10 73.67 01:21:01 PM 6 41.46 0.00 0.65 0.17 0.08 57.63 01:21:01 PM 7 45.82 0.00 0.67 0.32 0.10 53.09 01:22:01 PM all 28.62 0.00 2.75 0.72 0.08 67.83 01:22:01 PM 0 39.12 0.00 3.34 0.50 0.10 56.94 01:22:01 PM 1 26.91 0.00 2.57 0.98 0.07 69.47 01:22:01 PM 2 26.50 0.00 3.99 1.70 0.08 67.73 01:22:01 PM 3 26.98 0.00 2.64 0.59 0.07 69.72 01:22:01 PM 4 17.44 0.00 2.25 0.72 0.07 79.52 01:22:01 PM 5 18.29 0.00 3.08 0.54 0.07 78.02 01:22:01 PM 6 33.08 0.00 1.59 0.39 0.07 64.88 01:22:01 PM 7 40.58 0.00 2.55 0.35 0.10 56.41 01:23:01 PM all 22.80 0.00 2.49 0.09 0.10 74.52 01:23:01 PM 0 16.63 0.00 2.76 0.12 0.10 80.39 01:23:01 PM 1 17.42 0.00 2.72 0.17 0.10 79.60 01:23:01 PM 2 28.88 0.00 2.38 0.10 0.12 68.53 01:23:01 PM 3 21.23 0.00 3.11 0.08 0.10 75.48 01:23:01 PM 4 28.11 0.00 2.46 0.08 0.10 69.25 01:23:01 PM 5 20.54 0.00 1.98 0.02 0.08 77.38 01:23:01 PM 6 29.19 0.00 2.51 0.08 0.12 68.09 01:23:01 PM 7 20.39 0.00 2.01 0.05 0.10 77.45 01:24:01 PM all 21.41 0.00 1.23 0.02 0.08 77.26 01:24:01 PM 0 27.59 0.00 1.79 0.03 0.07 70.52 01:24:01 PM 1 6.42 0.00 1.51 0.03 0.07 91.97 01:24:01 PM 2 14.66 0.00 1.32 0.02 0.08 83.92 01:24:01 PM 3 20.29 0.00 1.24 0.03 0.08 78.35 01:24:01 PM 4 24.34 0.00 0.77 0.03 0.07 74.80 01:24:01 PM 5 27.65 0.00 1.34 0.02 0.08 70.91 01:24:01 PM 6 17.86 0.00 0.97 0.00 0.08 81.09 01:24:01 PM 7 32.49 0.00 0.90 0.02 0.08 66.51 01:25:01 PM all 31.64 0.00 1.83 0.36 0.09 66.08 01:25:01 PM 0 14.46 0.00 1.59 0.27 0.10 83.58 01:25:01 PM 1 32.02 0.00 1.78 0.50 0.08 65.62 01:25:01 PM 2 29.71 0.00 1.60 0.42 0.08 68.19 01:25:01 PM 3 43.45 0.00 2.41 0.47 0.10 53.56 01:25:01 PM 4 28.66 0.00 2.13 0.02 0.08 69.10 01:25:01 PM 5 32.82 0.00 1.73 0.32 0.07 65.06 01:25:01 PM 6 27.83 0.00 1.43 0.84 0.08 69.83 01:25:01 PM 7 44.16 0.00 1.94 0.07 0.10 53.73 01:26:01 PM all 23.18 0.00 1.54 0.01 0.10 75.17 01:26:01 PM 0 28.21 0.00 1.62 0.00 0.10 70.07 01:26:01 PM 1 34.96 0.00 1.09 0.02 0.10 63.83 01:26:01 PM 2 22.69 0.00 1.42 0.02 0.10 75.77 01:26:01 PM 3 26.53 0.00 1.51 0.00 0.10 71.86 01:26:01 PM 4 16.14 0.00 1.53 0.07 0.08 82.19 01:26:01 PM 5 14.70 0.00 1.73 0.00 0.10 83.47 01:26:01 PM 6 19.58 0.00 1.80 0.00 0.08 78.54 01:26:01 PM 7 22.58 0.00 1.64 0.02 0.10 75.66 01:27:01 PM all 27.64 0.00 1.66 0.31 0.09 70.30 01:27:01 PM 0 9.83 0.00 3.15 2.05 0.08 84.88 01:27:01 PM 1 40.13 0.00 1.87 0.00 0.10 57.90 01:27:01 PM 2 34.57 0.00 1.66 0.07 0.10 63.61 01:27:01 PM 3 32.50 0.00 1.09 0.05 0.08 66.28 01:27:01 PM 4 21.84 0.00 1.46 0.07 0.07 76.57 01:27:01 PM 5 38.30 0.00 0.99 0.02 0.10 60.60 01:27:01 PM 6 25.93 0.00 1.90 0.05 0.10 72.03 01:27:01 PM 7 17.98 0.00 1.17 0.15 0.08 80.62 01:28:01 PM all 20.91 0.00 1.72 0.35 0.06 76.96 01:28:01 PM 0 34.74 0.00 1.99 0.25 0.08 62.94 01:28:01 PM 1 15.16 0.00 1.34 0.60 0.05 82.85 01:28:01 PM 2 21.94 0.00 2.54 0.25 0.07 75.20 01:28:01 PM 3 19.96 0.00 1.15 0.03 0.05 78.81 01:28:01 PM 4 15.70 0.00 1.02 0.03 0.07 83.18 01:28:01 PM 5 29.88 0.00 1.60 0.05 0.07 68.39 01:28:01 PM 6 21.60 0.00 1.91 0.00 0.07 76.42 01:28:01 PM 7 8.30 0.00 2.17 1.56 0.07 87.91 Average: all 26.07 0.00 1.76 0.36 0.09 71.72 Average: 0 25.67 0.00 2.02 0.44 0.09 71.78 Average: 1 27.09 0.00 1.80 0.48 0.09 70.54 Average: 2 24.67 0.00 2.00 0.39 0.09 72.85 Average: 3 29.67 0.00 1.79 0.33 0.09 68.12 Average: 4 23.86 0.00 1.63 0.32 0.08 74.10 Average: 5 24.71 0.00 1.71 0.23 0.08 73.26 Average: 6 25.64 0.00 1.55 0.36 0.09 72.36 Average: 7 27.21 0.00 1.56 0.37 0.09 70.77