---> uname -a: Linux prd-centos8-docker-8c-8g-14295.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 1081 26377 19 4430 30341 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:2c:94:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fe2c:944e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:13:b7:d0 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::42:12ff:fe13:b7d0/64 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) 11/21/2025 _x86_64_ (8 CPU) 15:19:24 LINUX RESTART (8 CPU) 03:20:01 PM tps rtps wtps bread/s bwrtn/s 03:21:01 PM 224.79 16.16 208.63 3025.52 10558.00 03:22:01 PM 122.71 0.60 122.11 544.62 15216.99 03:23:01 PM 101.93 2.47 99.47 883.57 29558.96 03:24:01 PM 181.82 15.93 165.89 5110.16 2389.12 03:25:01 PM 22.13 0.00 22.13 0.00 17965.00 03:26:01 PM 9.95 0.07 9.88 50.12 220.60 03:27:01 PM 21.81 1.60 20.21 1608.93 5899.27 Average: 97.88 5.26 92.62 1603.31 11687.12 03:20:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:21:01 PM 28937052 30823440 3718660 11.39 2688 2202256 1860444 5.52 161372 3089960 180840 03:22:01 PM 28301024 30455688 4354688 13.34 2688 2467936 2479140 7.36 180560 3688420 12552 03:23:01 PM 26151444 29177956 6504268 19.92 2688 3322868 5382328 15.97 372580 5574684 224 03:24:01 PM 26196192 29918548 6459520 19.78 2688 4014600 2424380 7.19 653328 5244944 525564 03:25:01 PM 26004772 29735800 6650940 20.37 2688 4023028 2576488 7.64 653484 5433984 32 03:26:01 PM 25767780 29502260 6887932 21.09 2688 4026112 2753372 8.17 658116 5667116 20 03:27:01 PM 26968928 31015976 5686784 17.41 2688 4337252 1573120 4.67 858996 4263028 103280 Average: 26903885 30089953 5751827 17.61 2688 3484865 2721325 8.07 505491 4708877 117502 03:20:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 PM eth0 196.23 163.00 2023.16 43.04 0.00 0.00 0.00 0.00 03:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM eth0 366.11 270.69 4172.66 41.57 0.00 0.00 0.00 0.00 03:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 PM eth0 1302.35 357.38 7194.82 28.50 0.00 0.00 0.00 0.00 03:23:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:23:01 PM veth1c8f22c 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 03:24:01 PM lo 12.93 12.93 1.36 1.36 0.00 0.00 0.00 0.00 03:24:01 PM eth0 95.40 76.22 1281.78 23.14 0.00 0.00 0.00 0.00 03:24:01 PM docker0 4.78 5.86 0.65 0.68 0.00 0.00 0.00 0.00 03:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 PM eth0 118.91 95.27 225.11 23.93 0.00 0.00 0.00 0.00 03:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 PM eth0 309.37 228.66 154.57 75.55 0.00 0.00 0.00 0.00 03:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 PM eth0 253.53 195.22 2820.51 34.18 0.00 0.00 0.00 0.00 03:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.85 1.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 377.42 198.06 2553.29 38.56 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.85 0.09 0.10 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) 11/21/2025 _x86_64_ (8 CPU) 15:19:24 LINUX RESTART (8 CPU) 03:20:01 PM CPU %user %nice %system %iowait %steal %idle 03:21:01 PM all 13.60 0.00 1.16 0.63 0.06 84.54 03:21:01 PM 0 9.37 0.00 0.79 0.43 0.10 89.31 03:21:01 PM 1 13.33 0.00 1.34 0.47 0.07 84.80 03:21:01 PM 2 18.09 0.00 1.15 0.89 0.07 79.81 03:21:01 PM 3 16.46 0.00 1.12 0.82 0.07 81.54 03:21:01 PM 4 30.46 0.00 2.52 0.47 0.05 66.51 03:21:01 PM 5 6.36 0.00 0.53 0.18 0.05 92.87 03:21:01 PM 6 7.03 0.00 1.12 1.30 0.05 90.49 03:21:01 PM 7 7.68 0.00 0.72 0.52 0.05 91.04 03:22:01 PM all 16.85 0.00 0.61 0.46 0.05 82.03 03:22:01 PM 0 15.34 0.00 0.84 1.00 0.07 82.76 03:22:01 PM 1 50.62 0.00 1.20 0.25 0.07 47.86 03:22:01 PM 2 5.63 0.00 0.92 0.89 0.05 92.51 03:22:01 PM 3 14.84 0.00 0.23 0.00 0.03 84.89 03:22:01 PM 4 2.96 0.00 0.45 1.24 0.07 95.28 03:22:01 PM 5 13.13 0.00 0.50 0.25 0.03 86.08 03:22:01 PM 6 9.86 0.00 0.47 0.08 0.03 89.55 03:22:01 PM 7 22.38 0.00 0.23 0.00 0.05 77.33 03:23:01 PM all 24.48 0.00 2.40 1.18 0.20 71.74 03:23:01 PM 0 25.32 0.00 1.93 0.82 0.13 71.78 03:23:01 PM 1 20.74 0.00 3.72 1.18 0.17 74.19 03:23:01 PM 2 23.93 0.00 2.19 4.14 0.19 69.56 03:23:01 PM 3 24.51 0.00 2.78 0.69 0.12 71.90 03:23:01 PM 4 28.40 0.00 2.48 0.27 0.20 68.65 03:23:01 PM 5 19.17 0.00 2.08 0.29 0.08 78.38 03:23:01 PM 6 29.61 0.00 2.44 1.86 0.58 65.51 03:23:01 PM 7 24.23 0.00 1.54 0.15 0.14 73.94 03:24:01 PM all 19.15 0.34 2.24 1.18 0.08 77.02 03:24:01 PM 0 17.01 0.07 1.84 0.92 0.07 80.10 03:24:01 PM 1 33.08 0.55 3.13 1.78 0.08 61.37 03:24:01 PM 2 21.09 0.00 2.27 0.59 0.12 75.93 03:24:01 PM 3 19.33 0.05 2.82 0.70 0.08 77.02 03:24:01 PM 4 24.34 0.02 2.21 0.45 0.08 72.89 03:24:01 PM 5 14.16 0.79 1.88 4.20 0.07 78.91 03:24:01 PM 6 11.80 0.00 2.01 0.10 0.07 86.02 03:24:01 PM 7 12.39 1.21 1.74 0.70 0.05 83.91 03:25:01 PM all 10.28 0.00 0.34 0.23 0.04 89.11 03:25:01 PM 0 7.28 0.00 0.07 0.00 0.05 92.60 03:25:01 PM 1 56.20 0.00 0.85 0.05 0.08 42.82 03:25:01 PM 2 1.93 0.00 0.32 0.00 0.03 97.72 03:25:01 PM 3 5.48 0.00 0.13 0.00 0.02 94.37 03:25:01 PM 4 2.74 0.00 0.35 0.15 0.02 96.75 03:25:01 PM 5 0.93 0.00 0.62 0.63 0.05 97.76 03:25:01 PM 6 5.99 0.00 0.10 0.15 0.03 93.73 03:25:01 PM 7 1.65 0.00 0.25 0.83 0.05 97.21 03:26:01 PM all 10.84 0.00 0.56 0.02 0.03 88.55 03:26:01 PM 0 4.92 0.00 0.13 0.00 0.03 94.91 03:26:01 PM 1 40.75 0.00 1.25 0.05 0.07 57.88 03:26:01 PM 2 17.93 0.00 0.78 0.03 0.07 81.19 03:26:01 PM 3 2.52 0.00 0.13 0.03 0.02 97.29 03:26:01 PM 4 8.24 0.00 0.10 0.03 0.02 91.61 03:26:01 PM 5 3.41 0.00 1.40 0.00 0.03 95.15 03:26:01 PM 6 3.84 0.00 0.35 0.00 0.02 95.79 03:26:01 PM 7 5.03 0.00 0.35 0.00 0.02 94.60 03:27:01 PM all 18.15 0.00 0.97 0.11 0.06 80.72 03:27:01 PM 0 20.01 0.00 0.67 0.03 0.07 79.22 03:27:01 PM 1 26.48 0.00 1.02 0.18 0.05 72.27 03:27:01 PM 2 24.68 0.00 1.45 0.22 0.07 73.58 03:27:01 PM 3 18.74 0.00 0.95 0.00 0.08 80.23 03:27:01 PM 4 18.02 0.00 0.84 0.02 0.05 81.08 03:27:01 PM 5 5.23 0.00 0.79 0.25 0.05 93.68 03:27:01 PM 6 20.20 0.00 1.07 0.15 0.05 78.53 03:27:01 PM 7 11.83 0.00 0.94 0.03 0.05 87.15 Average: all 16.18 0.05 1.18 0.54 0.07 81.98 Average: 0 14.16 0.01 0.89 0.46 0.07 84.41 Average: 1 34.48 0.08 1.78 0.56 0.08 63.01 Average: 2 16.15 0.00 1.29 0.96 0.08 81.51 Average: 3 14.54 0.01 1.16 0.32 0.06 83.91 Average: 4 16.43 0.00 1.28 0.38 0.07 81.85 Average: 5 8.90 0.11 1.11 0.83 0.05 88.99 Average: 6 12.58 0.00 1.08 0.52 0.12 85.70 Average: 7 12.15 0.17 0.82 0.32 0.06 86.48