---> uname -a: Linux prd-centos8-docker-8c-8g-1577.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: 2800.000 BogoMIPS: 5600.00 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 13G 148G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1150 25268 19 5471 30266 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:4f:77:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.104/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85726sec preferred_lft 85726sec inet6 fe80::f816:3eff:fe4f:7755/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:68:aa:d4 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:f8ff:fe68:aad4/64 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) 03/04/2026 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 03:08:01 PM tps rtps wtps bread/s bwrtn/s 03:09:01 PM 203.98 16.55 187.44 3036.96 11271.05 03:10:01 PM 220.53 3.00 217.53 1193.00 16988.70 03:11:01 PM 35.60 0.05 35.55 1.07 2730.52 03:12:01 PM 112.10 0.55 111.55 413.46 44837.85 03:13:01 PM 36.37 0.00 36.37 0.00 573.03 03:14:01 PM 10.15 0.48 9.67 21.46 351.29 03:15:01 PM 57.83 0.00 57.83 0.00 14084.54 03:16:01 PM 70.18 0.05 70.13 77.04 10652.98 03:17:01 PM 137.45 0.00 137.45 0.00 1535.20 03:18:01 PM 53.30 2.52 50.78 4486.77 27364.90 Average: 93.75 2.32 91.43 922.94 13038.99 03:08:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 PM 29056724 30937552 3598988 11.02 2688 2196964 1713348 5.08 167876 2967940 162948 03:10:01 PM 27422028 29676012 5233684 16.03 2688 2562860 3033472 9.00 271684 4458924 49984 03:11:01 PM 26228940 28503888 6426772 19.68 2688 2583084 3903892 11.58 282356 5639168 104 03:12:01 PM 24316616 27725412 8339096 25.54 2688 3691716 4563680 13.54 423248 7308684 960 03:13:01 PM 23828540 27243424 8827172 27.03 2688 3697024 4988228 14.80 443520 7773312 2304 03:14:01 PM 23678624 27098256 8977088 27.49 2688 3701636 5019172 14.89 445244 7920408 72 03:15:01 PM 24473444 28558072 8182268 25.06 2688 4344368 3514928 10.43 512080 7014456 225660 03:16:01 PM 23043856 27234812 9611856 29.43 2688 4459040 6221092 18.46 558168 8378956 728 03:17:01 PM 24196152 28306132 8459560 25.91 2688 4366232 3735868 11.08 556156 7245964 13444 03:18:01 PM 25910776 31016184 6744936 20.65 2688 5352568 1508292 4.48 901716 5180416 73948 Average: 25215570 28629974 7440142 22.78 2688 3695549 3820197 11.33 456205 6388823 53015 03:08:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 174.72 139.73 1937.78 29.13 0.00 0.00 0.00 0.00 03:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 395.80 313.15 5123.00 43.92 0.00 0.00 0.00 0.00 03:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 122.33 105.96 282.76 34.49 0.00 0.00 0.00 0.00 03:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 310.01 181.17 9489.71 14.27 0.00 0.00 0.00 0.00 03:12:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:13:01 PM lo 52.53 52.53 4.64 4.64 0.00 0.00 0.00 0.00 03:13:01 PM eth0 109.38 79.77 37.83 38.54 0.00 0.00 0.00 0.00 03:13:01 PM docker0 12.06 13.51 1.78 1.68 0.00 0.00 0.00 0.00 03:14:01 PM lo 64.76 64.76 3.29 3.29 0.00 0.00 0.00 0.00 03:14:01 PM eth0 292.47 237.98 86.90 102.36 0.00 0.00 0.00 0.00 03:14:01 PM docker0 0.78 1.03 0.11 0.19 0.00 0.00 0.00 0.00 03:15:01 PM lo 2.28 2.28 0.13 0.13 0.00 0.00 0.00 0.00 03:15:01 PM eth0 550.80 214.13 3055.72 31.41 0.00 0.00 0.00 0.00 03:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 PM lo 580.27 580.27 80.80 80.80 0.00 0.00 0.00 0.00 03:16:01 PM eth0 77.42 61.10 21.79 24.81 0.00 0.00 0.00 0.00 03:16:01 PM docker0 250.23 260.36 36.70 40.69 0.00 0.00 0.00 0.00 03:16:01 PM veth570ff23 217.71 226.51 36.20 31.88 0.00 0.00 0.00 0.00 03:16:01 PM veth68609bd 32.52 34.56 3.92 9.07 0.00 0.00 0.00 0.00 03:17:01 PM lo 1081.64 1081.64 201.38 201.38 0.00 0.00 0.00 0.00 03:17:01 PM eth0 121.99 90.42 246.49 36.60 0.00 0.00 0.00 0.00 03:17:01 PM docker0 471.01 484.34 100.19 93.97 0.00 0.00 0.00 0.00 03:18:01 PM lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:18:01 PM eth0 81.81 66.28 1256.48 18.15 0.00 0.00 0.00 0.00 03:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 178.27 178.27 29.03 29.03 0.00 0.00 0.00 0.00 Average: eth0 223.67 148.96 2153.80 37.37 0.00 0.00 0.00 0.00 Average: docker0 73.42 75.94 13.88 13.65 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) 03/04/2026 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 03:08:01 PM CPU %user %nice %system %iowait %steal %idle 03:09:01 PM all 13.46 0.00 1.22 0.63 0.05 84.63 03:09:01 PM 0 5.03 0.00 1.05 0.70 0.05 93.16 03:09:01 PM 1 15.09 0.00 1.37 0.70 0.05 82.79 03:09:01 PM 2 24.72 0.00 1.54 0.42 0.05 73.28 03:09:01 PM 3 14.73 0.00 1.19 0.57 0.07 83.45 03:09:01 PM 4 20.03 0.00 2.04 1.04 0.05 76.85 03:09:01 PM 5 16.08 0.00 1.14 0.42 0.07 82.30 03:09:01 PM 6 6.28 0.00 0.55 0.72 0.05 92.40 03:09:01 PM 7 5.68 0.00 0.87 0.52 0.05 92.88 03:10:01 PM all 36.41 0.00 1.29 0.67 0.09 61.54 03:10:01 PM 0 31.29 0.00 1.12 0.45 0.10 67.04 03:10:01 PM 1 46.55 0.00 2.26 1.40 0.10 49.69 03:10:01 PM 2 29.43 0.00 1.49 0.33 0.08 68.66 03:10:01 PM 3 48.22 0.00 0.78 0.20 0.08 50.71 03:10:01 PM 4 26.23 0.00 1.30 1.59 0.07 70.81 03:10:01 PM 5 44.61 0.00 1.79 0.79 0.10 52.72 03:10:01 PM 6 43.52 0.00 0.74 0.20 0.10 55.45 03:10:01 PM 7 21.40 0.00 0.82 0.43 0.08 77.26 03:11:01 PM all 17.98 0.00 0.61 0.13 0.04 81.24 03:11:01 PM 0 2.49 0.00 1.25 0.13 0.03 96.09 03:11:01 PM 1 27.37 0.00 1.32 0.72 0.07 70.53 03:11:01 PM 2 13.65 0.00 0.28 0.00 0.05 86.02 03:11:01 PM 3 19.79 0.00 0.37 0.12 0.05 79.68 03:11:01 PM 4 28.98 0.00 0.85 0.05 0.05 70.07 03:11:01 PM 5 13.14 0.00 0.52 0.00 0.03 86.31 03:11:01 PM 6 17.15 0.00 0.22 0.02 0.03 82.59 03:11:01 PM 7 21.22 0.00 0.10 0.00 0.03 78.64 03:12:01 PM all 24.28 0.00 2.44 2.19 0.08 71.00 03:12:01 PM 0 13.41 0.00 1.56 0.37 0.07 84.59 03:12:01 PM 1 28.16 0.00 3.72 4.21 0.10 63.81 03:12:01 PM 2 31.36 0.00 3.20 7.79 0.08 57.56 03:12:01 PM 3 24.92 0.00 3.25 2.57 0.08 69.18 03:12:01 PM 4 28.60 0.00 1.64 0.96 0.10 68.70 03:12:01 PM 5 24.07 0.00 1.97 0.05 0.08 73.83 03:12:01 PM 6 15.61 0.00 2.14 0.74 0.07 81.44 03:12:01 PM 7 28.14 0.00 2.02 0.87 0.07 68.90 03:13:01 PM all 21.94 0.00 2.16 0.05 0.08 75.77 03:13:01 PM 0 18.44 0.00 2.28 0.05 0.10 79.14 03:13:01 PM 1 21.16 0.00 2.07 0.08 0.10 76.58 03:13:01 PM 2 31.72 0.00 2.43 0.03 0.08 65.74 03:13:01 PM 3 16.82 0.00 1.79 0.05 0.08 81.26 03:13:01 PM 4 21.50 0.00 2.04 0.07 0.08 76.31 03:13:01 PM 5 21.51 0.00 1.89 0.05 0.07 76.48 03:13:01 PM 6 23.93 0.00 2.39 0.05 0.08 73.54 03:13:01 PM 7 20.43 0.00 2.36 0.02 0.07 77.13 03:14:01 PM all 7.41 0.00 1.17 0.02 0.07 91.33 03:14:01 PM 0 8.93 0.00 0.92 0.03 0.07 90.06 03:14:01 PM 1 7.48 0.00 0.99 0.03 0.07 91.44 03:14:01 PM 2 5.89 0.00 1.91 0.02 0.08 92.11 03:14:01 PM 3 7.18 0.00 0.77 0.02 0.05 91.98 03:14:01 PM 4 5.82 0.00 1.34 0.02 0.05 92.78 03:14:01 PM 5 5.38 0.00 1.34 0.02 0.08 93.18 03:14:01 PM 6 9.36 0.00 1.09 0.02 0.07 89.46 03:14:01 PM 7 9.26 0.00 1.05 0.00 0.07 89.62 03:15:01 PM all 38.79 0.00 1.67 0.49 0.11 58.94 03:15:01 PM 0 32.31 0.00 1.56 0.23 0.12 65.78 03:15:01 PM 1 52.73 0.00 2.41 1.81 0.10 42.94 03:15:01 PM 2 26.18 0.00 1.84 0.96 0.12 70.90 03:15:01 PM 3 43.71 0.00 1.41 0.12 0.12 54.65 03:15:01 PM 4 46.29 0.00 1.31 0.17 0.10 52.14 03:15:01 PM 5 28.15 0.00 1.93 0.07 0.12 69.74 03:15:01 PM 6 45.97 0.00 1.42 0.02 0.10 52.49 03:15:01 PM 7 34.98 0.00 1.51 0.52 0.12 62.88 03:16:01 PM all 27.08 0.00 1.55 0.54 0.09 70.75 03:16:01 PM 0 21.40 0.00 1.19 0.00 0.08 77.33 03:16:01 PM 1 26.40 0.00 1.70 0.77 0.10 71.03 03:16:01 PM 2 33.05 0.00 1.34 0.42 0.10 65.09 03:16:01 PM 3 20.26 0.00 1.56 0.18 0.08 77.92 03:16:01 PM 4 36.12 0.00 1.24 2.83 0.10 59.70 03:16:01 PM 5 18.60 0.00 1.43 0.07 0.07 79.84 03:16:01 PM 6 43.30 0.00 2.49 0.02 0.10 54.09 03:16:01 PM 7 17.47 0.00 1.42 0.02 0.08 81.01 03:17:01 PM all 25.43 0.00 1.92 0.28 0.09 72.28 03:17:01 PM 0 25.77 0.00 1.30 0.00 0.10 72.83 03:17:01 PM 1 29.07 0.00 1.69 0.00 0.08 69.15 03:17:01 PM 2 17.06 0.00 1.88 0.02 0.08 80.96 03:17:01 PM 3 20.87 0.00 2.92 1.95 0.10 74.16 03:17:01 PM 4 27.51 0.00 1.90 0.03 0.08 70.47 03:17:01 PM 5 31.43 0.00 2.83 0.12 0.10 65.52 03:17:01 PM 6 32.29 0.00 1.66 0.00 0.10 65.95 03:17:01 PM 7 19.42 0.00 1.16 0.12 0.10 79.20 03:18:01 PM all 22.74 0.00 1.46 3.74 0.06 72.00 03:18:01 PM 0 32.99 0.00 1.04 2.68 0.07 63.23 03:18:01 PM 1 24.80 0.00 1.14 7.26 0.08 66.72 03:18:01 PM 2 19.27 0.00 1.47 4.80 0.07 74.39 03:18:01 PM 3 20.62 0.00 1.54 1.97 0.07 75.80 03:18:01 PM 4 18.35 0.00 1.16 3.77 0.05 76.68 03:18:01 PM 5 30.80 0.00 1.77 5.24 0.08 62.10 03:18:01 PM 6 10.56 0.00 1.57 4.18 0.05 83.64 03:18:01 PM 7 24.49 0.00 1.99 0.00 0.05 73.46 Average: all 23.55 0.00 1.55 0.87 0.08 73.96 Average: 0 19.20 0.00 1.33 0.47 0.08 78.93 Average: 1 27.87 0.00 1.87 1.70 0.09 68.48 Average: 2 23.23 0.00 1.74 1.48 0.08 73.48 Average: 3 23.71 0.00 1.56 0.77 0.08 73.88 Average: 4 25.94 0.00 1.48 1.05 0.07 71.46 Average: 5 23.37 0.00 1.66 0.68 0.08 74.21 Average: 6 24.80 0.00 1.43 0.60 0.08 73.11 Average: 7 20.24 0.00 1.33 0.25 0.07 78.11