---> uname -a: Linux prd-centos8-docker-8c-8g-1483.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 1058 26412 19 4419 30363 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:ed:6c:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:feed:6c53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7c:14:db:f3 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::42:7cff:fe14:dbf3/64 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) 04/14/2026 _x86_64_ (8 CPU) 15:59:09 LINUX RESTART (8 CPU) 04:00:02 PM tps rtps wtps bread/s bwrtn/s 04:01:01 PM 289.99 17.06 272.92 3360.62 14867.59 04:02:01 PM 78.27 1.80 76.47 796.00 11286.71 04:03:01 PM 116.16 14.65 101.52 1207.46 29615.34 04:04:01 PM 164.63 2.52 162.12 4510.41 22069.07 04:05:01 PM 29.42 0.07 29.36 50.12 1586.14 04:06:01 PM 23.26 0.03 23.23 5.20 616.70 Average: 116.48 5.99 110.49 1650.27 13336.43 04:00:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:01:01 PM 28582504 30773068 4073208 12.47 2688 2503500 1821588 5.40 198948 3391368 292384 04:02:01 PM 27460444 29746756 5195268 15.91 2688 2597716 3051428 9.05 228500 4472104 44488 04:03:01 PM 25913352 29047976 6742360 20.65 2688 3428616 4267284 12.66 464952 5711924 160 04:04:01 PM 24906312 28792348 7749400 23.73 2688 4177104 3589108 10.65 738656 6441896 116 04:05:01 PM 24765240 28697876 7890472 24.16 2688 4222748 3600544 10.68 746712 6570216 6624 04:06:01 PM 26978572 31020336 5677140 17.38 2688 4330004 1593388 4.73 756940 4349168 124844 Average: 26434404 29679727 6221308 19.05 2688 3543281 2987223 8.86 522451 5156113 78103 04:00:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:01:01 PM eth0 470.16 360.12 5731.34 67.07 0.00 0.00 0.00 0.00 04:01:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:02:01 PM eth0 314.79 221.43 1260.29 75.34 0.00 0.00 0.00 0.00 04:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 PM lo 3.85 3.85 0.43 0.43 0.00 0.00 0.00 0.00 04:03:01 PM eth0 1259.86 355.66 6629.40 32.15 0.00 0.00 0.00 0.00 04:03:01 PM docker0 1.60 2.12 0.21 0.24 0.00 0.00 0.00 0.00 04:03:01 PM vethba89955 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:04:01 PM lo 9.06 9.06 0.93 0.93 0.00 0.00 0.00 0.00 04:04:01 PM eth0 162.24 139.38 1303.93 41.09 0.00 0.00 0.00 0.00 04:04:01 PM docker0 3.25 3.75 0.44 0.44 0.00 0.00 0.00 0.00 04:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 PM eth0 252.35 210.15 791.39 51.97 0.00 0.00 0.00 0.00 04:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM eth0 111.53 96.47 104.32 31.11 0.00 0.00 0.00 0.00 04:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 428.36 230.17 2628.08 49.74 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.98 0.11 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) 04/14/2026 _x86_64_ (8 CPU) 15:59:09 LINUX RESTART (8 CPU) 04:00:02 PM CPU %user %nice %system %iowait %steal %idle 04:01:01 PM all 16.43 0.00 1.80 0.93 0.07 80.77 04:01:01 PM 0 16.69 0.00 1.19 0.27 0.07 81.78 04:01:01 PM 1 12.49 0.00 1.17 0.95 0.07 85.32 04:01:01 PM 2 14.55 0.00 1.74 1.24 0.09 82.39 04:01:01 PM 3 31.16 0.00 1.77 0.83 0.09 66.15 04:01:01 PM 4 8.16 0.00 1.48 0.53 0.07 89.77 04:01:01 PM 5 20.12 0.00 2.51 0.41 0.07 76.89 04:01:01 PM 6 15.95 0.00 2.85 1.58 0.09 79.53 04:01:01 PM 7 12.29 0.00 1.70 1.63 0.07 84.31 04:02:01 PM all 22.31 0.00 0.78 0.33 0.06 76.52 04:02:01 PM 0 25.13 0.00 0.98 0.30 0.05 73.53 04:02:01 PM 1 2.99 0.00 0.74 0.23 0.05 95.99 04:02:01 PM 2 8.69 0.00 0.55 0.65 0.07 90.04 04:02:01 PM 3 14.92 0.00 1.00 0.00 0.05 84.03 04:02:01 PM 4 31.18 0.00 0.22 0.00 0.05 68.55 04:02:01 PM 5 50.75 0.00 1.48 0.10 0.07 47.60 04:02:01 PM 6 31.08 0.00 0.33 0.00 0.05 68.53 04:02:01 PM 7 13.60 0.00 0.95 1.37 0.07 84.01 04:03:01 PM all 28.56 0.25 3.20 0.96 0.09 66.94 04:03:01 PM 0 27.70 0.00 3.12 2.98 0.10 66.11 04:03:01 PM 1 23.31 0.02 3.86 1.13 0.10 71.59 04:03:01 PM 2 35.10 0.02 2.92 0.99 0.10 60.87 04:03:01 PM 3 30.87 0.00 3.43 0.10 0.10 65.49 04:03:01 PM 4 28.72 1.88 2.84 0.66 0.08 65.81 04:03:01 PM 5 26.47 0.03 3.06 0.08 0.08 70.27 04:03:01 PM 6 26.16 0.00 2.86 0.19 0.08 70.71 04:03:01 PM 7 30.16 0.07 3.50 1.51 0.10 64.66 04:04:01 PM all 17.44 0.09 1.91 0.82 0.06 79.68 04:04:01 PM 0 14.53 0.00 1.74 0.08 0.07 83.58 04:04:01 PM 1 33.13 0.02 2.02 1.62 0.07 63.14 04:04:01 PM 2 13.38 0.28 1.39 1.81 0.07 83.07 04:04:01 PM 3 11.58 0.00 2.66 0.22 0.07 85.47 04:04:01 PM 4 8.21 0.02 2.01 2.13 0.07 87.56 04:04:01 PM 5 28.95 0.38 2.30 0.03 0.07 68.26 04:04:01 PM 6 18.33 0.00 1.27 0.00 0.05 80.34 04:04:01 PM 7 11.33 0.03 1.87 0.67 0.05 86.04 04:05:01 PM all 11.73 0.00 0.49 0.08 0.04 87.67 04:05:01 PM 0 1.71 0.00 0.52 0.03 0.03 97.71 04:05:01 PM 1 6.75 0.00 0.25 0.03 0.03 92.94 04:05:01 PM 2 32.39 0.00 1.07 0.07 0.05 66.43 04:05:01 PM 3 2.37 0.00 0.65 0.02 0.03 96.93 04:05:01 PM 4 3.64 0.00 0.52 0.05 0.03 95.76 04:05:01 PM 5 28.65 0.00 0.52 0.20 0.03 70.59 04:05:01 PM 6 8.77 0.00 0.20 0.18 0.03 90.81 04:05:01 PM 7 9.50 0.00 0.18 0.02 0.03 90.26 04:06:01 PM all 10.57 0.00 0.68 0.04 0.04 88.67 04:06:01 PM 0 5.40 0.00 1.27 0.18 0.05 93.10 04:06:01 PM 1 3.09 0.00 0.52 0.07 0.03 96.29 04:06:01 PM 2 5.78 0.00 0.42 0.00 0.03 93.77 04:06:01 PM 3 1.17 0.00 0.67 0.00 0.03 98.13 04:06:01 PM 4 18.88 0.00 0.35 0.00 0.05 80.71 04:06:01 PM 5 33.77 0.00 0.60 0.05 0.05 65.53 04:06:01 PM 6 10.42 0.00 1.08 0.02 0.02 88.46 04:06:01 PM 7 5.99 0.00 0.57 0.00 0.02 93.43 Average: all 17.83 0.06 1.47 0.52 0.06 80.06 Average: 0 15.18 0.00 1.47 0.64 0.06 82.65 Average: 1 13.61 0.01 1.42 0.67 0.06 84.23 Average: 2 18.31 0.05 1.34 0.79 0.07 79.44 Average: 3 15.28 0.00 1.69 0.19 0.06 82.77 Average: 4 16.49 0.32 1.23 0.56 0.06 81.35 Average: 5 31.49 0.07 1.74 0.15 0.06 66.49 Average: 6 18.45 0.00 1.43 0.32 0.05 79.74 Average: 7 13.79 0.02 1.46 0.86 0.06 83.81