---> uname -a: Linux prd-centos8-docker-8c-8g-3173.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 1101 26888 19 3899 30315 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:57:6f:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.34/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe57:6f94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:84:c2:26 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:fe84:c226/64 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) 04/02/2026 _x86_64_ (8 CPU) 13:26:39 LINUX RESTART (8 CPU) 01:27:01 PM tps rtps wtps bread/s bwrtn/s 01:28:01 PM 253.53 10.73 242.80 1394.34 8427.32 01:29:01 PM 267.19 18.34 248.85 4007.46 13225.77 01:30:01 PM 104.37 1.45 102.92 377.21 11860.80 01:31:01 PM 118.84 0.52 118.32 420.86 40736.27 01:32:01 PM 34.68 0.48 34.20 21.46 605.60 01:33:01 PM 8.08 0.00 8.08 0.00 215.60 01:34:01 PM 33.44 0.45 32.99 56.38 1894.89 Average: 117.16 4.57 112.60 896.80 10995.89 01:27:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:28:01 PM 29558280 31237436 3097432 9.49 2688 2002148 1452128 4.31 148232 2519916 168656 01:29:01 PM 27719072 29973216 4936640 15.12 2688 2565540 2957304 8.77 230228 4217460 298868 01:30:01 PM 26348880 28697036 6306832 19.31 2688 2656288 3638932 10.80 289504 5515012 53952 01:31:01 PM 24101560 27583744 8554152 26.19 2688 3764856 5973400 17.72 434332 7507844 140 01:32:01 PM 24008868 27498148 8646844 26.48 2688 3771812 4593988 13.63 447492 7588176 800 01:33:01 PM 23978096 27469640 8677616 26.57 2688 3773992 4617740 13.70 447884 7618096 84 01:34:01 PM 27563808 31069148 5091904 15.59 2688 3786808 1521820 4.52 635112 3857336 8332 Average: 26182652 29075481 6473060 19.82 2688 3188778 3536473 10.49 376112 5546263 75833 01:27:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 296.73 191.45 1719.74 62.79 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 01:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM eth0 404.20 318.18 5674.82 46.36 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM eth0 162.30 125.31 1007.13 32.52 0.00 0.00 0.00 0.00 01:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 PM lo 0.97 0.97 0.05 0.05 0.00 0.00 0.00 0.00 01:31:01 PM eth0 278.34 159.82 9483.89 14.48 0.00 0.00 0.00 0.00 01:31:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 01:31:01 PM veth2c9467f 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 01:32:01 PM lo 62.55 62.55 5.13 5.13 0.00 0.00 0.00 0.00 01:32:01 PM eth0 298.42 197.00 83.93 85.42 0.00 0.00 0.00 0.00 01:32:01 PM docker0 12.11 13.48 1.79 1.67 0.00 0.00 0.00 0.00 01:33:01 PM lo 64.01 64.01 3.25 3.25 0.00 0.00 0.00 0.00 01:33:01 PM eth0 311.85 232.23 97.20 93.55 0.00 0.00 0.00 0.00 01:33:01 PM docker0 0.80 1.03 0.11 0.19 0.00 0.00 0.00 0.00 01:34:01 PM lo 23.79 23.79 1.16 1.16 0.00 0.00 0.00 0.00 01:34:01 PM eth0 162.98 132.44 84.15 53.91 0.00 0.00 0.00 0.00 01:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.62 21.62 1.37 1.37 0.00 0.00 0.00 0.00 Average: eth0 273.55 193.77 2593.14 55.57 0.00 0.00 0.00 0.00 Average: docker0 1.84 2.09 0.27 0.27 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) 04/02/2026 _x86_64_ (8 CPU) 13:26:39 LINUX RESTART (8 CPU) 01:27:01 PM CPU %user %nice %system %iowait %steal %idle 01:28:01 PM all 11.19 0.00 1.49 0.54 0.05 86.72 01:28:01 PM 0 12.55 0.00 0.97 0.15 0.05 86.28 01:28:01 PM 1 26.53 0.00 2.93 0.42 0.07 70.05 01:28:01 PM 2 11.47 0.00 1.15 0.20 0.07 87.11 01:28:01 PM 3 9.74 0.00 1.47 0.62 0.07 88.10 01:28:01 PM 4 5.82 0.00 1.68 2.28 0.07 90.16 01:28:01 PM 5 13.35 0.00 1.89 0.62 0.05 84.09 01:28:01 PM 6 6.62 0.00 0.45 0.05 0.03 92.85 01:28:01 PM 7 3.50 0.00 1.36 0.00 0.03 95.11 01:29:01 PM all 27.21 0.00 1.74 0.75 0.10 70.19 01:29:01 PM 0 33.47 0.00 1.06 0.60 0.12 64.76 01:29:01 PM 1 23.48 0.00 1.86 0.42 0.12 74.12 01:29:01 PM 2 38.20 0.00 3.16 1.43 0.12 57.10 01:29:01 PM 3 33.63 0.00 1.73 0.62 0.10 63.92 01:29:01 PM 4 20.45 0.00 1.66 0.75 0.08 77.06 01:29:01 PM 5 24.93 0.00 1.63 0.49 0.10 72.86 01:29:01 PM 6 22.58 0.00 1.39 0.70 0.10 75.22 01:29:01 PM 7 20.98 0.00 1.44 1.02 0.08 76.47 01:30:01 PM all 41.05 0.00 1.17 0.30 0.12 57.36 01:30:01 PM 0 56.94 0.00 0.58 0.03 0.12 42.33 01:30:01 PM 1 36.75 0.00 0.97 0.23 0.10 61.94 01:30:01 PM 2 45.67 0.00 2.53 1.02 0.15 50.63 01:30:01 PM 3 41.02 0.00 0.69 0.75 0.12 57.42 01:30:01 PM 4 35.68 0.00 0.62 0.08 0.12 63.50 01:30:01 PM 5 22.55 0.00 1.07 0.23 0.08 76.06 01:30:01 PM 6 45.43 0.00 1.53 0.03 0.13 52.87 01:30:01 PM 7 44.38 0.00 1.39 0.00 0.13 54.10 01:31:01 PM all 25.15 0.00 3.23 0.61 0.11 70.90 01:31:01 PM 0 18.83 0.00 2.04 0.20 0.10 78.83 01:31:01 PM 1 23.27 0.00 3.50 1.01 0.10 72.12 01:31:01 PM 2 28.40 0.00 3.80 1.51 0.10 66.18 01:31:01 PM 3 22.24 0.00 4.45 0.83 0.10 72.38 01:31:01 PM 4 25.55 0.00 2.79 0.18 0.12 71.36 01:31:01 PM 5 41.43 0.00 3.56 0.17 0.12 54.72 01:31:01 PM 6 16.50 0.00 2.86 0.34 0.12 80.19 01:31:01 PM 7 24.96 0.00 2.86 0.64 0.10 71.44 01:32:01 PM all 22.34 0.00 2.33 0.06 0.11 75.16 01:32:01 PM 0 18.56 0.00 2.19 0.07 0.10 79.08 01:32:01 PM 1 22.35 0.00 2.18 0.07 0.10 75.31 01:32:01 PM 2 21.72 0.00 2.60 0.13 0.12 75.43 01:32:01 PM 3 28.41 0.00 2.30 0.07 0.12 69.11 01:32:01 PM 4 17.71 0.00 2.33 0.03 0.10 79.83 01:32:01 PM 5 27.82 0.00 2.55 0.03 0.12 69.48 01:32:01 PM 6 22.15 0.00 2.25 0.03 0.10 75.47 01:32:01 PM 7 20.01 0.00 2.26 0.02 0.10 77.61 01:33:01 PM all 5.22 0.00 1.04 0.01 0.06 93.68 01:33:01 PM 0 6.07 0.00 1.05 0.00 0.07 92.81 01:33:01 PM 1 4.27 0.00 1.26 0.00 0.07 94.41 01:33:01 PM 2 6.65 0.00 1.22 0.02 0.07 92.05 01:33:01 PM 3 6.95 0.00 1.34 0.03 0.08 91.59 01:33:01 PM 4 5.15 0.00 1.09 0.00 0.07 93.70 01:33:01 PM 5 4.15 0.00 0.80 0.00 0.03 95.01 01:33:01 PM 6 2.78 0.00 0.89 0.02 0.07 96.25 01:33:01 PM 7 5.72 0.00 0.65 0.00 0.03 93.59 01:34:01 PM all 10.49 0.00 1.14 0.05 0.05 88.26 01:34:01 PM 0 7.91 0.00 1.19 0.02 0.05 90.84 01:34:01 PM 1 22.65 0.00 1.52 0.07 0.07 75.70 01:34:01 PM 2 14.79 0.00 1.79 0.15 0.05 83.22 01:34:01 PM 3 6.23 0.00 0.99 0.02 0.03 92.73 01:34:01 PM 4 6.69 0.00 0.69 0.00 0.05 92.58 01:34:01 PM 5 14.66 0.00 1.34 0.05 0.07 83.89 01:34:01 PM 6 7.58 0.00 1.00 0.00 0.05 91.37 01:34:01 PM 7 3.41 0.00 0.64 0.12 0.05 95.79 Average: all 20.37 0.00 1.73 0.33 0.09 77.48 Average: 0 22.04 0.00 1.30 0.15 0.09 76.42 Average: 1 22.76 0.00 2.03 0.32 0.09 74.81 Average: 2 23.83 0.00 2.32 0.64 0.10 73.12 Average: 3 21.17 0.00 1.85 0.42 0.09 76.48 Average: 4 16.71 0.00 1.55 0.48 0.09 81.18 Average: 5 21.24 0.00 1.83 0.23 0.08 76.62 Average: 6 17.65 0.00 1.48 0.17 0.09 80.61 Average: 7 17.55 0.00 1.51 0.26 0.08 80.61