---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33550 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 749 4941 4 2545 7192 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9a:5e:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78548sec preferred_lft 78548sec inet6 fe80::f816:3eff:fe9a:5e6e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33550) 07/07/26 _x86_64_ (2 CPU) 00:41:14 LINUX RESTART (2 CPU) 00:50:47 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:08 1.66 0.01 1.63 0.02 0.06 19.55 699.32 01:10:08 1.38 0.00 1.37 0.02 0.00 15.81 1.20 01:20:08 14.04 0.00 1.48 12.55 0.16 17.26 109086.03 01:30:08 1.54 0.00 1.51 0.03 0.00 18.46 871.79 01:40:09 1.54 0.00 1.52 0.02 0.00 18.46 1.12 01:50:09 1.44 0.00 1.41 0.02 0.00 17.06 218.84 02:00:10 23.93 2.85 18.72 2.36 225.34 3598.58 1275.72 02:10:11 1.22 0.00 1.20 0.01 0.00 15.37 0.97 02:20:11 1.34 0.00 1.32 0.02 0.00 85.12 1.21 02:30:12 1.69 0.00 1.66 0.04 0.00 278.67 1.50 02:40:13 1.50 0.01 1.46 0.03 0.60 112.44 1.29 02:50:13 2.75 0.04 2.33 0.38 1.08 596.74 1723.89 Average: 4.52 0.24 2.98 1.30 19.06 401.78 9535.22 00:50:47 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:08 6243548 7517764 302508 3.72 30900 1448632 530316 5.78 456084 1201104 176 01:10:08 6243308 7518044 302224 3.72 31092 1448956 530384 5.78 456308 1201620 132 01:20:08 6243308 7518648 301584 3.71 31312 1449328 530544 5.78 456860 1202184 168 01:30:08 6247656 7523544 296644 3.65 31512 1449660 530608 5.78 457324 1202716 212 01:40:09 6247656 7524244 295828 3.64 31744 1450120 585772 6.38 462744 1203276 128 01:50:09 6259384 7536516 283596 3.49 31972 1450428 530696 5.78 457712 1203816 132 02:00:10 5028236 7232712 534664 6.57 87228 2277460 797032 8.68 758100 2040540 192 02:10:11 4979192 7184216 583172 7.17 87368 2277868 826888 9.01 787780 2041092 180 02:20:11 5001632 7227832 539548 6.63 87564 2298844 814448 8.87 759272 2062264 192 02:30:12 4866480 7183532 582552 7.16 87708 2388496 855288 9.32 799816 2151932 11296 02:40:13 4861792 7196876 568740 6.99 87900 2406108 882228 9.61 777680 2169612 284 02:50:13 5100876 7400788 372984 4.59 88416 2377772 627604 6.84 614824 2141616 764 Average: 5610256 7380393 413670 5.09 59560 1893639 670151 7.30 603709 1651814 1155 00:50:47 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.74 0.06 0.09 0.04 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.69 0.05 4.70 0.03 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.48 0.08 0.11 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.34 0.14 0.08 0.49 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.35 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 0.36 0.10 0.10 0.05 0.00 0.00 0.00 0.00 02:00:10 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:10 ens3 91.94 69.98 673.77 12.98 0.00 0.00 0.00 0.00 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 32.61 29.37 480.29 1.93 0.00 0.00 0.00 0.00 02:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:11 ens3 86.81 81.58 1311.16 5.34 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 26.72 26.01 415.11 1.74 0.00 0.00 0.00 0.00 02:40:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 24.18 23.02 368.32 1.58 0.00 0.00 0.00 0.00 02:50:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:13 ens3 31.55 25.85 288.19 18.70 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.87 21.48 296.86 3.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33550) 07/07/26 _x86_64_ (2 CPU) 00:41:14 LINUX RESTART (2 CPU) 00:50:47 CPU %user %nice %system %iowait %steal %idle 01:00:08 all 0.27 0.00 0.16 0.01 0.04 99.51 01:00:08 0 0.08 0.00 0.16 0.02 0.05 99.70 01:00:08 1 0.46 0.00 0.17 0.01 0.03 99.33 01:10:08 all 0.26 0.00 0.07 0.01 0.04 99.62 01:10:08 0 0.06 0.00 0.08 0.01 0.05 99.80 01:10:08 1 0.46 0.00 0.06 0.01 0.03 99.44 01:20:08 all 0.24 0.00 0.08 0.03 0.04 99.60 01:20:08 0 0.04 0.00 0.10 0.06 0.05 99.75 01:20:08 1 0.44 0.00 0.07 0.01 0.04 99.44 01:30:08 all 0.26 0.00 0.16 0.01 0.04 99.52 01:30:08 0 0.09 0.00 0.18 0.01 0.05 99.67 01:30:08 1 0.44 0.00 0.14 0.02 0.04 99.38 01:40:09 all 0.23 0.00 0.07 0.01 0.04 99.66 01:40:09 0 0.39 0.00 0.06 0.01 0.02 99.52 01:40:09 1 0.06 0.00 0.08 0.02 0.05 99.79 01:50:09 all 0.24 0.00 0.06 0.01 0.04 99.65 01:50:09 0 0.45 0.00 0.04 0.00 0.02 99.49 01:50:09 1 0.04 0.00 0.08 0.02 0.05 99.81 02:00:10 all 11.94 0.00 1.89 0.57 0.06 85.55 02:00:10 0 10.48 0.00 1.75 0.35 0.05 87.37 02:00:10 1 13.40 0.00 2.02 0.79 0.07 83.72 02:10:11 all 0.56 0.00 0.26 0.01 0.07 99.11 02:10:11 0 0.55 0.00 0.32 0.00 0.08 99.05 02:10:11 1 0.57 0.00 0.21 0.01 0.05 99.16 02:20:11 all 1.08 0.00 0.58 0.01 0.07 98.27 02:20:11 0 1.65 0.00 1.06 0.01 0.09 97.19 02:20:11 1 0.51 0.00 0.10 0.02 0.04 99.34 02:30:12 all 0.77 0.00 0.29 0.01 0.06 98.88 02:30:12 0 0.86 0.00 0.31 0.01 0.06 98.76 02:30:12 1 0.67 0.00 0.27 0.01 0.06 98.99 02:40:13 all 0.65 0.00 0.25 0.01 0.07 99.02 02:40:13 0 0.52 0.00 0.13 0.01 0.05 99.30 02:40:13 1 0.78 0.00 0.38 0.02 0.09 98.74 02:40:13 CPU %user %nice %system %iowait %steal %idle 02:50:13 all 1.92 0.00 0.38 0.04 0.06 97.60 02:50:13 0 2.23 0.00 0.49 0.04 0.09 97.15 02:50:13 1 1.61 0.00 0.27 0.04 0.03 98.05 Average: all 1.54 0.00 0.35 0.06 0.05 97.99 Average: 0 1.46 0.00 0.39 0.04 0.06 98.05 Average: 1 1.63 0.00 0.32 0.08 0.05 97.93