---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29976 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: 5599.86 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 8.0G 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 781 5051 4 2409 7159 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:22:62:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78620sec preferred_lft 78620sec inet6 fe80::f816:3eff:fe22:6254/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29976) 06/24/26 _x86_64_ (2 CPU) 00:42:11 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:19 2.05 0.26 1.77 0.03 31.13 76.07 423.30 01:10:19 1.46 0.00 1.44 0.02 0.00 17.44 1.23 01:20:01 14.31 0.01 1.36 12.94 0.16 16.37 112714.03 01:30:09 1.52 0.00 1.49 0.03 0.00 17.94 431.22 01:40:19 1.22 0.00 1.20 0.02 0.00 15.02 1.18 01:50:01 1.18 0.00 1.16 0.02 0.00 14.23 1.25 02:00:19 24.66 2.92 19.45 2.28 220.98 3420.72 1442.85 02:10:19 15.65 13.53 2.04 0.07 150.68 50.99 7.65 02:20:01 1.45 0.00 1.44 0.02 0.00 20.56 1.27 02:30:19 1.63 0.00 1.57 0.06 0.00 137.29 382.08 02:40:19 1.38 0.00 1.33 0.05 0.00 31.32 5.24 02:50:01 1.29 0.00 1.25 0.04 0.00 20.98 4.41 Average: 5.68 1.40 3.01 1.27 34.22 329.09 9343.24 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:19 6260844 7534956 284708 3.50 30856 1448540 527924 5.75 455480 1200928 124 01:10:19 6256912 7531604 288016 3.54 31096 1448876 586772 6.39 461296 1201500 124 01:20:01 6271512 7546768 272872 3.36 31312 1449212 531764 5.79 457028 1202028 148 01:30:09 6265024 7540840 278748 3.43 31520 1449536 531764 5.79 456804 1202560 184 01:40:19 6264800 7541320 278252 3.42 31728 1450024 531888 5.79 457288 1203128 132 01:50:01 6272136 7549152 270416 3.33 31924 1450320 531912 5.79 457592 1203620 124 02:00:19 5141800 7341216 425668 5.23 87200 2272400 667996 7.28 622784 2035416 236 02:10:19 5076760 7333760 424340 5.22 90536 2318488 676524 7.37 623464 2084232 208 02:20:01 5068572 7326984 431108 5.30 90708 2319724 695224 7.57 642680 2085640 124 02:30:19 4944256 7240188 517600 6.36 90916 2356800 685380 7.47 631620 2122788 764 02:40:19 4984944 7285132 472636 5.81 91116 2360788 720408 7.85 665968 2126984 212 02:50:01 5319168 7435380 331192 4.07 91276 2184568 591236 6.44 573284 1950924 3908 Average: 5677227 7433942 356296 4.38 60849 1875773 606566 6.61 542107 1634979 524 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 1.05 0.25 3.14 0.05 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.58 0.04 5.70 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.08 0.07 1.02 0.05 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.25 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 0.40 0.16 0.11 0.46 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.35 0.09 0.12 0.07 0.00 0.00 0.00 0.00 02:00:19 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:19 ens3 79.81 56.36 414.86 12.29 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 14.36 11.84 140.12 1.05 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 4.34 3.44 34.05 0.55 0.00 0.00 0.00 0.00 02:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:19 ens3 15.47 14.50 180.02 1.57 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 21.32 20.57 224.79 1.99 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 10.74 9.54 59.41 1.14 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.69 9.89 89.91 1.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29976) 06/24/26 _x86_64_ (2 CPU) 00:42:11 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:19 all 0.36 0.00 0.18 0.02 0.04 99.39 01:00:19 0 0.40 0.00 0.17 0.02 0.04 99.37 01:00:19 1 0.31 0.00 0.20 0.02 0.05 99.41 01:10:19 all 0.24 0.00 0.08 0.01 0.04 99.63 01:10:19 0 0.37 0.00 0.07 0.01 0.04 99.52 01:10:19 1 0.11 0.00 0.09 0.01 0.05 99.74 01:20:01 all 0.25 0.00 0.08 0.03 0.04 99.59 01:20:01 0 0.25 0.00 0.10 0.06 0.04 99.55 01:20:01 1 0.25 0.00 0.07 0.00 0.04 99.63 01:30:09 all 0.23 0.00 0.15 0.01 0.04 99.57 01:30:09 0 0.13 0.00 0.15 0.02 0.04 99.67 01:30:09 1 0.34 0.00 0.14 0.00 0.04 99.47 01:40:19 all 0.24 0.00 0.07 0.01 0.04 99.64 01:40:19 0 0.06 0.00 0.08 0.00 0.05 99.81 01:40:19 1 0.42 0.00 0.05 0.02 0.03 99.47 01:50:01 all 0.19 0.00 0.06 0.01 0.04 99.70 01:50:01 0 0.04 0.00 0.08 0.00 0.04 99.84 01:50:01 1 0.35 0.00 0.04 0.02 0.03 99.56 02:00:19 all 11.81 0.00 1.79 0.54 0.07 85.78 02:00:19 0 14.49 0.00 2.03 0.63 0.07 82.78 02:00:19 1 9.14 0.00 1.56 0.46 0.07 88.77 02:10:19 all 0.80 0.18 0.27 0.15 0.09 98.51 02:10:19 0 0.87 0.18 0.26 0.14 0.09 98.46 02:10:19 1 0.73 0.17 0.27 0.17 0.09 98.57 02:20:01 all 6.16 0.00 0.48 0.36 0.08 92.91 02:20:01 0 4.87 0.00 0.38 0.40 0.09 94.27 02:20:01 1 7.48 0.00 0.59 0.33 0.07 91.53 02:30:19 all 3.14 0.00 0.43 0.02 0.09 96.33 02:30:19 0 4.17 0.00 0.49 0.01 0.08 95.25 02:30:19 1 2.13 0.00 0.37 0.02 0.09 97.39 02:40:19 all 1.60 0.00 0.31 0.01 0.08 98.00 02:40:19 0 1.18 0.00 0.30 0.02 0.08 98.41 02:40:19 1 2.01 0.00 0.32 0.00 0.08 97.58 02:40:19 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 1.22 0.00 0.23 0.01 0.08 98.47 02:50:01 0 1.52 0.00 0.23 0.00 0.08 98.18 02:50:01 1 0.92 0.00 0.22 0.01 0.08 98.77 Average: all 2.20 0.01 0.35 0.10 0.06 97.28 Average: 0 2.39 0.02 0.37 0.11 0.06 97.06 Average: 1 2.01 0.01 0.33 0.09 0.06 97.50