---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8008 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 7.9G 30G 21% / 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 747 5299 4 2183 7194 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:e5:63:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81661sec preferred_lft 81661sec inet6 fe80::f816:3eff:fee5:637f/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-8008) 03/22/26 _x86_64_ (2 CPU) 01:53:57 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:28 1.27 0.01 1.26 0.00 0.05 15.00 0.34 02:20:18 1.39 0.03 1.34 0.02 2.20 15.72 1.14 02:30:01 1.41 0.00 1.39 0.03 0.00 17.07 673.43 02:40:28 13.92 0.30 1.57 12.04 37.51 70.44 104569.82 02:50:08 1.31 0.01 1.29 0.02 1.09 15.81 1.17 03:00:28 23.86 2.91 18.70 2.26 218.79 3116.77 1067.60 03:10:18 1.73 0.01 1.71 0.01 0.49 83.25 0.60 Average: 6.58 0.48 3.97 2.13 38.27 489.34 15785.28 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:28 6307352 7553800 267096 3.28 30656 1421492 529332 5.77 438528 1183360 148 02:20:18 6291092 7538712 282180 3.47 30848 1422456 529364 5.77 439236 1183964 132 02:30:01 6299476 7547644 273184 3.36 31068 1422784 529512 5.77 439164 1184484 220 02:40:28 6244164 7521044 299008 3.68 31456 1450700 726760 7.92 457928 1201724 136 02:50:08 6252948 7530804 289356 3.56 31656 1451464 529640 5.77 452584 1202248 156 03:00:28 5365204 7468648 303504 3.73 85072 2182604 561584 6.12 546788 1941712 11168 03:10:18 5305156 7415468 356704 4.39 85188 2189416 638224 6.95 597704 1948632 416 Average: 6009342 7510874 295862 3.64 46563 1648702 577774 6.29 481705 1406589 1768 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 0.61 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 1.12 0.06 3.18 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.31 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:28 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 0.60 0.23 2.97 0.06 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.23 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:00:28 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:28 ens3 88.86 63.76 291.96 15.93 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 17.08 11.52 4.34 2.20 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.86 11.04 44.45 2.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8008) 03/22/26 _x86_64_ (2 CPU) 01:53:57 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:28 all 0.22 0.00 0.08 0.05 0.03 99.62 02:10:28 0 0.21 0.00 0.07 0.08 0.04 99.61 02:10:28 1 0.24 0.00 0.08 0.02 0.03 99.62 02:20:18 all 0.30 0.00 0.08 0.05 0.03 99.54 02:20:18 0 0.30 0.00 0.07 0.05 0.03 99.54 02:20:18 1 0.30 0.00 0.09 0.04 0.04 99.53 02:30:01 all 0.27 0.00 0.16 0.89 0.03 98.65 02:30:01 0 0.35 0.00 0.16 0.90 0.03 98.56 02:30:01 1 0.19 0.00 0.16 0.87 0.04 98.74 02:40:28 all 0.36 0.00 0.12 0.48 0.03 99.01 02:40:28 0 0.35 0.00 0.11 0.34 0.03 99.16 02:40:28 1 0.37 0.00 0.13 0.62 0.03 98.86 02:50:08 all 0.26 0.00 0.07 0.13 0.03 99.51 02:50:08 0 0.23 0.00 0.08 0.06 0.02 99.60 02:50:08 1 0.28 0.00 0.07 0.21 0.03 99.42 03:00:28 all 10.73 0.00 1.82 4.49 0.06 82.90 03:00:28 0 10.67 0.00 1.91 4.59 0.06 82.76 03:00:28 1 10.79 0.00 1.72 4.38 0.07 83.04 03:10:18 all 4.89 0.00 0.48 0.04 0.06 94.54 03:10:18 0 3.11 0.00 0.41 0.06 0.05 96.37 03:10:18 1 6.68 0.00 0.55 0.01 0.06 92.70 Average: all 2.46 0.00 0.41 0.89 0.04 96.20 Average: 0 2.21 0.00 0.41 0.89 0.04 96.46 Average: 1 2.71 0.00 0.40 0.90 0.04 95.95