---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6434 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 751 4966 4 2515 7190 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:73:1e:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82429sec preferred_lft 82429sec inet6 fe80::f816:3eff:fe73:1e17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6434) 04/22/26 _x86_64_ (2 CPU) 02:02:00 LINUX RESTART (2 CPU) 02:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:01 1.36 0.01 1.34 0.01 0.07 16.29 0.87 02:30:03 1.37 0.00 1.36 0.01 0.00 18.08 0.40 02:40:13 1.50 0.00 1.48 0.02 0.00 321.98 2.40 02:50:01 1.42 0.00 1.40 0.02 0.00 230.97 3.17 03:00:03 1.47 0.00 1.44 0.03 0.00 18.88 3.06 Average: 1.42 0.00 1.40 0.02 0.01 122.16 1.98 02:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:01 5018152 7127192 644692 7.93 84396 2188808 875388 9.53 829928 1946516 172 02:30:03 5008916 7118632 653196 8.03 84528 2189348 922264 10.05 859456 1947188 220 02:40:13 4987908 7194648 576240 7.09 84692 2285344 864244 9.41 802680 2043348 2628 02:50:01 4794732 7063424 706388 8.69 84864 2346272 960696 10.46 899432 2104440 140 03:00:03 4864436 7133728 635964 7.82 85028 2346724 918696 10.01 857496 2105024 280 Average: 4934829 7127525 643296 7.91 84702 2271299 908258 9.89 849798 2029303 688 02:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 11.08 10.17 316.94 0.71 0.00 0.00 0.00 0.00 02:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:03 ens3 37.87 37.49 1181.61 2.49 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 15.85 15.24 467.69 1.06 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 16.39 16.18 498.68 1.10 0.00 0.00 0.00 0.00 03:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:03 ens3 3.01 2.77 76.31 0.23 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.89 16.42 509.72 1.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6434) 04/22/26 _x86_64_ (2 CPU) 02:02:00 LINUX RESTART (2 CPU) 02:10:23 CPU %user %nice %system %iowait %steal %idle 02:20:01 all 0.37 0.00 0.21 0.04 0.05 99.33 02:20:01 0 0.29 0.00 0.16 0.03 0.04 99.49 02:20:01 1 0.44 0.00 0.26 0.06 0.06 99.17 02:30:03 all 1.03 0.00 0.56 0.01 0.06 98.34 02:30:03 0 0.55 0.00 0.19 0.02 0.03 99.20 02:30:03 1 1.50 0.00 0.92 0.01 0.09 97.48 02:40:13 all 0.82 0.00 0.25 0.08 0.06 98.79 02:40:13 0 0.82 0.00 0.27 0.08 0.06 98.77 02:40:13 1 0.82 0.00 0.23 0.07 0.07 98.81 02:50:01 all 0.83 0.00 0.23 0.05 0.06 98.84 02:50:01 0 0.74 0.00 0.21 0.03 0.06 98.96 02:50:01 1 0.91 0.00 0.24 0.06 0.05 98.73 03:00:03 all 0.52 0.00 0.26 0.01 0.04 99.17 03:00:03 0 0.41 0.00 0.26 0.01 0.05 99.27 03:00:03 1 0.62 0.00 0.26 0.01 0.04 99.07 Average: all 0.71 0.00 0.30 0.04 0.06 98.89 Average: 0 0.57 0.00 0.22 0.03 0.05 99.13 Average: 1 0.86 0.00 0.38 0.04 0.06 98.65