---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37635 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 8.3G 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 764 4807 4 2674 7177 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:a2:fa:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82777sec preferred_lft 82777sec inet6 fe80::f816:3eff:fea2:fac0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37635) 07/22/26 _x86_64_ (2 CPU) 00:38:56 LINUX RESTART (2 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 34.08 15.04 16.87 2.17 276.89 3078.67 520.36 01:00:10 1.62 0.01 1.58 0.03 0.04 19.25 1.31 01:10:10 1.37 0.00 1.35 0.02 0.00 110.48 1.49 01:20:10 1.45 0.00 1.43 0.02 0.01 333.28 2.03 01:30:10 1.52 0.00 1.51 0.02 0.00 106.61 0.52 Average: 8.01 3.01 4.55 0.45 55.39 729.67 105.14 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 5030636 7279180 478404 5.88 90060 2310192 716328 7.80 667336 2084568 188 01:00:10 4816420 7065576 691740 8.51 90244 2310620 853180 9.29 804708 2085180 132 01:10:10 4822800 7114664 642440 7.90 90436 2353012 924024 10.06 859196 2127716 13808 01:20:10 4755616 7146560 608988 7.49 90620 2450508 888724 9.68 823756 2225444 15720 01:30:10 4681184 7083716 671660 8.26 90760 2461804 933804 10.17 869316 2236876 284 Average: 4821331 7137939 618646 7.61 90424 2377227 863212 9.40 804862 2151957 6026 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:50:10 ens3 67.43 54.54 595.04 8.29 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 33.54 31.92 533.32 2.12 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 74.40 70.89 1177.76 4.67 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 26.44 25.14 422.02 1.72 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 21.29 19.69 327.03 1.33 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 44.62 40.44 611.04 3.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37635) 07/22/26 _x86_64_ (2 CPU) 00:38:56 LINUX RESTART (2 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 9.59 0.20 1.54 0.99 0.07 87.60 00:50:10 0 12.44 0.12 1.74 1.39 0.07 84.24 00:50:10 1 6.75 0.28 1.35 0.59 0.08 90.96 01:00:10 all 0.66 0.00 0.36 0.01 0.07 98.89 01:00:10 0 0.62 0.00 0.19 0.01 0.04 99.14 01:00:10 1 0.70 0.00 0.54 0.01 0.11 98.64 01:10:10 all 1.05 0.00 0.53 0.01 0.08 98.33 01:10:10 0 1.54 0.00 0.95 0.01 0.11 97.40 01:10:10 1 0.57 0.00 0.11 0.01 0.05 99.26 01:20:10 all 0.80 0.00 0.20 0.02 0.08 98.90 01:20:10 0 0.82 0.00 0.22 0.02 0.09 98.86 01:20:10 1 0.78 0.00 0.19 0.02 0.07 98.94 01:30:10 all 0.64 0.00 0.31 0.01 0.08 98.96 01:30:10 0 0.71 0.00 0.40 0.02 0.09 98.78 01:30:10 1 0.57 0.00 0.22 0.01 0.07 99.13 Average: all 2.55 0.04 0.59 0.21 0.08 96.54 Average: 0 3.23 0.02 0.70 0.29 0.08 95.68 Average: 1 1.87 0.06 0.48 0.13 0.08 97.39