---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66069 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.4G 30G 23% / 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 956 4665 4 2622 6985 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:08:a1:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84072sec preferred_lft 84072sec inet6 fe80::f816:3eff:fe08:a1b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66069) 10/21/26 _x86_64_ (2 CPU) 01:03:09 LINUX RESTART (2 CPU) 01:10:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:03 1.59 0.01 1.56 0.02 0.29 171.30 1.19 01:30:01 1.69 0.00 1.66 0.02 0.00 141.49 1.57 01:40:09 16.40 0.32 1.80 14.29 42.58 211.80 103919.04 Average: 6.72 0.11 1.68 4.93 14.75 175.15 35775.69 01:10:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:03 4974640 7294160 465436 5.72 113428 2361072 854712 9.31 695104 2147704 3048 01:30:01 4925816 7279752 479088 5.89 113608 2394816 871468 9.49 695872 2181648 576 01:40:09 5142244 7372536 393504 4.84 113940 2277808 911488 9.93 637640 2054636 5824 Average: 5014233 7315483 446009 5.48 113659 2344565 879223 9.58 676205 2127996 3149 01:10:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:20:03 ens3 10.05 9.91 18.51 1.61 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 55.48 51.18 24.16 5.39 0.00 0.00 0.00 0.00 01:40:09 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:09 ens3 49.96 43.67 33.73 4.41 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 39.17 35.50 25.66 3.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66069) 10/21/26 _x86_64_ (2 CPU) 01:03:09 LINUX RESTART (2 CPU) 01:10:43 CPU %user %nice %system %iowait %steal %idle 01:20:03 all 4.92 0.00 0.52 0.01 0.02 94.53 01:20:03 0 3.21 0.00 0.43 0.01 0.01 96.34 01:20:03 1 6.65 0.00 0.61 0.01 0.02 92.71 01:30:01 all 5.50 0.00 1.04 0.01 0.01 93.43 01:30:01 0 6.49 0.00 1.09 0.01 0.02 92.39 01:30:01 1 4.52 0.00 1.00 0.01 0.01 94.47 01:40:09 all 6.42 0.00 0.94 0.06 0.02 92.57 01:40:09 0 3.89 0.00 0.85 0.05 0.01 95.20 01:40:09 1 8.98 0.00 1.02 0.06 0.02 89.91 Average: all 5.63 0.00 0.84 0.03 0.01 93.49 Average: 0 4.54 0.00 0.80 0.03 0.01 94.62 Average: 1 6.72 0.00 0.88 0.03 0.02 92.35