---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64776 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: 5600.00 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 928 4735 4 2579 7013 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:12:f1:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83838sec preferred_lft 83838sec inet6 fe80::f816:3eff:fe12:f18d/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-64776) 10/13/26 _x86_64_ (2 CPU) 01:19:09 LINUX RESTART (2 CPU) 01:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:01 23.24 1.53 19.38 2.33 128.21 3264.73 2234.64 01:40:01 1.53 0.01 1.48 0.04 0.05 176.18 0.83 01:50:05 1.74 0.00 1.67 0.06 0.11 148.90 1.48 02:00:01 16.39 0.03 1.72 14.64 0.83 59.05 106112.27 Average: 10.67 0.39 6.04 4.25 32.11 907.79 26949.85 01:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 4984856 7270604 489516 6.02 113100 2327956 857180 9.34 714572 2115060 3224 01:40:01 4929968 7261108 498248 6.13 113300 2372620 847684 9.23 721360 2159924 252 01:50:05 4881108 7252704 505848 6.22 113500 2412336 883448 9.62 724752 2199820 828 02:00:01 5081696 7270552 496668 6.11 113732 2237208 771144 8.40 716164 2024552 5728 Average: 4969407 7263742 497570 6.12 113408 2337530 839864 9.15 719212 2124839 2508 01:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:30:01 ens3 91.60 71.85 235.22 14.09 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 24.43 25.08 19.50 2.69 0.00 0.00 0.00 0.00 01:50:05 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:50:05 ens3 67.68 55.57 36.29 5.47 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 33.58 28.36 16.29 7.11 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 54.31 45.21 76.55 7.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64776) 10/13/26 _x86_64_ (2 CPU) 01:19:09 LINUX RESTART (2 CPU) 01:20:05 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 12.70 0.00 2.18 0.41 0.02 84.69 01:30:01 0 17.08 0.00 2.42 0.47 0.02 80.01 01:30:01 1 8.31 0.00 1.94 0.35 0.02 89.39 01:40:01 all 5.15 0.00 0.67 0.01 0.01 94.16 01:40:01 0 5.63 0.00 0.64 0.01 0.01 93.71 01:40:01 1 4.67 0.00 0.70 0.01 0.01 94.61 01:50:05 all 5.72 0.00 0.94 0.02 0.02 93.30 01:50:05 0 2.80 0.00 0.76 0.02 0.01 96.41 01:50:05 1 8.71 0.00 1.13 0.01 0.02 90.12 02:00:01 all 6.07 0.00 0.79 0.04 0.02 93.09 02:00:01 0 6.65 0.00 0.76 0.04 0.02 92.53 02:00:01 1 5.48 0.00 0.81 0.05 0.02 93.65 Average: all 7.41 0.00 1.14 0.12 0.02 91.31 Average: 0 8.02 0.00 1.14 0.13 0.01 90.69 Average: 1 6.79 0.00 1.15 0.10 0.02 91.94