---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64658 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 8.5G 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 885 4612 4 2747 7055 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:60:1e:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80976sec preferred_lft 80976sec inet6 fe80::f816:3eff:fe60:1eb8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64658) 10/13/26 _x86_64_ (2 CPU) 00:59:18 LINUX RESTART (2 CPU) 01:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 28.21 3.20 22.54 2.47 270.37 3796.77 1268.88 01:20:16 1.55 0.01 1.53 0.01 0.07 36.84 0.05 01:30:12 1.71 0.00 1.69 0.02 0.00 25.00 0.28 01:40:01 16.24 0.00 1.51 14.73 0.15 22.17 107565.74 01:50:16 1.78 0.00 1.78 0.00 0.00 698.06 0.34 02:00:12 1.72 0.00 1.70 0.02 0.00 25.13 0.26 02:10:01 1.52 0.00 1.52 0.00 0.00 21.97 0.00 02:20:16 1.55 0.00 1.54 0.00 0.20 41.10 0.00 Average: 6.67 0.39 4.16 2.12 33.00 573.87 13358.82 01:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 5007848 7309064 450072 5.53 113464 2342620 994036 10.83 690708 2119728 564 01:20:16 5001012 7307784 451144 5.55 113652 2347936 995448 10.84 692764 2125284 240 01:30:12 4982392 7290524 468288 5.76 113792 2349152 995704 10.85 692492 2126640 168 01:40:01 4988992 7298648 460132 5.66 113908 2350548 995704 10.85 692816 2127996 240 01:50:16 4751976 7273932 481664 5.92 114072 2560072 1001852 10.91 697840 2337652 252 02:00:12 4750752 7274108 481508 5.92 114208 2561288 1001852 10.91 697876 2339036 124 02:10:01 4749840 7274536 481052 5.92 114320 2562512 1001856 10.91 698164 2340356 308 02:20:16 4746064 7278020 477428 5.87 114460 2569532 1005168 10.95 701180 2347396 264 Average: 4872360 7288327 468911 5.77 113984 2455458 998952 10.88 695480 2233011 270 01:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.44 1.44 0.09 0.09 0.00 0.00 0.00 0.00 01:10:01 ens3 80.65 54.84 364.56 12.65 0.00 0.00 0.00 0.00 01:20:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:16 ens3 6.59 4.69 1.56 0.99 0.00 0.00 0.00 0.00 01:30:12 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:12 ens3 1.50 0.28 0.24 0.08 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 0.58 0.25 0.11 0.06 0.00 0.00 0.00 0.00 01:50:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:16 ens3 5.81 4.77 155.32 0.35 0.00 0.00 0.00 0.00 02:00:12 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:12 ens3 0.50 0.25 0.10 0.05 0.00 0.00 0.00 0.00 02:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 0.40 0.27 0.12 0.08 0.00 0.00 0.00 0.00 02:20:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:16 ens3 6.49 6.49 1.50 1.27 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.62 8.86 64.81 1.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64658) 10/13/26 _x86_64_ (2 CPU) 00:59:18 LINUX RESTART (2 CPU) 01:00:16 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 13.07 0.00 2.19 0.66 0.02 84.07 01:10:01 0 18.67 0.00 2.46 0.98 0.02 77.86 01:10:01 1 7.46 0.00 1.91 0.34 0.01 90.28 01:20:16 all 1.96 0.00 0.21 0.02 0.01 97.80 01:20:16 0 1.77 0.00 0.22 0.04 0.01 97.95 01:20:16 1 2.14 0.00 0.20 0.01 0.01 97.64 01:30:12 all 0.70 0.00 0.26 0.01 0.02 99.00 01:30:12 0 0.67 0.00 0.24 0.01 0.02 99.06 01:30:12 1 0.72 0.00 0.29 0.02 0.02 98.95 01:40:01 all 0.68 0.00 0.16 0.05 0.00 99.11 01:40:01 0 0.60 0.00 0.13 0.08 0.00 99.19 01:40:01 1 0.76 0.00 0.20 0.01 0.01 99.02 01:50:16 all 0.79 0.00 0.25 0.03 0.02 98.91 01:50:16 0 0.86 0.00 0.33 0.05 0.02 98.75 01:50:16 1 0.73 0.00 0.17 0.01 0.02 99.07 02:00:12 all 0.59 0.00 0.25 0.01 0.01 99.14 02:00:12 0 0.68 0.00 0.29 0.01 0.01 99.01 02:00:12 1 0.50 0.00 0.21 0.02 0.00 99.26 02:10:01 all 0.66 0.00 0.15 0.01 0.00 99.18 02:10:01 0 0.74 0.00 0.20 0.01 0.01 99.05 02:10:01 1 0.58 0.00 0.09 0.02 0.00 99.30 02:20:16 all 2.26 0.00 0.22 0.02 0.01 97.49 02:20:16 0 3.31 0.00 0.24 0.00 0.01 96.43 02:20:16 1 1.21 0.00 0.20 0.03 0.00 98.55 Average: all 2.57 0.00 0.46 0.10 0.01 96.86 Average: 0 3.38 0.00 0.51 0.14 0.01 95.95 Average: 1 1.76 0.00 0.41 0.06 0.01 97.77