---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64638 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 8.3G 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 841 4909 4 2490 7100 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:43:07:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80919sec preferred_lft 80919sec inet6 fe80::f816:3eff:fe43:7f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64638) 10/13/26 _x86_64_ (2 CPU) 00:57:58 LINUX RESTART (2 CPU) 01:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 16.49 1.43 13.41 1.65 120.23 2246.66 666.74 01:20:06 1.53 0.01 1.52 0.01 0.07 24.80 0.12 01:30:00 1.62 0.00 1.60 0.02 0.00 22.02 0.23 01:40:01 2.29 0.31 1.97 0.01 42.57 222.77 0.17 01:50:07 1.64 0.00 1.64 0.00 0.00 20.06 0.00 02:00:00 1.66 0.00 1.64 0.02 0.00 23.99 401.96 02:10:01 1.60 0.00 1.60 0.00 0.20 60.75 0.00 02:20:08 15.94 0.00 1.64 14.29 0.14 28.09 104161.60 Average: 5.37 0.22 3.13 2.02 20.41 331.29 13291.05 01:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 4976440 7250504 509560 6.27 113316 2316016 824136 8.98 702692 2103212 292 01:20:06 4972212 7248572 511248 6.29 113500 2318128 833016 9.07 703556 2105380 224 01:30:00 4973672 7251120 508700 6.26 113624 2319092 833200 9.08 703848 2106468 124 01:40:01 4926076 7277744 480916 5.91 113924 2392352 1011208 11.01 704956 2169820 308 01:50:07 4927368 7279820 478824 5.89 114068 2392988 1011216 11.01 705024 2170596 172 02:00:00 4908012 7261736 496816 6.11 114188 2394088 1039248 11.32 724804 2171820 128 02:10:01 4848124 7215520 542776 6.67 114340 2407440 1018216 11.09 711868 2185176 564 02:20:08 4868884 7239092 519104 6.38 114492 2410036 1035064 11.27 728424 2187916 156 Average: 4925098 7253014 505993 6.22 113932 2368768 950663 10.35 710646 2150048 246 01:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.28 1.28 0.07 0.07 0.00 0.00 0.00 0.00 01:10:01 ens3 50.68 38.48 340.89 7.18 0.00 0.00 0.00 0.00 01:20:06 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:20:06 ens3 11.94 9.68 139.39 1.17 0.00 0.00 0.00 0.00 01:30:00 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 4.06 2.69 5.22 0.49 0.00 0.00 0.00 0.00 01:40:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 4.76 3.47 40.16 0.34 0.00 0.00 0.00 0.00 01:50:07 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:50:07 ens3 2.75 1.72 0.33 0.22 0.00 0.00 0.00 0.00 02:00:00 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 4.61 3.68 9.19 0.68 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 12.58 12.19 175.94 1.44 0.00 0.00 0.00 0.00 02:20:08 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:20:08 ens3 15.10 14.78 261.11 1.47 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 13.33 10.86 121.98 1.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64638) 10/13/26 _x86_64_ (2 CPU) 00:57:58 LINUX RESTART (2 CPU) 01:00:00 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 7.55 0.00 1.41 0.45 0.01 90.58 01:10:01 0 8.53 0.00 1.50 0.55 0.01 89.42 01:10:01 1 6.57 0.00 1.32 0.35 0.01 91.75 01:20:06 all 0.81 0.00 0.25 0.02 0.01 98.91 01:20:06 0 0.61 0.00 0.18 0.01 0.00 99.19 01:20:06 1 1.02 0.00 0.32 0.02 0.01 98.63 01:30:00 all 0.82 0.00 0.26 0.04 0.04 98.84 01:30:00 0 1.12 0.00 0.26 0.00 0.08 98.53 01:30:00 1 0.58 0.00 0.25 0.07 0.01 99.10 01:40:01 all 0.70 0.00 0.20 0.05 0.01 99.04 01:40:01 0 0.61 0.00 0.17 0.05 0.01 99.17 01:40:01 1 0.80 0.00 0.23 0.05 0.01 98.91 01:50:07 all 0.49 0.00 0.15 0.01 0.01 99.34 01:50:07 0 0.45 0.00 0.20 0.02 0.01 99.32 01:50:07 1 0.53 0.00 0.09 0.00 0.00 99.36 02:00:00 all 0.67 0.00 0.27 0.01 0.00 99.04 02:00:00 0 0.55 0.00 0.30 0.02 0.00 99.13 02:00:00 1 0.79 0.00 0.24 0.01 0.00 98.96 02:10:01 all 1.52 0.00 0.34 0.03 0.01 98.11 02:10:01 0 1.83 0.00 0.29 0.01 0.00 97.87 02:10:01 1 1.20 0.00 0.40 0.05 0.01 98.35 02:20:08 all 1.02 0.00 0.34 0.12 0.01 98.52 02:20:08 0 1.32 0.00 0.47 0.17 0.01 98.03 02:20:08 1 0.72 0.00 0.20 0.07 0.00 99.01 Average: all 1.71 0.00 0.40 0.09 0.01 97.78 Average: 0 1.90 0.00 0.43 0.11 0.01 97.56 Average: 1 1.53 0.00 0.38 0.08 0.01 98.00