---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64826 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 8.3G 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 887 4882 4 2471 7054 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:af:29:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80739sec preferred_lft 80739sec inet6 fe80::f816:3eff:feaf:2992/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64826) 10/13/26 _x86_64_ (2 CPU) 08:52:07 LINUX RESTART (2 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 1.57 0.01 1.55 0.02 0.05 25.00 0.19 09:20:13 15.62 0.00 1.47 14.15 0.16 21.75 103611.99 09:30:01 2.42 0.32 2.04 0.05 43.51 229.62 0.95 09:40:01 1.65 0.00 1.59 0.06 0.00 20.96 1.45 09:50:13 1.77 0.00 1.71 0.06 0.00 22.17 1.48 10:00:01 1.71 0.00 1.67 0.04 0.00 31.41 404.73 10:10:01 1.46 0.00 1.43 0.02 0.20 69.52 0.60 10:20:03 1.47 0.00 1.44 0.03 0.00 24.01 0.64 Average: 3.49 0.04 1.61 1.84 5.38 54.99 13266.13 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 5006896 7268252 491452 6.04 113380 2303340 798212 8.69 673520 2090988 280 09:20:13 5010920 7273800 485740 5.97 113504 2304728 818112 8.91 692964 2092472 208 09:30:01 4923328 7260228 498172 6.13 113848 2377828 1016972 11.08 707456 2155700 240 09:40:01 4922584 7260316 498080 6.12 114032 2378456 1017120 11.08 707364 2156520 268 09:50:13 4942568 7281188 477188 5.87 114232 2379136 1018144 11.09 708280 2157400 240 10:00:01 4936224 7277832 480492 5.91 114404 2381896 1007644 10.98 698456 2160204 244 10:10:01 4865012 7222588 535472 6.58 114596 2397456 1057148 11.51 748168 2175956 240 10:20:03 4857816 7217572 540448 6.65 114756 2399452 1057092 11.51 747996 2178112 224 Average: 4933168 7257722 500880 6.16 114094 2365286 973806 10.61 710526 2145919 243 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:10:01 ens3 10.68 10.08 140.10 0.97 0.00 0.00 0.00 0.00 09:20:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:20:13 ens3 4.76 4.42 32.38 0.59 0.00 0.00 0.00 0.00 09:30:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 09:30:01 ens3 4.32 3.47 40.97 0.31 0.00 0.00 0.00 0.00 09:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:40:01 ens3 2.72 1.74 0.34 0.22 0.00 0.00 0.00 0.00 09:50:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:50:13 ens3 2.68 1.73 0.32 0.22 0.00 0.00 0.00 0.00 10:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:00:01 ens3 9.80 9.18 122.89 1.26 0.00 0.00 0.00 0.00 10:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:10:01 ens3 8.60 7.85 65.97 1.24 0.00 0.00 0.00 0.00 10:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:20:03 ens3 16.21 15.80 222.73 1.33 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 7.46 6.77 77.92 0.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64826) 10/13/26 _x86_64_ (2 CPU) 08:52:07 LINUX RESTART (2 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 0.79 0.00 0.27 0.05 0.00 98.89 09:10:01 0 0.92 0.00 0.32 0.01 0.00 98.75 09:10:01 1 0.65 0.00 0.22 0.08 0.01 99.04 09:20:13 all 0.88 0.00 0.23 0.04 0.01 98.85 09:20:13 0 0.97 0.00 0.25 0.07 0.01 98.70 09:20:13 1 0.78 0.00 0.20 0.02 0.01 98.99 09:30:01 all 0.89 0.00 0.36 0.03 0.01 98.71 09:30:01 0 0.95 0.00 0.31 0.04 0.01 98.69 09:30:01 1 0.83 0.00 0.40 0.02 0.01 98.74 09:40:01 all 0.53 0.00 0.19 0.01 0.01 99.26 09:40:01 0 0.54 0.00 0.13 0.01 0.00 99.32 09:40:01 1 0.52 0.00 0.25 0.01 0.01 99.21 09:50:13 all 0.53 0.00 0.19 0.01 0.01 99.26 09:50:13 0 0.57 0.00 0.12 0.00 0.01 99.31 09:50:13 1 0.49 0.00 0.26 0.02 0.01 99.20 10:00:01 all 1.07 0.00 0.37 0.01 0.01 98.54 10:00:01 0 1.13 0.00 0.42 0.01 0.01 98.44 10:00:01 1 1.01 0.00 0.32 0.02 0.01 98.65 10:10:01 all 1.95 0.00 0.47 0.02 0.01 97.55 10:10:01 0 1.67 0.00 0.38 0.01 0.01 97.93 10:10:01 1 2.23 0.00 0.55 0.02 0.01 97.18 10:20:03 all 0.87 0.00 0.32 0.01 0.01 98.79 10:20:03 0 0.77 0.00 0.31 0.00 0.01 98.91 10:20:03 1 0.98 0.00 0.32 0.02 0.01 98.68 Average: all 0.94 0.00 0.30 0.02 0.01 98.73 Average: 0 0.94 0.00 0.28 0.02 0.01 98.76 Average: 1 0.94 0.00 0.32 0.03 0.01 98.71