---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3053 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 8.0G 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 754 5196 4 2285 7187 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:a6:d1:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80260sec preferred_lft 80260sec inet6 fe80::f816:3eff:fea6:d15c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3053) 09/08/26 _x86_64_ (2 CPU) 01:07:33 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:03 1.25 0.03 1.22 0.00 1.25 15.25 0.21 01:30:01 1.38 0.01 1.35 0.03 0.05 17.21 1.54 01:40:03 1.14 0.00 1.13 0.02 0.00 14.27 1.70 01:50:03 1.16 0.00 1.14 0.02 0.00 14.29 2.13 02:00:01 14.73 0.00 1.43 13.30 0.15 17.92 109529.86 02:10:02 1.84 0.33 1.49 0.02 43.43 103.70 40.33 02:20:03 1.23 0.00 1.23 0.00 0.00 14.84 4.96 02:30:01 1.37 0.00 1.36 0.02 0.00 17.09 856.25 02:40:03 1.18 0.00 1.18 0.00 0.00 14.45 0.00 Average: 2.80 0.04 1.28 1.48 4.99 25.46 12217.11 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:03 6307060 7554124 266052 3.27 30560 1423396 523652 5.70 445324 1183840 200 01:30:01 6292252 7539848 280184 3.45 30772 1423728 523744 5.70 445200 1184360 156 01:40:03 6292252 7540404 279640 3.44 30972 1424052 523744 5.70 445388 1184908 216 01:50:03 6292252 7540936 279100 3.43 31172 1424376 523744 5.70 445612 1185432 224 02:00:01 6292724 7542132 277768 3.42 31384 1424872 525568 5.72 447104 1185996 280 02:10:02 6234956 7524224 294748 3.62 32000 1463624 724940 7.90 464136 1215268 292 02:20:03 6240028 7529796 289168 3.56 32164 1463956 724940 7.90 464128 1215764 224 02:30:01 6233236 7523540 295368 3.63 32340 1464288 724940 7.90 464128 1216272 280 02:40:03 6233012 7523800 295136 3.63 32492 1464612 725068 7.90 464724 1216748 184 Average: 6268641 7535423 284129 3.49 31540 1441878 613371 6.68 453972 1198732 228 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 1.19 0.09 0.16 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.53 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:03 ens3 0.34 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 0.33 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.44 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:10:02 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.45 0.24 3.28 0.03 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.21 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.19 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.30 0.13 0.06 0.60 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.44 0.09 0.43 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3053) 09/08/26 _x86_64_ (2 CPU) 01:07:33 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:03 all 0.27 0.00 0.11 0.01 0.00 99.61 01:20:03 0 0.45 0.00 0.08 0.01 0.00 99.46 01:20:03 1 0.09 0.00 0.13 0.02 0.01 99.75 01:30:01 all 0.29 0.00 0.20 0.01 0.00 99.49 01:30:01 0 0.36 0.00 0.16 0.01 0.00 99.47 01:30:01 1 0.22 0.00 0.24 0.02 0.01 99.52 01:40:03 all 0.25 0.00 0.09 0.01 0.00 99.65 01:40:03 0 0.44 0.00 0.06 0.00 0.00 99.49 01:40:03 1 0.06 0.00 0.11 0.02 0.00 99.80 01:50:03 all 0.29 0.00 0.09 0.01 0.00 99.61 01:50:03 0 0.48 0.00 0.07 0.01 0.00 99.44 01:50:03 1 0.09 0.00 0.12 0.02 0.01 99.77 02:00:01 all 0.30 0.00 0.22 0.04 0.01 99.44 02:00:01 0 0.10 0.00 0.22 0.07 0.01 99.60 02:00:01 1 0.49 0.00 0.21 0.02 0.01 99.27 02:10:02 all 0.42 0.00 0.15 0.03 0.00 99.41 02:10:02 0 0.74 0.00 0.14 0.03 0.00 99.09 02:10:02 1 0.09 0.00 0.15 0.03 0.00 99.73 02:20:03 all 0.27 0.00 0.09 0.01 0.00 99.62 02:20:03 0 0.48 0.00 0.05 0.01 0.00 99.46 02:20:03 1 0.06 0.00 0.14 0.02 0.01 99.78 02:30:01 all 0.29 0.00 0.19 0.01 0.00 99.51 02:30:01 0 0.50 0.00 0.18 0.01 0.00 99.31 02:30:01 1 0.07 0.00 0.20 0.02 0.00 99.70 02:40:03 all 0.27 0.00 0.10 0.01 0.01 99.61 02:40:03 0 0.47 0.00 0.06 0.00 0.00 99.46 02:40:03 1 0.07 0.00 0.14 0.01 0.01 99.76 Average: all 0.29 0.00 0.14 0.02 0.00 99.55 Average: 0 0.45 0.00 0.11 0.01 0.00 99.42 Average: 1 0.14 0.00 0.16 0.02 0.01 99.68