---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2473 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 742 5218 4 2274 7199 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:d5:3b:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82019sec preferred_lft 82019sec inet6 fe80::f816:3eff:fed5:3ba6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2473) 08/06/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.41 0.01 1.39 0.02 0.05 16.86 0.46 01:10:08 2.18 0.71 1.45 0.02 93.97 74.35 57.19 01:20:01 1.27 0.01 1.24 0.02 1.08 15.15 1.13 01:30:08 1.46 0.00 1.44 0.03 0.00 17.48 1.17 01:40:09 1.21 0.00 1.20 0.02 0.00 14.55 1.07 01:50:01 14.69 1.61 12.13 0.94 116.26 2218.96 191.67 Average: 3.68 0.39 3.12 0.17 35.00 388.16 41.72 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6287248 7533564 287504 3.54 31020 1421248 527592 5.75 442728 1183948 68 01:10:08 6241288 7516876 303480 3.73 31492 1449668 721212 7.86 459496 1202520 152 01:20:01 6244592 7521016 299424 3.68 31684 1450300 530712 5.78 457232 1203036 236 01:30:08 6242516 7519608 300752 3.70 31892 1450744 530780 5.78 457620 1203572 136 01:40:09 6244096 7521744 298604 3.67 32108 1451084 530984 5.78 457584 1204108 168 01:50:01 5453212 7393524 386984 4.76 71976 2039636 640788 6.98 589652 1815832 50316 Average: 6118825 7501055 312791 3.85 38362 1543780 580345 6.32 477385 1302169 8513 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.93 0.04 0.08 0.01 0.00 0.00 0.00 0.00 01:10:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.75 0.29 3.28 0.05 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.37 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.53 0.29 0.17 0.64 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.30 0.06 0.10 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 40.86 25.41 282.09 6.07 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.20 4.31 47.03 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2473) 08/06/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.28 0.00 0.19 0.01 0.02 99.50 01:00:07 0 0.08 0.00 0.21 0.01 0.02 99.68 01:00:07 1 0.48 0.00 0.18 0.02 0.01 99.31 01:10:08 all 0.38 0.00 0.13 0.03 0.02 99.45 01:10:08 0 0.51 0.00 0.11 0.04 0.01 99.34 01:10:08 1 0.26 0.00 0.14 0.02 0.02 99.57 01:20:01 all 0.32 0.00 0.08 0.01 0.02 99.57 01:20:01 0 0.47 0.00 0.06 0.00 0.01 99.46 01:20:01 1 0.18 0.00 0.11 0.01 0.02 99.67 01:30:08 all 0.30 0.00 0.17 0.01 0.02 99.50 01:30:08 0 0.10 0.00 0.21 0.01 0.02 99.66 01:30:08 1 0.49 0.00 0.14 0.01 0.01 99.34 01:40:09 all 0.26 0.00 0.07 0.01 0.01 99.64 01:40:09 0 0.13 0.00 0.08 0.00 0.02 99.77 01:40:09 1 0.39 0.00 0.06 0.02 0.01 99.52 01:50:01 all 6.69 0.00 1.03 0.31 0.03 91.94 01:50:01 0 2.14 0.00 0.82 0.18 0.03 96.84 01:50:01 1 11.24 0.00 1.24 0.44 0.03 87.05 Average: all 1.36 0.00 0.28 0.06 0.02 98.28 Average: 0 0.57 0.00 0.25 0.04 0.02 99.13 Average: 1 2.15 0.00 0.31 0.08 0.02 97.43