---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65068 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 8.2G 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 858 4951 4 2440 7083 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:73:f6:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 26218sec preferred_lft 26218sec inet6 fe80::f816:3eff:fe73:f6a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65068) 10/15/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.90 0.02 1.87 0.01 0.83 22.66 0.40 00:20:15 1.96 0.10 1.83 0.03 2.96 25.27 517.28 00:30:15 1.90 0.00 1.87 0.03 0.00 21.79 0.43 00:40:01 1.56 0.00 1.54 0.02 0.00 18.18 0.18 00:50:06 1.53 0.00 1.51 0.02 0.00 17.74 0.13 01:00:15 19.97 1.58 16.66 1.73 114.38 2556.60 533.43 Average: 4.85 0.29 4.25 0.31 20.01 450.54 178.73 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5982632 7431668 371068 4.56 78380 1562240 894372 9.74 569068 1346152 276 00:20:15 5985040 7405896 396732 4.88 78556 1533820 891612 9.71 568280 1317688 176 00:30:15 5997772 7419232 383372 4.71 78728 1534276 891612 9.71 568468 1318160 208 00:40:01 5997772 7419744 382936 4.71 78916 1534568 891752 9.71 568384 1318672 304 00:50:06 5997772 7420272 382400 4.70 79088 1534932 891752 9.71 568412 1319200 308 01:00:15 5067092 7256488 499840 6.15 121724 2219468 962112 10.48 664684 2028224 80596 Average: 5838013 7392217 402725 4.95 85899 1653217 903869 9.84 584549 1441349 13645 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:10:01 ens3 0.33 0.08 0.06 0.04 0.00 0.00 0.00 0.00 00:20:15 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.23 0.09 0.06 0.04 0.00 0.00 0.00 0.00 00:30:15 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:15 ens3 0.50 0.14 0.16 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 0.46 0.35 0.11 1.43 0.00 0.00 0.00 0.00 00:50:06 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:06 ens3 0.24 0.07 0.06 0.03 0.00 0.00 0.00 0.00 01:00:15 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:00:15 ens3 51.56 36.80 312.21 7.17 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 9.02 6.35 52.95 1.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65068) 10/15/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.12 0.01 0.00 99.61 00:10:01 0 0.14 0.00 0.11 0.01 0.00 99.73 00:10:01 1 0.38 0.00 0.13 0.01 0.00 99.48 00:20:15 all 0.57 0.00 0.24 0.02 0.00 99.18 00:20:15 0 0.72 0.00 0.23 0.02 0.00 99.02 00:20:15 1 0.41 0.00 0.24 0.01 0.00 99.34 00:30:15 all 0.29 0.00 0.20 0.01 0.00 99.50 00:30:15 0 0.49 0.00 0.15 0.01 0.00 99.35 00:30:15 1 0.09 0.00 0.25 0.02 0.00 99.64 00:40:01 all 0.16 0.00 0.08 0.01 0.00 99.75 00:40:01 0 0.13 0.00 0.05 0.02 0.00 99.80 00:40:01 1 0.18 0.00 0.10 0.01 0.00 99.71 00:50:06 all 0.23 0.00 0.08 0.01 0.01 99.67 00:50:06 0 0.04 0.00 0.10 0.00 0.01 99.85 00:50:06 1 0.43 0.00 0.06 0.01 0.00 99.50 01:00:15 all 9.01 0.00 1.50 0.40 0.01 89.08 01:00:15 0 9.20 0.00 1.52 0.64 0.01 88.63 01:00:15 1 8.82 0.00 1.48 0.17 0.01 89.53 Average: all 1.78 0.00 0.37 0.08 0.00 97.77 Average: 0 1.81 0.00 0.37 0.12 0.00 97.70 Average: 1 1.74 0.00 0.38 0.04 0.00 97.84