---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65015 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 8.4G 30G 23% / 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 912 4751 4 2579 7029 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:85:b1:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:fe85:b1d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65015) 10/14/26 _x86_64_ (2 CPU) 01:18:36 LINUX RESTART (2 CPU) 01:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:02 35.21 1.52 17.40 16.30 127.08 2937.81 107671.69 01:40:17 1.53 0.01 1.52 0.01 0.05 168.86 0.36 01:50:01 1.44 0.00 1.43 0.01 0.00 148.15 1.03 02:00:03 1.67 0.00 1.65 0.02 0.36 52.02 0.28 Average: 9.96 0.38 5.50 4.08 31.85 826.25 26898.84 01:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:02 5007092 7292236 467568 5.75 113276 2326988 852236 9.28 698232 2114244 964 01:40:17 4955940 7287660 471376 5.80 113456 2372824 858164 9.35 704512 2160288 320 01:50:01 4917372 7288516 469824 5.78 113596 2411604 876724 9.55 707080 2199172 576 02:00:03 5194228 7380736 386192 4.75 113744 2234604 716604 7.81 626064 2022128 5788 Average: 5018658 7312287 448740 5.52 113518 2336505 825932 9.00 683972 2123958 1912 01:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:02 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:30:02 ens3 89.80 65.19 222.26 13.65 0.00 0.00 0.00 0.00 01:40:17 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:17 ens3 24.08 24.46 24.06 2.64 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 75.41 54.79 38.37 5.48 0.00 0.00 0.00 0.00 02:00:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:03 ens3 32.46 28.03 11.38 3.61 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 55.09 42.91 73.88 6.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65015) 10/14/26 _x86_64_ (2 CPU) 01:18:36 LINUX RESTART (2 CPU) 01:20:02 CPU %user %nice %system %iowait %steal %idle 01:30:02 all 11.88 0.00 1.90 0.77 0.01 85.43 01:30:02 0 15.05 0.00 2.15 1.33 0.01 81.46 01:30:02 1 8.74 0.00 1.65 0.21 0.01 89.38 01:40:17 all 5.21 0.00 0.66 0.02 0.01 94.10 01:40:17 0 5.80 0.00 0.69 0.03 0.01 93.47 01:40:17 1 4.63 0.00 0.62 0.01 0.01 94.73 01:50:01 all 5.75 0.00 1.01 0.01 0.01 93.21 01:50:01 0 7.25 0.00 1.05 0.02 0.01 91.67 01:50:01 1 4.29 0.00 0.97 0.01 0.01 94.72 02:00:03 all 5.93 0.00 0.80 0.02 0.01 93.23 02:00:03 0 6.53 0.00 0.76 0.02 0.01 92.69 02:00:03 1 5.33 0.00 0.85 0.02 0.01 93.79 Average: all 7.20 0.00 1.09 0.21 0.01 91.49 Average: 0 8.65 0.00 1.16 0.35 0.01 89.83 Average: 1 5.75 0.00 1.02 0.06 0.01 93.15