---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62974 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 8.3G 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 845 4923 4 2472 7096 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:96:12:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80162sec preferred_lft 80162sec inet6 fe80::f816:3eff:fe96:12cb/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-62974) 10/09/26 _x86_64_ (2 CPU) 00:43:42 LINUX RESTART (2 CPU) 00:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:02 33.14 1.66 16.06 15.41 120.42 2585.40 112444.77 01:10:02 9.58 1.16 7.69 0.73 101.63 1099.04 277.05 01:20:02 1.45 0.00 1.44 0.01 0.01 25.09 0.11 01:30:01 2.52 0.32 2.18 0.03 42.68 224.57 2.00 01:40:02 1.50 0.00 1.50 0.00 0.00 20.77 0.00 01:50:02 1.38 0.00 1.38 0.00 0.00 18.49 0.00 02:00:02 1.80 0.00 1.79 0.02 0.00 27.63 390.96 02:10:02 1.58 0.00 1.57 0.00 0.20 59.59 0.29 02:20:02 1.55 0.00 1.54 0.01 0.00 25.04 0.21 Average: 6.01 0.35 3.88 1.78 29.26 449.97 12382.89 00:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:02 5271236 7298660 471692 5.80 101900 2089196 766492 8.35 647784 1891368 58736 01:10:02 5000436 7261300 499132 6.14 113376 2302768 813772 8.86 702728 2089512 272 01:20:02 5007496 7270924 489512 6.02 113536 2305176 822240 8.96 703260 2091952 400 01:30:01 4910388 7247508 511696 6.29 113848 2377912 1019156 11.10 723232 2154920 476 01:40:02 4933376 7271308 487860 6.00 114004 2378556 1019284 11.10 723508 2155716 328 01:50:02 4932960 7271680 487448 5.99 114152 2379184 1019348 11.10 723572 2156496 276 02:00:02 4861396 7201792 557336 6.85 114312 2380672 1062220 11.57 758480 2158016 188 02:10:02 4864888 7217956 540924 6.65 114464 2393016 1024268 11.16 728272 2170512 316 02:20:02 4877116 7232284 526536 6.47 114580 2394980 1024372 11.16 728556 2172588 304 Average: 4962144 7252601 508015 6.25 112686 2333496 952350 10.37 715488 2115676 6811 00:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:02 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 01:00:02 ens3 55.81 36.79 299.66 7.36 0.00 0.00 0.00 0.00 01:10:02 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 01:10:02 ens3 46.83 36.74 342.69 6.65 0.00 0.00 0.00 0.00 01:20:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:02 ens3 10.80 8.90 61.84 1.27 0.00 0.00 0.00 0.00 01:30:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 4.61 2.92 40.14 0.27 0.00 0.00 0.00 0.00 01:40:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:02 ens3 2.93 1.74 0.37 0.24 0.00 0.00 0.00 0.00 01:50:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:02 ens3 3.14 1.75 0.39 0.25 0.00 0.00 0.00 0.00 02:00:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:02 ens3 9.23 7.99 120.20 0.95 0.00 0.00 0.00 0.00 02:10:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:02 ens3 12.52 11.97 131.85 1.65 0.00 0.00 0.00 0.00 02:20:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:02 ens3 13.09 12.85 223.20 1.14 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.59 13.47 135.28 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62974) 10/09/26 _x86_64_ (2 CPU) 00:43:42 LINUX RESTART (2 CPU) 00:50:12 CPU %user %nice %system %iowait %steal %idle 01:00:02 all 8.84 0.00 1.53 1.12 0.01 88.50 01:00:02 0 8.13 0.00 1.45 0.52 0.01 89.89 01:00:02 1 9.55 0.00 1.60 1.73 0.01 87.10 01:10:02 all 4.26 0.00 0.99 0.20 0.01 94.54 01:10:02 0 3.32 0.00 0.95 0.17 0.01 95.55 01:10:02 1 5.19 0.00 1.04 0.24 0.01 93.53 01:20:02 all 0.89 0.00 0.22 0.02 0.01 98.87 01:20:02 0 0.70 0.00 0.17 0.00 0.01 99.12 01:20:02 1 1.08 0.00 0.27 0.03 0.01 98.61 01:30:01 all 0.96 0.00 0.31 0.07 0.03 98.62 01:30:01 0 0.83 0.00 0.29 0.10 0.02 98.75 01:30:01 1 1.11 0.00 0.33 0.03 0.04 98.49 01:40:02 all 0.52 0.00 0.16 0.01 0.01 99.30 01:40:02 0 0.48 0.00 0.22 0.02 0.01 99.27 01:40:02 1 0.56 0.00 0.11 0.01 0.00 99.33 01:50:02 all 0.48 0.00 0.15 0.01 0.00 99.35 01:50:02 0 0.52 0.00 0.14 0.03 0.00 99.31 01:50:02 1 0.44 0.00 0.16 0.00 0.00 99.39 02:00:02 all 0.78 0.00 0.32 0.02 0.01 98.88 02:00:02 0 0.67 0.00 0.28 0.03 0.00 99.01 02:00:02 1 0.89 0.00 0.36 0.00 0.01 98.74 02:10:02 all 1.61 0.00 0.32 0.02 0.01 98.05 02:10:02 0 0.59 0.00 0.21 0.02 0.00 99.17 02:10:02 1 2.63 0.00 0.44 0.01 0.01 96.92 02:20:02 all 0.87 0.00 0.30 0.05 0.01 98.77 02:20:02 0 0.77 0.00 0.26 0.10 0.01 98.87 02:20:02 1 0.98 0.00 0.34 0.00 0.01 98.66 Average: all 2.14 0.00 0.48 0.17 0.01 97.21 Average: 0 1.78 0.00 0.44 0.11 0.01 97.67 Average: 1 2.50 0.00 0.52 0.23 0.01 96.74