---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60337 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: 5600.00 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 775 5157 4 2303 7166 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:f0:24:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79831sec preferred_lft 79831sec inet6 fe80::f816:3eff:fef0:2493/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60337) 09/28/26 _x86_64_ (2 CPU) 01:05:21 LINUX RESTART (2 CPU) 01:10:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:37 1.32 0.03 1.29 0.00 1.25 16.04 0.08 01:30:27 1.58 0.01 1.54 0.03 0.05 19.03 1.07 01:40:37 1.32 0.00 1.31 0.02 0.00 15.78 0.79 01:50:17 1.34 0.00 1.32 0.02 0.00 15.82 0.83 02:00:37 1.51 0.00 1.48 0.03 0.00 18.15 1.05 02:10:07 2.02 0.35 1.66 0.02 45.77 110.88 36.90 02:20:27 14.21 0.00 1.43 12.78 0.14 16.62 105445.89 02:30:37 1.55 0.00 1.54 0.01 0.00 18.56 629.33 02:40:17 1.31 0.00 1.31 0.00 0.00 16.15 0.00 02:50:37 25.79 2.74 20.69 2.37 216.47 3694.78 2278.06 Average: 5.32 0.32 3.42 1.58 26.86 405.86 11199.25 01:10:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:37 6279004 7525968 294480 3.62 30628 1422964 533948 5.82 446536 1184136 180 01:30:27 6276000 7523548 296932 3.65 30864 1423296 532676 5.80 445600 1184700 180 01:40:37 6283364 7531452 289032 3.55 31072 1423620 532704 5.80 445912 1185236 168 01:50:17 6289208 7537788 282688 3.48 31272 1423908 532832 5.80 446056 1185724 156 02:00:37 6283668 7532924 287524 3.54 31500 1424344 534468 5.82 447420 1186324 160 02:10:07 6229020 7518368 301172 3.70 32132 1463308 734744 8.00 464524 1215700 160 02:20:27 6234360 7524260 295220 3.63 32308 1463700 734800 8.00 464564 1216204 220 02:30:37 6224016 7514652 304668 3.75 32504 1464160 734808 8.00 464604 1216776 212 02:40:17 6232080 7523176 296172 3.64 32664 1464456 734924 8.00 464780 1217232 164 02:50:37 5154748 7393088 372580 4.58 88072 2310528 846384 9.22 611740 2073336 352 Average: 6148547 7512522 302047 3.71 37302 1528428 645229 7.03 470174 1286537 195 01:10:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:37 ens3 0.83 0.07 0.13 0.06 0.00 0.00 0.00 0.00 01:30:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:27 ens3 0.36 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:37 ens3 0.89 0.10 6.03 0.06 0.00 0.00 0.00 0.00 01:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:17 ens3 0.36 0.21 0.04 0.57 0.00 0.00 0.00 0.00 02:00:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:37 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:10:07 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.54 0.30 3.51 0.05 0.00 0.00 0.00 0.00 02:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:27 ens3 0.23 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:37 ens3 0.19 0.02 0.03 0.01 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.25 0.05 0.06 0.04 0.00 0.00 0.00 0.00 02:50:37 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:50:37 ens3 110.08 79.36 324.60 17.60 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 11.76 8.28 34.52 1.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60337) 09/28/26 _x86_64_ (2 CPU) 01:05:21 LINUX RESTART (2 CPU) 01:10:37 CPU %user %nice %system %iowait %steal %idle 01:20:37 all 0.26 0.00 0.08 0.01 0.00 99.65 01:20:37 0 0.43 0.00 0.05 0.01 0.00 99.51 01:20:37 1 0.08 0.00 0.11 0.02 0.00 99.79 01:30:27 all 0.26 0.00 0.17 0.01 0.00 99.55 01:30:27 0 0.44 0.00 0.16 0.01 0.00 99.39 01:30:27 1 0.08 0.00 0.19 0.02 0.00 99.70 01:40:37 all 0.27 0.00 0.08 0.01 0.00 99.64 01:40:37 0 0.49 0.00 0.05 0.01 0.00 99.45 01:40:37 1 0.05 0.00 0.11 0.01 0.00 99.83 01:50:17 all 0.27 0.00 0.07 0.01 0.00 99.64 01:50:17 0 0.49 0.00 0.04 0.01 0.00 99.46 01:50:17 1 0.06 0.00 0.11 0.01 0.00 99.82 02:00:37 all 0.27 0.00 0.14 0.01 0.00 99.57 02:00:37 0 0.49 0.00 0.12 0.01 0.00 99.38 02:00:37 1 0.06 0.00 0.17 0.01 0.00 99.76 02:10:07 all 0.38 0.00 0.11 0.03 0.00 99.48 02:10:07 0 0.31 0.00 0.14 0.06 0.00 99.49 02:10:07 1 0.45 0.00 0.08 0.01 0.00 99.47 02:20:27 all 0.27 0.00 0.09 0.04 0.00 99.59 02:20:27 0 0.05 0.00 0.11 0.08 0.00 99.75 02:20:27 1 0.49 0.00 0.07 0.01 0.00 99.44 02:30:37 all 0.27 0.00 0.18 0.01 0.00 99.53 02:30:37 0 0.07 0.00 0.19 0.00 0.00 99.73 02:30:37 1 0.47 0.00 0.17 0.02 0.00 99.34 02:40:17 all 0.26 0.00 0.08 0.01 0.00 99.65 02:40:17 0 0.05 0.00 0.10 0.01 0.00 99.84 02:40:17 1 0.47 0.00 0.07 0.01 0.00 99.45 02:50:37 all 13.66 0.00 2.31 0.83 0.01 83.20 02:50:37 0 17.37 0.00 2.69 0.81 0.01 79.11 02:50:37 1 9.94 0.00 1.93 0.85 0.01 87.28 Average: all 1.66 0.00 0.34 0.10 0.00 97.90 Average: 0 2.07 0.00 0.37 0.10 0.00 97.45 Average: 1 1.25 0.00 0.31 0.10 0.00 98.34