---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8058 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 8.1G 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 786 5048 4 2401 7155 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:a7:43:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80109sec preferred_lft 80109sec inet6 fe80::f816:3eff:fea7:43c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8058) 09/14/26 _x86_64_ (2 CPU) 00:42:37 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 23.64 3.14 18.48 2.01 264.15 2937.60 1352.59 01:10:01 4.19 0.02 3.90 0.27 2.04 735.44 54.78 01:20:01 1.32 0.00 1.31 0.01 0.01 23.34 0.39 01:30:04 1.70 0.00 1.68 0.02 0.00 131.90 0.27 01:40:01 1.38 0.00 1.38 0.00 0.00 17.65 0.00 01:50:01 1.44 0.00 1.44 0.00 0.00 18.57 0.00 02:00:04 1.76 0.01 1.73 0.02 0.60 25.95 394.31 02:10:01 1.45 0.01 1.44 0.00 0.20 56.27 0.00 02:20:01 15.62 0.00 1.45 14.17 0.15 23.26 106237.32 Average: 5.84 0.36 3.65 1.83 29.82 442.24 11989.86 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 5150324 7369292 397008 4.88 86044 2293848 838316 9.13 622656 2054756 174712 01:10:01 5142400 7374256 391796 4.82 86820 2305640 850808 9.27 611904 2067144 336 01:20:01 5090848 7325132 440876 5.42 86968 2307952 886312 9.65 639472 2069572 276 01:30:04 5071520 7340420 425300 5.23 87124 2342176 896648 9.77 649024 2103860 372 01:40:01 5070972 7340636 425068 5.23 87256 2342800 896744 9.77 649304 2104616 276 01:50:01 5084132 7354564 411116 5.06 87392 2343432 896744 9.77 649208 2105376 284 02:00:04 5004644 7276780 488968 6.01 87536 2344960 925368 10.08 677800 2106936 236 02:10:01 5042292 7326564 439028 5.40 87640 2356832 894268 9.74 646960 2118912 240 02:20:01 5024188 7310764 454580 5.59 87788 2358972 894452 9.74 647424 2121040 312 Average: 5075702 7335379 430416 5.29 87174 2332957 886629 9.66 643750 2094690 19672 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:00:04 ens3 58.25 38.44 318.97 7.82 0.00 0.00 0.00 0.00 01:10:01 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 45.56 35.67 305.06 6.19 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 8.56 7.42 61.49 1.07 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 3.19 2.40 36.47 0.24 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 2.72 1.72 0.39 0.26 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 2.53 1.69 0.31 0.22 0.00 0.00 0.00 0.00 02:00:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 8.69 8.04 119.61 0.97 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 12.88 12.63 131.68 1.68 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 15.33 15.20 223.67 1.29 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.52 13.68 133.04 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8058) 09/14/26 _x86_64_ (2 CPU) 00:42:37 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 11.38 0.00 1.95 0.57 0.02 86.09 01:00:04 0 15.56 0.00 2.10 0.61 0.02 81.71 01:00:04 1 7.19 0.00 1.79 0.53 0.02 90.47 01:10:01 all 2.49 0.00 0.66 0.04 0.03 96.78 01:10:01 0 2.47 0.00 0.70 0.03 0.03 96.77 01:10:01 1 2.51 0.00 0.61 0.06 0.02 96.80 01:20:01 all 1.13 0.00 0.28 0.01 0.02 98.56 01:20:01 0 1.27 0.00 0.29 0.01 0.01 98.42 01:20:01 1 1.00 0.00 0.27 0.01 0.02 98.70 01:30:04 all 1.96 0.00 0.51 0.01 0.03 97.48 01:30:04 0 3.04 0.00 0.75 0.00 0.05 96.16 01:30:04 1 1.01 0.00 0.31 0.02 0.02 98.64 01:40:01 all 0.62 0.00 0.20 0.01 0.01 99.17 01:40:01 0 0.56 0.00 0.15 0.00 0.01 99.28 01:40:01 1 0.68 0.00 0.25 0.01 0.02 99.05 01:50:01 all 0.61 0.00 0.18 0.01 0.01 99.19 01:50:01 0 0.54 0.00 0.14 0.01 0.01 99.30 01:50:01 1 0.67 0.00 0.23 0.01 0.02 99.08 02:00:04 all 0.95 0.00 0.36 0.01 0.01 98.67 02:00:04 0 0.65 0.00 0.30 0.01 0.01 99.04 02:00:04 1 1.25 0.00 0.43 0.01 0.02 98.30 02:10:01 all 2.07 0.00 0.36 0.01 0.01 97.54 02:10:01 0 2.78 0.00 0.38 0.01 0.02 96.82 02:10:01 1 1.35 0.00 0.35 0.02 0.01 98.27 02:20:01 all 0.95 0.00 0.35 0.04 0.02 98.64 02:20:01 0 0.98 0.00 0.38 0.07 0.02 98.56 02:20:01 1 0.93 0.00 0.32 0.01 0.02 98.72 Average: all 2.47 0.00 0.54 0.08 0.02 96.89 Average: 0 3.11 0.00 0.57 0.09 0.02 96.21 Average: 1 1.85 0.00 0.51 0.07 0.02 97.55