---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47004 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 8.0G 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 776 5103 4 2356 7165 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:ec:84:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80103sec preferred_lft 80103sec inet6 fe80::f816:3eff:feec:84f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-47004) 09/03/26 _x86_64_ (2 CPU) 01:10:16 LINUX RESTART (2 CPU) 01:20:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:34 1.50 0.01 1.45 0.04 1.11 18.00 2.01 01:40:07 1.15 0.00 1.13 0.02 0.00 13.72 1.64 01:50:07 1.24 0.00 1.24 0.00 0.00 14.79 0.35 02:00:34 1.36 0.00 1.35 0.01 0.00 16.44 0.22 02:10:17 15.07 0.00 1.43 13.64 0.15 16.70 112568.31 02:20:34 1.24 0.00 1.23 0.00 0.00 15.08 0.05 02:30:07 1.42 0.00 1.41 0.02 0.00 17.16 0.24 02:40:34 1.22 0.00 1.22 0.00 0.00 14.79 0.00 02:50:34 26.23 3.00 20.79 2.44 229.69 3772.31 1740.92 Average: 5.56 0.34 3.47 1.75 25.66 433.23 12345.26 01:20:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:34 6261956 7532476 286652 3.52 31392 1445296 531004 5.78 402548 1252480 132 01:40:07 6267584 7538564 280560 3.45 31564 1445584 531140 5.79 402904 1252940 176 01:50:07 6265064 7536564 282552 3.47 31748 1445912 531140 5.79 403052 1253452 180 02:00:34 6264688 7536864 282256 3.47 31908 1446404 531212 5.79 403272 1253976 124 02:10:17 6265996 7538672 280388 3.45 32060 1446752 535824 5.84 403436 1254444 124 02:20:34 6264844 7538072 281016 3.46 32248 1447104 533008 5.81 405140 1254988 216 02:30:07 6263832 7537524 281444 3.46 32408 1447396 533072 5.81 405268 1255440 184 02:40:34 6255276 7529504 289492 3.56 32568 1447764 534600 5.82 406636 1255968 220 02:50:34 5160760 7389000 376952 4.64 88344 2300572 666420 7.26 559980 2118720 2900 Average: 6141111 7519693 293479 3.61 38249 1541420 547491 5.96 421360 1350268 473 01:20:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:34 ens3 0.72 0.12 0.13 0.07 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 1.38 0.08 5.39 0.04 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 0.48 0.09 0.08 0.04 0.00 0.00 0.00 0.00 02:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:34 ens3 0.20 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:17 ens3 0.26 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:34 ens3 0.38 0.20 0.06 0.65 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.22 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:40:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:34 ens3 7.35 4.01 4.11 4.57 0.00 0.00 0.00 0.00 02:50:34 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:50:34 ens3 72.35 56.38 335.98 15.97 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 9.29 6.80 38.42 2.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-47004) 09/03/26 _x86_64_ (2 CPU) 01:10:16 LINUX RESTART (2 CPU) 01:20:34 CPU %user %nice %system %iowait %steal %idle 01:30:34 all 0.32 0.00 0.16 0.01 0.00 99.50 01:30:34 0 0.41 0.00 0.14 0.02 0.00 99.44 01:30:34 1 0.23 0.00 0.19 0.01 0.01 99.57 01:40:07 all 0.27 0.00 0.08 0.01 0.01 99.63 01:40:07 0 0.48 0.00 0.07 0.02 0.01 99.43 01:40:07 1 0.06 0.00 0.10 0.00 0.01 99.83 01:50:07 all 0.27 0.00 0.07 0.01 0.00 99.64 01:50:07 0 0.33 0.00 0.07 0.01 0.00 99.58 01:50:07 1 0.20 0.00 0.08 0.01 0.01 99.70 02:00:34 all 0.28 0.00 0.15 0.01 0.00 99.55 02:00:34 0 0.09 0.00 0.18 0.00 0.00 99.73 02:00:34 1 0.48 0.00 0.12 0.02 0.00 99.37 02:10:17 all 0.29 0.00 0.11 0.04 0.00 99.55 02:10:17 0 0.29 0.00 0.13 0.06 0.00 99.51 02:10:17 1 0.29 0.00 0.10 0.01 0.01 99.59 02:20:34 all 0.27 0.00 0.07 0.01 0.00 99.64 02:20:34 0 0.48 0.00 0.06 0.00 0.00 99.46 02:20:34 1 0.06 0.00 0.09 0.02 0.00 99.82 02:30:07 all 0.26 0.00 0.18 0.01 0.00 99.53 02:30:07 0 0.23 0.00 0.19 0.00 0.00 99.57 02:30:07 1 0.29 0.00 0.18 0.02 0.00 99.50 02:40:34 all 0.33 0.00 0.14 0.04 0.00 99.48 02:40:34 0 0.28 0.00 0.13 0.01 0.00 99.56 02:40:34 1 0.38 0.00 0.14 0.08 0.00 99.40 02:50:34 all 14.73 0.00 2.15 0.66 0.02 82.45 02:50:34 0 17.89 0.00 2.19 0.44 0.02 79.46 02:50:34 1 11.56 0.00 2.11 0.87 0.02 85.44 Average: all 1.89 0.00 0.35 0.09 0.01 97.66 Average: 0 2.27 0.00 0.35 0.06 0.01 97.31 Average: 1 1.51 0.00 0.35 0.12 0.01 98.02