---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6985 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 8.2G 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 789 4921 4 2533 7151 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:4f:93:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80316sec preferred_lft 80316sec inet6 fe80::f816:3eff:fe4f:9314/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6985) 09/11/26 _x86_64_ (2 CPU) 01:05:08 LINUX RESTART (2 CPU) 01:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.38 0.03 1.35 0.00 1.27 16.08 0.08 01:30:37 1.59 0.01 1.56 0.03 0.05 18.78 202.03 01:40:17 16.75 14.33 2.34 0.08 200.76 137.78 370.98 01:50:01 1.27 0.00 1.25 0.02 0.00 14.98 51.12 02:00:07 14.82 0.00 1.67 13.15 0.15 19.33 108298.83 02:10:37 1.38 0.00 1.37 0.01 0.00 15.76 37.89 02:20:01 1.37 0.00 1.37 0.00 0.00 15.80 0.00 02:30:37 1.57 0.00 1.56 0.01 0.00 18.18 399.40 02:40:07 29.14 2.98 23.76 2.39 235.98 3889.51 1474.68 Average: 7.53 1.87 3.91 1.75 46.80 440.32 12481.51 01:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6291364 7538364 282168 3.47 30600 1423084 525664 5.73 446060 1184032 136 01:30:37 6293748 7541368 279216 3.43 30836 1423452 524252 5.71 445476 1184636 172 01:40:17 6171480 7515508 295108 3.63 35308 1506548 717608 7.82 464236 1261512 184 01:50:01 6171480 7515988 294636 3.62 35500 1506832 719064 7.83 465884 1261988 240 02:00:07 6172036 7517324 293092 3.60 35724 1507348 719064 7.83 466080 1262564 156 02:10:37 6171788 7517648 292764 3.60 35924 1507700 719064 7.83 466180 1263124 172 02:20:01 6171788 7518100 292276 3.59 36092 1507984 719064 7.83 466044 1263568 260 02:30:37 6168636 7515500 294816 3.63 36260 1508352 719064 7.83 466388 1264112 120 02:40:07 5051520 7372056 384836 4.73 91712 2380948 851016 9.27 622540 2146664 1680 Average: 6073760 7505762 300990 3.70 40884 1585805 690429 7.52 478765 1343578 347 01:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.80 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:37 ens3 0.82 0.08 6.76 0.05 0.00 0.00 0.00 0.00 01:40:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 0.67 0.30 3.49 0.07 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 0.50 0.23 0.09 0.70 0.00 0.00 0.00 0.00 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 0.29 0.04 0.05 0.03 0.00 0.00 0.00 0.00 02:10:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:37 ens3 0.22 0.03 0.04 0.02 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 0.21 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 0.25 0.05 0.06 0.04 0.00 0.00 0.00 0.00 02:40:07 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:40:07 ens3 84.81 64.79 364.55 15.46 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 9.40 6.96 39.84 1.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6985) 09/11/26 _x86_64_ (2 CPU) 01:05:08 LINUX RESTART (2 CPU) 01:10:27 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.26 0.00 0.09 0.01 0.01 99.62 01:20:01 0 0.44 0.00 0.07 0.02 0.01 99.47 01:20:01 1 0.09 0.00 0.12 0.00 0.01 99.78 01:30:37 all 0.28 0.00 0.20 0.01 0.01 99.50 01:30:37 0 0.26 0.00 0.19 0.02 0.01 99.52 01:30:37 1 0.30 0.00 0.20 0.00 0.01 99.48 01:40:17 all 0.42 0.18 0.23 0.20 0.01 98.97 01:40:17 0 0.46 0.02 0.13 0.08 0.01 99.31 01:40:17 1 0.39 0.33 0.32 0.31 0.01 98.62 01:50:01 all 0.26 0.00 0.08 0.01 0.01 99.64 01:50:01 0 0.45 0.00 0.06 0.01 0.01 99.47 01:50:01 1 0.06 0.00 0.10 0.01 0.01 99.82 02:00:07 all 0.28 0.00 0.17 0.04 0.01 99.50 02:00:07 0 0.49 0.00 0.12 0.00 0.01 99.38 02:00:07 1 0.07 0.00 0.22 0.07 0.01 99.62 02:10:37 all 0.25 0.00 0.09 0.01 0.01 99.64 02:10:37 0 0.45 0.00 0.06 0.00 0.00 99.49 02:10:37 1 0.06 0.00 0.13 0.01 0.01 99.79 02:20:01 all 0.25 0.00 0.07 0.01 0.01 99.66 02:20:01 0 0.45 0.00 0.04 0.02 0.01 99.49 02:20:01 1 0.05 0.00 0.11 0.00 0.01 99.83 02:30:37 all 0.28 0.00 0.15 0.01 0.01 99.54 02:30:37 0 0.50 0.00 0.12 0.02 0.01 99.35 02:30:37 1 0.07 0.00 0.18 0.00 0.02 99.73 02:40:07 all 17.36 0.00 2.21 0.66 0.03 79.74 02:40:07 0 25.73 0.00 2.27 0.81 0.03 71.16 02:40:07 1 8.98 0.00 2.14 0.52 0.03 88.33 Average: all 2.09 0.02 0.36 0.10 0.01 97.42 Average: 0 3.11 0.00 0.33 0.10 0.01 96.44 Average: 1 1.07 0.04 0.38 0.10 0.01 98.39