---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62823 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: 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 860 4950 4 2438 7081 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:4e:62:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79625sec preferred_lft 79625sec inet6 fe80::f816:3eff:fe4e:6206/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62823) 10/08/26 _x86_64_ (2 CPU) 01:18:51 LINUX RESTART (2 CPU) 01:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:01 1.46 0.02 1.42 0.01 1.26 18.78 678.96 01:40:01 1.32 0.01 1.31 0.00 0.05 16.41 0.01 01:50:01 1.25 0.00 1.25 0.00 0.00 15.68 0.00 02:00:01 14.96 0.00 1.46 13.50 0.15 18.93 109373.54 02:10:01 15.93 13.75 2.13 0.06 192.73 133.21 6.45 02:20:01 1.25 0.00 1.25 0.00 0.01 15.75 0.00 02:30:01 1.42 0.00 1.38 0.03 0.00 18.51 0.48 02:40:01 1.21 0.00 1.19 0.02 0.00 15.23 0.13 02:50:01 26.32 2.88 21.03 2.41 222.50 3635.38 1089.68 03:00:01 1.64 0.00 1.58 0.05 0.20 32.87 4.81 03:10:01 1.39 0.00 1.33 0.06 0.00 23.95 8.55 Average: 6.21 1.52 3.22 1.47 38.02 359.75 10137.56 01:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 6142844 7445960 368004 4.53 59480 1445016 670340 7.30 529872 1223696 124 01:40:01 6142092 7445752 368192 4.53 59668 1445360 670472 7.30 530340 1224228 132 01:50:01 6141840 7445992 367880 4.52 59836 1445684 670664 7.30 530704 1224716 160 02:00:01 6137432 7442284 371472 4.57 60024 1446180 670736 7.31 529888 1225248 160 02:10:01 6034660 7435584 368176 4.53 64328 1529156 873404 9.51 548656 1301840 124 02:20:01 6034408 7435800 367956 4.52 64492 1529464 873404 9.51 548704 1302312 160 02:30:01 6033384 7435468 368260 4.53 64676 1529940 873468 9.51 548880 1302844 136 02:40:01 6039664 7442280 361432 4.44 64876 1530272 873532 9.51 548856 1303368 176 02:50:01 4924960 7286588 467012 5.74 118280 2386336 984120 10.72 686436 2167000 172 03:00:01 4912788 7278308 475188 5.84 118508 2390012 1003868 10.93 697548 2170884 196 03:10:01 4975472 7344688 408904 5.03 118704 2393476 913696 9.95 644980 2174444 1428 Average: 5774504 7403519 390225 4.80 77534 1733718 825246 8.99 576806 1510962 270 01:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 2.18 0.15 0.40 0.08 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 1.29 0.14 0.21 0.10 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 1.15 0.39 0.29 0.82 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 1.56 0.30 0.37 0.33 0.00 0.00 0.00 0.00 02:10:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 0.98 0.28 3.39 0.05 0.00 0.00 0.00 0.00 02:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:01 ens3 0.48 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:30:01 ens3 0.35 0.09 0.08 0.04 0.00 0.00 0.00 0.00 02:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:40:01 ens3 0.29 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:50:01 lo 1.41 1.41 0.09 0.09 0.00 0.00 0.00 0.00 02:50:01 ens3 68.75 47.01 340.09 11.07 0.00 0.00 0.00 0.00 03:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:00:01 ens3 6.42 5.31 1.61 1.69 0.00 0.00 0.00 0.00 03:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:10:01 ens3 2.23 1.90 0.99 0.35 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 7.81 5.08 31.70 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62823) 10/08/26 _x86_64_ (2 CPU) 01:18:51 LINUX RESTART (2 CPU) 01:20:23 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 0.32 0.00 0.19 0.02 0.00 99.47 01:30:01 0 0.32 0.00 0.18 0.02 0.00 99.47 01:30:01 1 0.33 0.00 0.20 0.01 0.00 99.46 01:40:01 all 0.28 0.00 0.08 0.01 0.00 99.63 01:40:01 0 0.48 0.00 0.05 0.02 0.00 99.45 01:40:01 1 0.08 0.00 0.11 0.00 0.00 99.81 01:50:01 all 0.26 0.00 0.08 0.01 0.00 99.65 01:50:01 0 0.26 0.00 0.08 0.03 0.00 99.63 01:50:01 1 0.26 0.00 0.07 0.00 0.00 99.67 02:00:01 all 0.30 0.00 0.19 0.06 0.00 99.45 02:00:01 0 0.47 0.00 0.17 0.03 0.00 99.33 02:00:01 1 0.14 0.00 0.21 0.08 0.00 99.58 02:10:01 all 0.39 0.16 0.19 0.20 0.00 99.06 02:10:01 0 0.37 0.01 0.17 0.08 0.00 99.37 02:10:01 1 0.41 0.31 0.21 0.32 0.00 98.75 02:20:01 all 0.27 0.00 0.07 0.02 0.00 99.64 02:20:01 0 0.49 0.00 0.06 0.03 0.00 99.43 02:20:01 1 0.05 0.00 0.09 0.00 0.00 99.86 02:30:01 all 0.26 0.00 0.16 0.01 0.00 99.56 02:30:01 0 0.46 0.00 0.15 0.02 0.00 99.36 02:30:01 1 0.06 0.00 0.17 0.01 0.00 99.76 02:40:01 all 0.25 0.00 0.07 0.01 0.00 99.66 02:40:01 0 0.37 0.00 0.06 0.02 0.00 99.55 02:40:01 1 0.13 0.00 0.08 0.01 0.00 99.78 02:50:01 all 11.97 0.00 1.97 0.64 0.01 85.41 02:50:01 0 11.39 0.00 1.98 0.81 0.01 85.81 02:50:01 1 12.55 0.00 1.96 0.47 0.01 85.00 03:00:01 all 1.25 0.00 0.27 0.01 0.01 98.45 03:00:01 0 1.23 0.00 0.21 0.02 0.01 98.54 03:00:01 1 1.28 0.00 0.33 0.01 0.01 98.37 03:10:01 all 0.95 0.00 0.19 0.01 0.01 98.84 03:10:01 0 0.75 0.00 0.14 0.02 0.01 99.09 03:10:01 1 1.15 0.00 0.25 0.00 0.01 98.59 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.50 0.01 0.32 0.09 0.00 98.07 Average: 0 1.51 0.00 0.30 0.10 0.00 98.09 Average: 1 1.50 0.03 0.33 0.08 0.00 98.05