---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60780 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 799 4938 4 2507 7142 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:6c:e3:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 792sec preferred_lft 792sec inet6 fe80::f816:3eff:fe6c:e339/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60780) 10/01/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.63 0.02 1.60 0.01 0.83 19.66 422.60 00:20:29 1.69 0.10 1.55 0.03 2.95 22.44 464.84 00:30:01 1.63 0.00 1.61 0.02 0.00 18.44 465.27 00:40:18 21.72 2.72 17.30 1.70 214.01 2723.92 748.80 00:50:09 5.36 0.02 4.78 0.56 2.06 783.92 289.72 01:00:01 1.66 0.00 1.64 0.02 0.00 25.95 0.64 01:10:19 1.60 0.00 1.60 0.00 0.00 126.07 0.00 01:20:29 1.62 0.00 1.62 0.00 0.00 20.56 0.00 01:30:01 1.76 0.00 1.75 0.02 0.00 21.12 0.57 01:40:29 1.54 0.00 1.54 0.00 0.00 21.86 377.88 01:50:19 1.61 0.01 1.60 0.00 0.20 61.02 0.04 02:00:29 1.71 0.00 1.68 0.03 0.00 25.09 0.90 Average: 3.66 0.24 3.22 0.20 18.78 327.05 232.89 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6073228 7486312 321880 3.96 56252 1553564 763444 8.32 501960 1324744 316 00:20:29 6109492 7483068 325000 4.00 56396 1513852 761032 8.29 500784 1284960 252 00:30:01 6120512 7494496 313472 3.85 56516 1514140 761036 8.29 500744 1285360 156 00:40:18 5059996 7369548 385228 4.74 107876 2352852 814488 8.87 601116 2130744 166296 00:50:09 4973492 7301736 453444 5.58 108736 2371016 895808 9.76 661568 2149416 276 01:00:01 4974848 7305484 449496 5.53 108816 2373336 904444 9.85 662096 2151808 388 01:10:19 4906056 7271292 483516 5.95 108916 2407620 924280 10.07 681328 2186200 668 01:20:29 4908036 7274000 480812 5.91 109016 2408252 924312 10.07 681528 2186924 232 01:30:01 4916692 7283352 471372 5.80 109116 2408840 924348 10.07 681428 2187608 348 01:40:29 4897992 7266172 488588 6.01 109204 2410240 949972 10.35 698396 2189108 268 01:50:19 4914796 7296508 458096 5.63 109300 2423492 911904 9.93 668520 2202456 220 02:00:29 4908264 7292224 462320 5.68 109384 2425612 911940 9.93 668784 2204532 260 Average: 5230284 7343683 424435 5.22 95794 2180235 870584 9.48 625688 1956988 14140 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.52 0.08 0.13 0.07 0.00 0.00 0.00 0.00 00:20:29 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:29 ens3 0.34 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.64 0.10 0.16 0.08 0.00 0.00 0.00 0.00 00:40:18 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:40:18 ens3 50.86 34.64 312.82 7.82 0.00 0.00 0.00 0.00 00:50:09 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 40.56 31.20 313.21 5.74 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 10.06 9.49 62.46 1.22 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 5.22 2.19 36.10 0.30 0.00 0.00 0.00 0.00 01:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:29 ens3 6.66 1.84 0.92 0.37 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 3.64 1.73 0.50 0.28 0.00 0.00 0.00 0.00 01:40:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:29 ens3 11.72 10.11 115.07 1.16 0.00 0.00 0.00 0.00 01:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:19 ens3 13.43 12.15 136.25 1.66 0.00 0.00 0.00 0.00 02:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:29 ens3 13.89 12.92 219.58 1.13 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 13.19 9.75 100.34 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60780) 10/01/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.23 0.00 0.10 0.01 0.00 99.65 00:10:09 0 0.42 0.00 0.09 0.01 0.00 99.49 00:10:09 1 0.05 0.00 0.12 0.01 0.00 99.81 00:20:29 all 0.61 0.00 0.21 0.02 0.00 99.16 00:20:29 0 0.82 0.00 0.20 0.01 0.00 98.97 00:20:29 1 0.39 0.00 0.23 0.02 0.00 99.36 00:30:01 all 0.26 0.00 0.14 0.01 0.00 99.59 00:30:01 0 0.22 0.00 0.13 0.01 0.00 99.63 00:30:01 1 0.29 0.00 0.15 0.01 0.00 99.55 00:40:18 all 10.03 0.00 1.72 0.55 0.01 87.70 00:40:18 0 10.79 0.00 1.68 0.59 0.01 86.93 00:40:18 1 9.27 0.00 1.75 0.50 0.01 88.47 00:50:09 all 2.76 0.00 0.64 0.07 0.01 96.53 00:50:09 0 3.64 0.00 0.59 0.05 0.01 95.72 00:50:09 1 1.88 0.00 0.70 0.08 0.01 97.33 01:00:01 all 0.95 0.00 0.30 0.02 0.01 98.72 01:00:01 0 0.61 0.00 0.23 0.03 0.00 99.13 01:00:01 1 1.29 0.00 0.38 0.00 0.02 98.31 01:10:19 all 0.73 0.00 0.17 0.01 0.01 99.07 01:10:19 0 0.77 0.00 0.18 0.02 0.01 99.02 01:10:19 1 0.68 0.00 0.17 0.01 0.02 99.12 01:20:29 all 0.52 0.00 0.17 0.01 0.01 99.29 01:20:29 0 0.50 0.00 0.14 0.00 0.01 99.34 01:20:29 1 0.54 0.00 0.19 0.02 0.01 99.24 01:30:01 all 0.54 0.00 0.24 0.01 0.01 99.21 01:30:01 0 0.56 0.00 0.20 0.00 0.01 99.24 01:30:01 1 0.51 0.00 0.28 0.03 0.01 99.17 01:40:29 all 0.75 0.00 0.25 0.01 0.01 98.99 01:40:29 0 0.93 0.00 0.33 0.00 0.01 98.73 01:40:29 1 0.57 0.00 0.16 0.02 0.00 99.25 01:50:19 all 1.66 0.00 0.32 0.01 0.01 98.00 01:50:19 0 2.63 0.00 0.45 0.01 0.01 96.90 01:50:19 1 0.69 0.00 0.19 0.02 0.00 99.10 01:50:19 CPU %user %nice %system %iowait %steal %idle 02:00:29 all 0.86 0.00 0.38 0.01 0.00 98.75 02:00:29 0 0.69 0.00 0.39 0.01 0.00 98.90 02:00:29 1 1.02 0.00 0.36 0.02 0.00 98.60 Average: all 1.68 0.00 0.39 0.06 0.01 97.86 Average: 0 1.90 0.00 0.39 0.06 0.01 97.64 Average: 1 1.46 0.00 0.39 0.06 0.01 98.08