---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38107 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 nrip_save 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 781 5011 4 2451 7160 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:27:c0:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 86254sec preferred_lft 86254sec inet6 fe80::f816:3eff:fe27:c052/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38107) 08/17/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.62 0.02 1.59 0.02 0.81 19.43 0.57 00:20:00 3.93 0.11 1.66 2.16 3.05 23.60 1765.42 00:30:00 1.64 0.00 1.61 0.03 0.00 18.56 3.23 00:40:00 29.56 2.81 24.42 2.33 222.40 3475.33 588.53 00:50:00 1.52 0.00 1.52 0.01 0.00 22.76 0.23 01:00:00 1.99 0.00 1.96 0.03 0.00 26.93 2.57 01:10:00 1.60 0.00 1.60 0.00 0.00 138.66 396.23 01:20:00 1.58 0.00 1.58 0.01 0.00 29.47 0.05 01:30:00 1.83 0.00 1.80 0.03 0.00 31.07 0.55 Average: 5.03 0.33 4.19 0.51 25.14 420.65 306.37 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6112720 7519404 289536 3.56 57096 1545464 541960 5.90 473744 1319192 124 00:20:00 6133768 7500840 308032 3.79 57240 1505648 539720 5.88 472908 1279176 132 00:30:00 6134048 7501560 307272 3.78 57348 1505976 539720 5.88 472728 1279612 124 00:40:00 5060796 7355816 400788 4.93 107136 2338960 657592 7.16 621032 2117316 124 00:50:00 5044372 7341488 415088 5.10 107224 2340984 667112 7.27 622616 2119424 180 01:00:00 5052328 7351092 405232 4.98 107348 2342504 670552 7.30 625980 2121084 128 01:10:00 4967320 7302604 453500 5.58 107456 2378800 731832 7.97 653020 2157372 160 01:20:00 4969384 7308748 447476 5.50 107552 2382712 696164 7.58 650936 2161400 376 01:30:00 4969668 7312544 443628 5.46 107668 2386084 698228 7.61 652512 2164860 296 Average: 5382712 7388233 385617 4.74 90674 2080792 638098 6.95 582831 1857715 183 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.39 0.10 0.14 0.07 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.28 0.09 0.09 0.05 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.55 0.12 0.18 0.09 0.00 0.00 0.00 0.00 00:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 72.25 52.01 349.16 12.54 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 22.64 18.79 224.24 1.86 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 8.02 6.27 33.42 0.75 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 18.09 14.11 157.66 2.19 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 10.56 8.78 30.37 1.36 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 5.85 5.34 3.36 1.26 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 15.40 11.73 88.73 2.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38107) 08/17/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.26 0.00 0.10 0.02 0.03 99.59 00:10:00 0 0.04 0.00 0.12 0.01 0.04 99.79 00:10:00 1 0.48 0.00 0.08 0.03 0.02 99.40 00:20:00 all 0.62 0.00 0.22 0.01 0.03 99.12 00:20:00 0 0.82 0.00 0.21 0.01 0.02 98.95 00:20:00 1 0.42 0.00 0.22 0.02 0.04 99.30 00:30:00 all 0.22 0.00 0.16 0.01 0.03 99.58 00:30:00 0 0.38 0.00 0.15 0.01 0.02 99.44 00:30:00 1 0.06 0.00 0.18 0.00 0.04 99.72 00:40:00 all 11.93 0.00 1.77 0.45 0.06 85.79 00:40:00 0 9.82 0.00 1.55 0.56 0.05 88.01 00:40:00 1 14.04 0.00 1.99 0.34 0.06 83.57 00:50:00 all 0.90 0.00 0.27 0.01 0.07 98.76 00:50:00 0 0.95 0.00 0.28 0.00 0.07 98.70 00:50:00 1 0.84 0.00 0.26 0.02 0.07 98.81 01:00:00 all 1.59 0.00 0.41 0.01 0.07 97.92 01:00:00 0 2.43 0.00 0.51 0.01 0.09 96.97 01:00:00 1 0.81 0.00 0.32 0.02 0.05 98.80 01:10:00 all 1.96 0.00 0.36 0.01 0.07 97.60 01:10:00 0 3.09 0.00 0.41 0.01 0.07 96.43 01:10:00 1 0.90 0.00 0.32 0.01 0.07 98.71 01:20:00 all 3.00 0.00 0.41 0.01 0.07 96.51 01:20:00 0 5.03 0.00 0.60 0.00 0.09 94.28 01:20:00 1 0.98 0.00 0.21 0.02 0.05 98.72 01:30:00 all 2.01 0.00 0.28 0.01 0.07 97.63 01:30:00 0 1.81 0.00 0.31 0.01 0.09 97.79 01:30:00 1 2.22 0.00 0.24 0.02 0.06 97.47 Average: all 2.50 0.00 0.44 0.06 0.05 96.94 Average: 0 2.71 0.00 0.46 0.07 0.06 96.71 Average: 1 2.31 0.00 0.42 0.05 0.05 97.17