---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6468 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 759 4904 4 2578 7182 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:20:1f:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 1702sec preferred_lft 1702sec inet6 fe80::f816:3eff:fe20:1fb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6468) 04/23/26 _x86_64_ (2 CPU) 00:00:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:39 1.81 0.01 1.79 0.01 0.81 21.28 0.23 00:20:39 1.89 0.11 1.75 0.03 3.05 24.32 907.72 00:30:09 1.77 0.00 1.75 0.01 0.00 19.35 0.41 00:40:39 23.45 2.86 18.48 2.11 215.30 2986.67 781.77 00:50:40 1.58 0.00 1.57 0.01 0.00 17.58 1.08 01:00:29 1.69 0.00 1.66 0.03 0.00 20.10 1.51 01:10:40 1.69 0.00 1.66 0.03 0.00 268.87 3.21 01:20:19 1.73 0.00 1.68 0.04 0.00 248.85 6.11 01:30:39 1.98 0.00 1.93 0.05 0.00 22.52 5.25 Average: 4.30 0.35 3.68 0.27 25.55 419.40 194.08 00:00:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:39 6115056 7520940 287624 3.54 55472 1546196 756840 8.24 478432 1316292 252 00:20:39 6137284 7503040 305496 3.76 55604 1505896 753908 8.21 476504 1275908 124 00:30:09 6134036 7500244 308264 3.79 55716 1506220 753908 8.21 476504 1276344 248 00:40:39 5054672 7248292 512712 6.30 104668 2244136 988280 10.76 740400 2018096 188 00:50:40 4928056 7122168 638844 7.86 104788 2244560 1084592 11.81 835952 2018640 184 01:00:29 4959064 7153900 607108 7.47 104932 2245152 1069772 11.65 803764 2019248 312 01:10:40 4916268 7197836 562396 6.92 105056 2331056 1063320 11.58 798836 2105276 8892 01:20:19 4711048 7051864 707400 8.70 105184 2389360 1168168 12.72 903904 2163708 164 01:30:39 4725476 7066944 692184 8.51 105336 2389836 1168248 12.72 903308 2164336 124 Average: 5297884 7262803 513559 6.31 88528 2044712 978560 10.66 713067 1817539 1165 00:00:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:39 ens3 0.18 0.06 0.06 0.03 0.00 0.00 0.00 0.00 00:20:39 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:39 ens3 0.14 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.50 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:39 lo 1.28 1.28 0.10 0.10 0.00 0.00 0.00 0.00 00:40:39 ens3 76.17 62.25 633.41 12.89 0.00 0.00 0.00 0.00 00:50:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:40 ens3 21.61 17.88 305.93 1.30 0.00 0.00 0.00 0.00 01:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:29 ens3 72.91 70.32 1221.43 4.62 0.00 0.00 0.00 0.00 01:10:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:40 ens3 30.23 28.87 498.76 1.95 0.00 0.00 0.00 0.00 01:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 28.09 26.62 462.91 1.81 0.00 0.00 0.00 0.00 01:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:39 ens3 13.41 12.84 254.74 0.89 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 27.30 24.54 376.51 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6468) 04/23/26 _x86_64_ (2 CPU) 00:00:39 CPU %user %nice %system %iowait %steal %idle 00:10:39 all 0.22 0.00 0.09 0.01 0.03 99.65 00:10:39 0 0.39 0.00 0.07 0.01 0.02 99.52 00:10:39 1 0.05 0.00 0.11 0.02 0.04 99.78 00:20:39 all 0.66 0.00 0.21 0.09 0.02 99.02 00:20:39 0 0.53 0.00 0.23 0.05 0.03 99.16 00:20:39 1 0.80 0.00 0.18 0.13 0.02 98.87 00:30:09 all 0.25 0.00 0.15 0.01 0.03 99.57 00:30:09 0 0.11 0.00 0.15 0.01 0.02 99.71 00:30:09 1 0.39 0.00 0.16 0.01 0.03 99.42 00:40:39 all 10.59 0.00 1.68 0.61 0.04 87.08 00:40:39 0 10.26 0.00 1.75 0.54 0.05 87.41 00:40:39 1 10.92 0.00 1.60 0.68 0.04 86.76 00:50:40 all 0.54 0.00 0.22 0.01 0.06 99.17 00:50:40 0 0.57 0.00 0.24 0.01 0.06 99.11 00:50:40 1 0.50 0.00 0.20 0.02 0.06 99.23 01:00:29 all 1.00 0.00 0.64 0.01 0.06 98.29 01:00:29 0 1.20 0.00 0.78 0.01 0.07 97.94 01:00:29 1 0.81 0.00 0.49 0.01 0.05 98.64 01:10:40 all 0.85 0.00 0.28 0.16 0.06 98.66 01:10:40 0 0.96 0.00 0.35 0.24 0.06 98.38 01:10:40 1 0.75 0.00 0.20 0.07 0.05 98.93 01:20:19 all 0.74 0.00 0.24 0.02 0.06 98.94 01:20:19 0 0.77 0.00 0.22 0.02 0.06 98.94 01:20:19 1 0.71 0.00 0.25 0.02 0.06 98.95 01:30:39 all 0.54 0.00 0.30 0.01 0.06 99.10 01:30:39 0 0.51 0.00 0.32 0.01 0.08 99.09 01:30:39 1 0.57 0.00 0.27 0.00 0.04 99.10 Average: all 1.77 0.00 0.43 0.11 0.05 97.65 Average: 0 1.75 0.00 0.46 0.10 0.05 97.63 Average: 1 1.78 0.00 0.39 0.11 0.04 97.67