---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12464 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 7.9G 30G 21% / 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 752 5293 4 2184 7189 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:60:a9:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80263sec preferred_lft 80263sec inet6 fe80::f816:3eff:fe60:a9f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12464) 05/10/26 _x86_64_ (2 CPU) 01:44:42 LINUX RESTART (2 CPU) 01:50:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:28 1.44 0.01 1.41 0.02 0.05 17.51 654.07 02:10:28 1.21 0.00 1.20 0.02 0.00 14.61 1.20 02:20:28 1.24 0.00 1.22 0.02 0.01 14.84 1.20 02:30:18 14.87 0.26 1.81 12.80 32.72 77.71 111422.11 02:40:28 1.39 0.00 1.37 0.02 0.00 16.03 1.18 02:50:08 2.41 0.91 1.48 0.02 55.75 98.04 0.95 03:00:28 22.73 2.07 18.49 2.17 168.54 2999.57 575.08 03:10:18 1.18 0.00 1.18 0.00 0.00 14.52 0.00 03:20:28 1.49 0.00 1.48 0.01 0.00 18.35 0.13 Average: 5.38 0.36 3.36 1.66 28.92 374.10 12313.11 01:50:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:28 6283524 7534800 285752 3.51 30700 1426200 528884 5.76 445104 1187448 232 02:10:28 6283524 7535320 285232 3.51 30884 1426532 528840 5.76 445216 1187964 132 02:20:28 6283052 7535396 285148 3.51 31104 1426856 529088 5.76 445272 1188508 132 02:30:18 6261192 7540620 279352 3.43 31496 1453156 529028 5.76 454536 1206096 184 02:40:28 6260940 7541040 278928 3.43 31704 1453612 529092 5.76 454984 1206632 128 02:50:08 6154700 7491312 325364 4.00 37328 1501680 568516 6.19 520808 1251844 10940 03:00:28 5297280 7419304 352292 4.33 85232 2200700 624924 6.81 585384 1961692 136 03:10:18 5304272 7426764 344860 4.24 85352 2201048 625012 6.81 585520 1962160 280 03:20:28 5303212 7426220 345400 4.25 85524 2201392 625008 6.81 585644 1962676 16 Average: 5936855 7494531 309148 3.80 49925 1699020 565377 6.16 502496 1457224 1353 01:50:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:28 ens3 1.15 0.07 0.14 0.03 0.00 0.00 0.00 0.00 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 0.40 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:28 ens3 0.87 0.03 10.82 0.01 0.00 0.00 0.00 0.00 02:30:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:18 ens3 0.72 0.23 3.94 0.03 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 0.38 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:50:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 20.73 11.03 52.45 4.65 0.00 0.00 0.00 0.00 03:00:28 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:00:28 ens3 44.82 30.58 244.02 6.54 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 1.29 0.22 0.15 0.03 0.00 0.00 0.00 0.00 03:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:28 ens3 1.60 0.26 8.59 0.03 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 8.09 4.80 36.30 1.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12464) 05/10/26 _x86_64_ (2 CPU) 01:44:42 LINUX RESTART (2 CPU) 01:50:28 CPU %user %nice %system %iowait %steal %idle 02:00:28 all 0.28 0.00 0.16 0.04 0.03 99.49 02:00:28 0 0.33 0.00 0.16 0.03 0.03 99.46 02:00:28 1 0.24 0.00 0.16 0.04 0.03 99.53 02:10:28 all 0.24 0.00 0.07 0.05 0.02 99.62 02:10:28 0 0.05 0.00 0.08 0.01 0.02 99.84 02:10:28 1 0.44 0.00 0.07 0.09 0.02 99.39 02:20:28 all 0.27 0.00 0.07 0.06 0.02 99.58 02:20:28 0 0.12 0.00 0.08 0.05 0.03 99.72 02:20:28 1 0.43 0.00 0.06 0.07 0.02 99.43 02:30:18 all 0.39 0.00 0.21 0.31 0.03 99.07 02:30:18 0 0.19 0.00 0.20 0.51 0.03 99.07 02:30:18 1 0.59 0.00 0.21 0.11 0.02 99.06 02:40:28 all 0.27 0.00 0.08 0.07 0.02 99.56 02:40:28 0 0.25 0.00 0.07 0.07 0.02 99.59 02:40:28 1 0.29 0.00 0.09 0.06 0.02 99.54 02:50:08 all 0.80 0.00 0.21 0.05 0.02 98.92 02:50:08 0 0.87 0.00 0.19 0.05 0.02 98.87 02:50:08 1 0.73 0.00 0.23 0.05 0.03 98.97 03:00:28 all 10.14 0.00 1.62 2.10 0.06 86.09 03:00:28 0 7.25 0.00 1.38 2.37 0.05 88.95 03:00:28 1 13.02 0.00 1.87 1.82 0.06 83.24 03:10:18 all 0.40 0.00 0.14 0.05 0.04 99.37 03:10:18 0 0.36 0.00 0.15 0.08 0.04 99.37 03:10:18 1 0.45 0.00 0.13 0.01 0.03 99.37 03:20:28 all 0.40 0.00 0.14 0.04 0.04 99.39 03:20:28 0 0.30 0.00 0.17 0.03 0.05 99.44 03:20:28 1 0.49 0.00 0.11 0.04 0.03 99.34 Average: all 1.50 0.00 0.30 0.31 0.03 97.85 Average: 0 1.10 0.00 0.28 0.36 0.03 98.22 Average: 1 1.90 0.00 0.33 0.26 0.03 97.49