---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29997 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 765 5194 4 2273 7176 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:68:36:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80857sec preferred_lft 80857sec inet6 fe80::f816:3eff:fe68:36d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29997) 06/24/26 _x86_64_ (2 CPU) 01:58:30 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:14 1.46 0.02 1.43 0.00 1.21 16.71 0.12 02:20:02 1.39 0.01 1.37 0.01 0.07 16.09 0.73 02:30:01 14.13 0.00 1.54 12.58 0.15 18.59 109807.48 02:40:15 1.93 0.25 1.65 0.03 31.29 75.17 1.39 02:50:02 1.33 0.00 1.32 0.02 0.00 15.86 1.12 03:00:02 1.57 0.00 1.54 0.03 0.00 18.63 437.28 03:10:12 1.53 0.00 1.52 0.01 0.00 18.35 0.16 03:20:16 1.44 0.00 1.44 0.00 0.00 16.85 216.40 03:30:02 26.58 3.11 20.22 3.25 234.08 3655.44 2995.96 Average: 5.64 0.37 3.51 1.76 29.12 418.70 12574.48 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:14 6297860 7549304 270996 3.33 30616 1426472 523124 5.70 442200 1187468 148 02:20:02 6298928 7550928 269360 3.31 30828 1426788 523124 5.70 442164 1188008 212 02:30:01 6299564 7552160 268132 3.30 31024 1427164 523260 5.70 442284 1188548 272 02:40:15 6245236 7525192 294720 3.62 31420 1453772 523420 5.70 451680 1206476 132 02:50:02 6258124 7538644 281252 3.46 31644 1454112 523448 5.70 452980 1207032 336 03:00:02 6256268 7537472 282300 3.47 31856 1454568 523448 5.70 453268 1207572 228 03:10:12 6254524 7536280 283456 3.49 32072 1454888 578588 6.30 458828 1208112 132 03:20:16 6259956 7542212 277596 3.41 32236 1455212 523512 5.70 453936 1208604 128 03:30:02 5349668 7371032 405476 4.99 88980 2101128 666264 7.26 647040 1865536 25440 Average: 6168903 7522580 292588 3.60 37853 1517123 545354 5.94 471598 1274151 3003 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 1.84 0.05 0.21 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.39 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.38 0.04 0.68 0.01 0.00 0.00 0.00 0.00 02:40:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 0.71 0.25 3.26 0.07 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.29 0.07 0.07 0.04 0.00 0.00 0.00 0.00 03:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:02 ens3 0.28 0.09 0.10 0.05 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 0.26 0.14 0.04 0.47 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:30:02 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 03:30:02 ens3 129.27 104.42 364.46 34.36 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 14.52 11.41 40.06 3.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29997) 06/24/26 _x86_64_ (2 CPU) 01:58:30 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:14 all 0.27 0.00 0.09 0.01 0.02 99.61 02:10:14 0 0.09 0.00 0.09 0.01 0.02 99.78 02:10:14 1 0.45 0.00 0.09 0.00 0.02 99.43 02:20:02 all 0.23 0.00 0.08 0.01 0.03 99.66 02:20:02 0 0.40 0.00 0.06 0.01 0.02 99.51 02:20:02 1 0.07 0.00 0.09 0.01 0.03 99.81 02:30:01 all 0.28 0.00 0.16 0.03 0.02 99.50 02:30:01 0 0.42 0.00 0.13 0.00 0.02 99.43 02:30:01 1 0.15 0.00 0.19 0.05 0.03 99.58 02:40:15 all 0.40 0.00 0.11 0.02 0.02 99.45 02:40:15 0 0.46 0.00 0.09 0.02 0.02 99.41 02:40:15 1 0.35 0.00 0.12 0.02 0.02 99.48 02:50:02 all 0.28 0.00 0.08 0.01 0.02 99.61 02:50:02 0 0.45 0.00 0.07 0.01 0.02 99.45 02:50:02 1 0.12 0.00 0.09 0.01 0.02 99.77 03:00:02 all 0.27 0.00 0.16 0.01 0.02 99.53 03:00:02 0 0.17 0.00 0.15 0.02 0.03 99.63 03:00:02 1 0.38 0.00 0.17 0.00 0.02 99.43 03:10:12 all 0.25 0.00 0.09 0.01 0.01 99.64 03:10:12 0 0.14 0.00 0.10 0.01 0.01 99.73 03:10:12 1 0.36 0.00 0.08 0.00 0.01 99.54 03:20:16 all 0.26 0.00 0.07 0.01 0.01 99.65 03:20:16 0 0.47 0.00 0.05 0.01 0.01 99.46 03:20:16 1 0.05 0.00 0.09 0.00 0.02 99.84 03:30:02 all 20.64 0.00 2.34 0.64 0.07 76.30 03:30:02 0 19.23 0.00 2.17 0.76 0.07 77.76 03:30:02 1 22.05 0.00 2.51 0.52 0.07 74.84 Average: all 2.49 0.00 0.35 0.08 0.03 97.06 Average: 0 2.37 0.00 0.32 0.09 0.02 97.19 Average: 1 2.60 0.00 0.37 0.07 0.03 96.93