---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29318 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 736 5230 4 2267 7205 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:52:3e:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80274sec preferred_lft 80274sec inet6 fe80::f816:3eff:fe52:3e0a/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-29318) 06/22/26 _x86_64_ (2 CPU) 01:47:20 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.49 0.02 1.44 0.02 1.24 18.21 872.05 02:10:04 1.26 0.01 1.24 0.02 0.05 15.31 1.21 02:20:08 1.82 0.26 1.53 0.03 31.84 74.30 1.19 02:30:08 14.17 0.00 1.62 12.55 0.15 20.08 109931.57 02:40:04 1.15 0.00 1.15 0.00 0.00 14.11 0.00 02:50:08 1.24 0.00 1.24 0.00 0.00 15.50 0.00 03:00:07 23.86 3.01 18.55 2.31 227.85 3491.26 876.93 03:10:08 1.25 0.00 1.25 0.00 0.00 15.48 0.00 03:20:04 1.18 0.00 1.18 0.00 0.00 14.74 0.00 Average: 5.27 0.37 3.24 1.66 29.01 408.45 12423.32 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6288468 7539188 281480 3.46 30648 1425688 535548 5.83 443216 1187412 180 02:10:04 6295804 7547072 273584 3.36 30864 1426020 535572 5.83 443256 1187960 180 02:20:08 6244208 7522760 297512 3.66 31240 1452564 535712 5.83 452728 1205804 176 02:30:08 6251448 7530604 289492 3.56 31448 1452940 535716 5.83 452896 1206360 164 02:40:04 6259036 7538672 281420 3.46 31588 1453272 535716 5.83 453100 1206832 224 02:50:08 6258784 7539064 281016 3.46 31772 1453736 536368 5.84 456456 1207344 212 03:00:07 5215356 7416544 350700 4.31 87012 2274288 632800 6.89 583512 2037576 176 03:10:08 5221432 7423128 344124 4.23 87164 2274640 632800 6.89 583616 2038088 244 03:20:04 5221300 7423476 343768 4.23 87292 2274992 632936 6.89 583744 2038568 216 Average: 5917315 7497834 304788 3.75 49892 1720904 568130 6.19 494725 1479549 197 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 1.02 0.06 0.11 0.03 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.55 0.06 0.07 0.02 0.00 0.00 0.00 0.00 02:20:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.63 0.21 4.82 0.03 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 0.30 0.05 0.06 0.01 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 0.29 0.08 0.07 0.03 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.48 0.26 0.14 0.45 0.00 0.00 0.00 0.00 03:00:07 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 03:00:07 ens3 69.18 46.45 316.16 11.37 0.00 0.00 0.00 0.00 03:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:08 ens3 0.80 0.14 0.11 0.03 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 0.37 0.15 0.07 0.03 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 8.17 5.27 35.70 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29318) 06/22/26 _x86_64_ (2 CPU) 01:47:20 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.30 0.00 0.18 0.02 0.02 99.48 02:00:07 0 0.23 0.00 0.18 0.02 0.02 99.55 02:00:07 1 0.37 0.00 0.18 0.01 0.02 99.42 02:10:04 all 0.26 0.00 0.08 0.01 0.02 99.65 02:10:04 0 0.44 0.00 0.06 0.01 0.01 99.47 02:10:04 1 0.07 0.00 0.09 0.00 0.02 99.82 02:20:08 all 0.38 0.00 0.11 0.03 0.01 99.48 02:20:08 0 0.27 0.00 0.08 0.01 0.01 99.61 02:20:08 1 0.48 0.00 0.13 0.04 0.02 99.34 02:30:08 all 0.29 0.00 0.19 0.03 0.02 99.48 02:30:08 0 0.17 0.00 0.19 0.05 0.02 99.57 02:30:08 1 0.40 0.00 0.18 0.01 0.02 99.38 02:40:04 all 0.26 0.00 0.08 0.01 0.02 99.64 02:40:04 0 0.14 0.00 0.08 0.01 0.02 99.75 02:40:04 1 0.38 0.00 0.08 0.00 0.02 99.52 02:50:08 all 0.31 0.00 0.07 0.01 0.01 99.60 02:50:08 0 0.49 0.00 0.05 0.01 0.01 99.44 02:50:08 1 0.13 0.00 0.08 0.01 0.02 99.76 03:00:07 all 12.32 0.00 1.87 0.56 0.06 85.19 03:00:07 0 13.73 0.00 1.85 0.67 0.06 83.70 03:00:07 1 10.91 0.00 1.90 0.45 0.06 86.68 03:10:08 all 0.37 0.00 0.14 0.01 0.03 99.45 03:10:08 0 0.41 0.00 0.13 0.01 0.03 99.42 03:10:08 1 0.33 0.00 0.15 0.01 0.03 99.49 03:20:04 all 0.40 0.00 0.13 0.01 0.03 99.44 03:20:04 0 0.45 0.00 0.07 0.00 0.01 99.46 03:20:04 1 0.34 0.00 0.19 0.01 0.05 99.41 Average: all 1.65 0.00 0.32 0.07 0.02 97.94 Average: 0 1.81 0.00 0.30 0.09 0.02 97.78 Average: 1 1.49 0.00 0.33 0.06 0.03 98.09