---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4717 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 8.0G 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 781 5183 4 2266 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:61:22:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80820sec preferred_lft 80820sec inet6 fe80::f816:3eff:fe61:2263/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4717) 04/20/26 _x86_64_ (2 CPU) 00:43:32 LINUX RESTART (2 CPU) 00:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 14.39 0.01 1.57 12.80 0.20 19.45 111913.08 01:10:13 1.96 0.31 1.62 0.03 38.22 73.21 1.37 01:20:15 1.43 0.00 1.42 0.01 0.01 16.78 0.48 01:30:01 1.47 0.00 1.46 0.01 0.00 17.89 445.48 01:40:17 1.39 0.00 1.39 0.00 0.00 16.85 0.00 01:50:14 2.84 1.33 1.50 0.01 96.47 97.13 0.09 02:00:18 22.26 1.70 18.35 2.20 131.47 3030.11 880.11 02:10:19 1.38 0.00 1.38 0.00 0.35 68.62 0.01 Average: 5.87 0.42 3.60 1.85 33.44 419.76 13852.53 00:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6303340 7550096 270212 3.32 30620 1421828 528560 5.76 442236 1183236 124 01:10:13 6235952 7511624 308044 3.79 31008 1449988 728220 7.93 459324 1200708 196 01:20:15 6235456 7511672 307996 3.79 31196 1450320 728224 7.93 459760 1201240 132 01:30:01 6258584 7535344 284236 3.50 31384 1450644 731412 7.97 459652 1201752 172 01:40:17 6257856 7535240 284336 3.50 31544 1451104 731604 7.97 460336 1202244 132 01:50:14 6064076 7420228 395108 4.86 38440 1519348 825628 8.99 584044 1264888 19268 02:00:18 5287904 7405920 365328 4.49 85228 2196888 845728 9.21 607736 1956148 420 02:10:19 5270192 7403952 367304 4.52 85372 2212488 847304 9.23 609688 1971788 724 Average: 5989170 7484260 322820 3.97 45599 1644076 745835 8.12 510347 1397750 2646 00:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.84 0.07 0.11 0.04 0.00 0.00 0.00 0.00 01:10:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.72 0.31 3.07 0.06 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.44 0.08 0.11 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 0.50 0.21 0.14 0.60 0.00 0.00 0.00 0.00 01:50:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:14 ens3 20.80 10.13 51.13 4.13 0.00 0.00 0.00 0.00 02:00:18 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:18 ens3 67.65 52.19 251.42 9.14 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 44.50 41.71 9.81 5.56 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 17.00 13.13 39.63 2.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4717) 04/20/26 _x86_64_ (2 CPU) 00:43:32 LINUX RESTART (2 CPU) 00:50:13 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.28 0.00 0.17 0.04 0.03 99.48 01:00:01 0 0.10 0.00 0.16 0.03 0.03 99.68 01:00:01 1 0.47 0.00 0.18 0.05 0.03 99.27 01:10:13 all 0.43 0.00 0.11 0.08 0.03 99.35 01:10:13 0 0.30 0.00 0.12 0.01 0.04 99.53 01:10:13 1 0.55 0.00 0.10 0.16 0.03 99.16 01:20:15 all 0.25 0.00 0.08 0.01 0.03 99.63 01:20:15 0 0.46 0.00 0.06 0.00 0.02 99.45 01:20:15 1 0.05 0.00 0.09 0.01 0.04 99.81 01:30:01 all 0.30 0.00 0.17 0.01 0.03 99.49 01:30:01 0 0.40 0.00 0.17 0.01 0.03 99.40 01:30:01 1 0.20 0.00 0.18 0.01 0.04 99.58 01:40:17 all 0.20 0.00 0.08 0.01 0.03 99.68 01:40:17 0 0.26 0.00 0.07 0.01 0.03 99.63 01:40:17 1 0.14 0.00 0.09 0.01 0.04 99.72 01:50:14 all 0.93 0.00 0.21 0.04 0.03 98.80 01:50:14 0 1.03 0.00 0.16 0.01 0.02 98.77 01:50:14 1 0.83 0.00 0.25 0.06 0.04 98.82 02:00:18 all 13.50 0.00 1.82 0.50 0.06 84.12 02:00:18 0 13.10 0.00 1.77 0.59 0.06 84.47 02:00:18 1 13.90 0.00 1.87 0.40 0.07 83.77 02:10:19 all 6.05 0.00 0.55 0.02 0.06 93.33 02:10:19 0 7.37 0.00 0.60 0.02 0.06 91.95 02:10:19 1 4.73 0.00 0.49 0.01 0.06 94.70 Average: all 2.74 0.00 0.40 0.09 0.04 96.74 Average: 0 2.87 0.00 0.39 0.09 0.04 96.62 Average: 1 2.61 0.00 0.41 0.09 0.04 96.86