---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-14244 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 8.1G 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 775 4988 4 2468 7166 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:39:38:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78866sec preferred_lft 78866sec inet6 fe80::f816:3eff:fe39:382b/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-14244) 05/14/26 _x86_64_ (2 CPU) 01:57:25 LINUX RESTART (2 CPU) 02:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:11 1.43 0.03 1.41 0.00 1.24 17.30 0.12 02:20:01 1.39 0.01 1.38 0.00 0.07 16.76 0.12 02:30:12 1.50 0.00 1.49 0.01 0.00 18.23 428.28 02:40:11 1.90 0.25 1.64 0.01 30.98 74.84 0.17 02:50:01 1.39 0.01 1.39 0.00 1.07 16.51 0.05 03:00:13 1.55 0.00 1.53 0.01 0.00 19.02 426.86 03:10:14 22.10 3.02 16.84 2.24 228.02 3142.91 513.24 03:20:01 15.04 0.00 1.34 13.70 0.15 16.77 108973.49 03:30:07 1.42 0.00 1.39 0.03 0.00 19.18 1.47 03:40:14 1.50 0.00 1.46 0.04 0.00 311.96 4.60 03:50:14 1.62 0.00 1.57 0.04 0.00 161.13 4.37 04:00:14 1.38 0.00 1.33 0.05 0.00 18.61 4.40 Average: 4.33 0.28 2.73 1.32 21.79 319.65 9011.39 02:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:11 6284240 7530960 289392 3.56 30584 1421812 533888 5.82 443032 1183164 212 02:20:01 6284000 7531252 289168 3.56 30768 1422144 533968 5.82 442948 1183684 240 02:30:12 6282780 7530556 289840 3.56 30948 1422476 533972 5.82 443144 1184196 124 02:40:11 6250956 7525364 294576 3.62 31288 1448420 728520 7.94 457648 1201708 176 02:50:01 6258768 7533992 286008 3.52 31440 1449064 534112 5.82 452576 1202200 124 03:00:13 6253764 7529672 290228 3.57 31640 1449520 534224 5.82 452916 1202728 124 03:10:14 5070000 7188416 583080 7.17 84940 2197436 840188 9.15 797596 1958388 176 03:20:01 5017072 7136104 635340 7.81 85092 2197892 805268 8.77 762688 1958968 320 03:30:07 5104664 7235200 536104 6.59 85280 2209212 816284 8.89 757792 1970476 11024 03:40:14 4946064 7161212 609116 7.49 85496 2292740 892360 9.72 833316 2054212 4732 03:50:14 4851984 7106332 663308 8.16 85740 2331144 928252 10.11 870276 2092740 172 04:00:14 4816772 7071716 697924 8.58 85896 2331576 957260 10.43 898680 2093328 280 Average: 5618422 7340065 455340 5.60 58259 1847786 719858 7.84 634384 1607149 1475 02:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.78 0.06 0.08 0.02 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.38 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 0.25 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 0.55 0.21 3.16 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.27 0.07 0.07 0.03 0.00 0.00 0.00 0.00 03:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:13 ens3 0.35 0.10 0.12 0.07 0.00 0.00 0.00 0.00 03:10:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:14 ens3 89.66 69.82 708.16 13.22 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 31.79 28.31 468.76 1.87 0.00 0.00 0.00 0.00 03:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:07 ens3 74.62 70.68 1187.29 4.67 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 37.29 29.11 375.94 1.96 0.00 0.00 0.00 0.00 03:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:14 ens3 39.96 27.73 443.55 1.84 0.00 0.00 0.00 0.00 04:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:14 ens3 12.02 10.97 193.33 0.76 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.03 19.79 282.11 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14244) 05/14/26 _x86_64_ (2 CPU) 01:57:25 LINUX RESTART (2 CPU) 02:00:11 CPU %user %nice %system %iowait %steal %idle 02:10:11 all 0.25 0.00 0.08 0.01 0.04 99.62 02:10:11 0 0.19 0.00 0.08 0.02 0.04 99.67 02:10:11 1 0.31 0.00 0.08 0.01 0.04 99.57 02:20:01 all 0.27 0.00 0.07 0.02 0.04 99.60 02:20:01 0 0.39 0.00 0.07 0.03 0.03 99.48 02:20:01 1 0.14 0.00 0.08 0.01 0.04 99.73 02:30:12 all 0.28 0.00 0.15 0.01 0.03 99.53 02:30:12 0 0.50 0.00 0.13 0.01 0.02 99.33 02:30:12 1 0.07 0.00 0.16 0.00 0.04 99.73 02:40:11 all 0.33 0.00 0.10 0.02 0.03 99.52 02:40:11 0 0.44 0.00 0.09 0.03 0.02 99.42 02:40:11 1 0.21 0.00 0.12 0.01 0.04 99.62 02:50:01 all 0.28 0.00 0.08 0.01 0.03 99.60 02:50:01 0 0.50 0.00 0.06 0.02 0.03 99.40 02:50:01 1 0.06 0.00 0.10 0.00 0.04 99.80 03:00:13 all 0.30 0.00 0.14 0.01 0.03 99.52 03:00:13 0 0.44 0.00 0.12 0.01 0.03 99.40 03:00:13 1 0.15 0.00 0.17 0.01 0.03 99.64 03:10:14 all 10.96 0.00 1.77 0.48 0.08 86.71 03:10:14 0 10.07 0.00 1.79 0.54 0.09 87.52 03:10:14 1 11.86 0.00 1.75 0.43 0.06 85.90 03:20:01 all 0.56 0.00 0.27 0.03 0.08 99.06 03:20:01 0 0.48 0.00 0.24 0.05 0.08 99.16 03:20:01 1 0.65 0.00 0.30 0.01 0.08 98.96 03:30:07 all 1.03 0.00 0.64 0.01 0.08 98.24 03:30:07 0 1.09 0.00 0.68 0.01 0.08 98.15 03:30:07 1 0.96 0.00 0.61 0.01 0.09 98.33 03:40:14 all 0.74 0.00 0.22 0.01 0.08 98.95 03:40:14 0 0.71 0.00 0.19 0.01 0.09 99.00 03:40:14 1 0.77 0.00 0.24 0.02 0.08 98.90 03:50:14 all 0.70 0.00 0.26 0.01 0.08 98.94 03:50:14 0 0.85 0.00 0.30 0.01 0.08 98.77 03:50:14 1 0.56 0.00 0.23 0.02 0.08 99.12 03:50:14 CPU %user %nice %system %iowait %steal %idle 04:00:14 all 0.50 0.00 0.26 0.04 0.07 99.12 04:00:14 0 0.55 0.00 0.33 0.01 0.09 99.03 04:00:14 1 0.46 0.00 0.19 0.07 0.06 99.22 Average: all 1.35 0.00 0.34 0.05 0.06 98.20 Average: 0 1.35 0.00 0.34 0.06 0.06 98.20 Average: 1 1.35 0.00 0.34 0.05 0.06 98.21