---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26556 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: 5600.00 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 756 5204 4 2273 7185 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:0b:fc:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80921sec preferred_lft 80921sec inet6 fe80::f816:3eff:fe0b:fc9e/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-26556) 06/11/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.53 0.01 1.52 0.01 0.05 18.45 436.19 01:10:25 1.35 0.00 1.33 0.02 0.00 15.80 1.27 01:20:01 1.33 0.00 1.31 0.02 0.01 15.70 1.14 01:30:01 1.47 0.00 1.45 0.02 0.00 17.74 437.15 01:40:06 1.81 0.25 1.53 0.03 31.79 73.94 1.26 01:50:01 1.38 0.00 1.37 0.01 0.00 16.49 0.66 02:00:02 24.51 3.01 19.19 2.30 227.58 3471.72 511.12 02:10:05 1.27 0.00 1.27 0.00 0.00 21.33 0.08 Average: 4.33 0.41 3.62 0.30 32.44 456.18 173.50 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6292332 7539112 281360 3.46 30628 1421860 522012 5.69 449004 1183512 124 01:10:25 6292332 7539680 280784 3.45 30832 1422220 521960 5.69 449144 1184076 132 01:20:01 6291072 7538936 281516 3.46 31040 1422516 522044 5.69 449424 1184580 240 01:30:01 6291220 7539620 280780 3.45 31240 1422840 522044 5.69 449428 1185104 276 01:40:06 6237808 7513384 306584 3.77 31620 1449280 526684 5.74 458756 1202800 200 01:50:01 6245036 7521212 298772 3.67 31804 1449688 522372 5.69 459500 1203312 124 02:00:02 5186032 7391460 375624 4.62 86880 2278676 627480 6.83 597872 2041816 364 02:10:05 5142584 7350064 417052 5.13 87044 2280564 650276 7.08 612304 2043868 484 Average: 5997302 7491684 315309 3.88 45136 1643456 551859 6.01 490679 1403634 243 00:50:01 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 0.63 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:25 ens3 0.39 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.47 0.09 0.13 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 0.30 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.86 0.45 3.20 0.09 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.45 0.22 0.12 0.64 0.00 0.00 0.00 0.00 02:00:02 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:02 ens3 74.52 50.12 332.13 11.74 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 13.79 12.00 106.80 1.08 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 11.43 7.89 55.36 1.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26556) 06/11/26 _x86_64_ (2 CPU) 00:42:08 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.31 0.00 0.16 0.01 0.02 99.50 01:00:01 0 0.11 0.00 0.18 0.01 0.03 99.67 01:00:01 1 0.50 0.00 0.15 0.01 0.02 99.33 01:10:25 all 0.25 0.00 0.08 0.01 0.03 99.63 01:10:25 0 0.06 0.00 0.10 0.01 0.03 99.81 01:10:25 1 0.44 0.00 0.06 0.01 0.03 99.46 01:20:01 all 0.27 0.00 0.07 0.05 0.02 99.59 01:20:01 0 0.08 0.00 0.09 0.02 0.03 99.78 01:20:01 1 0.46 0.00 0.05 0.08 0.02 99.39 01:30:01 all 0.29 0.00 0.16 0.06 0.02 99.47 01:30:01 0 0.31 0.00 0.16 0.02 0.02 99.49 01:30:01 1 0.27 0.00 0.16 0.10 0.03 99.45 01:40:06 all 0.40 0.00 0.11 0.03 0.02 99.44 01:40:06 0 0.20 0.00 0.11 0.04 0.03 99.62 01:40:06 1 0.60 0.00 0.10 0.02 0.02 99.26 01:50:01 all 0.22 0.00 0.07 0.01 0.02 99.67 01:50:01 0 0.14 0.00 0.07 0.00 0.02 99.78 01:50:01 1 0.31 0.00 0.08 0.02 0.02 99.56 02:00:02 all 12.19 0.00 1.83 0.69 0.06 85.23 02:00:02 0 7.89 0.00 1.35 0.43 0.06 90.27 02:00:02 1 16.49 0.00 2.32 0.94 0.06 80.19 02:10:05 all 0.86 0.00 0.21 0.01 0.05 98.87 02:10:05 0 0.93 0.00 0.24 0.02 0.05 98.75 02:10:05 1 0.79 0.00 0.17 0.01 0.04 98.99 Average: all 1.85 0.00 0.34 0.11 0.03 97.68 Average: 0 1.21 0.00 0.29 0.07 0.03 98.40 Average: 1 2.48 0.00 0.39 0.15 0.03 96.96