---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54111 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 741 5220 4 2269 7200 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:a9:92:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80866sec preferred_lft 80866sec inet6 fe80::f816:3eff:fea9:928e/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-54111) 03/30/26 _x86_64_ (2 CPU) 00:41:08 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:16 1.61 0.01 1.59 0.02 0.05 18.97 851.12 01:10:01 1.45 0.03 1.41 0.02 2.20 16.46 1.27 01:20:01 1.93 0.32 1.58 0.03 39.02 72.41 1.28 01:30:16 1.67 0.00 1.63 0.04 1.03 20.01 1.67 01:40:01 1.32 0.00 1.30 0.02 0.00 15.37 1.11 01:50:01 36.63 3.03 18.84 14.76 226.30 3033.07 109883.50 02:00:16 2.08 0.00 2.02 0.05 0.47 160.26 308.58 02:10:01 1.57 0.00 1.55 0.01 0.36 97.60 0.30 Average: 6.04 0.42 3.74 1.87 33.68 429.57 13887.43 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:16 6305208 7556292 264244 3.25 30728 1425984 528836 5.76 444600 1187376 128 01:10:01 6283056 7535308 285220 3.51 30952 1426920 528900 5.76 445244 1187980 124 01:20:01 6249144 7530080 289732 3.56 31340 1454816 726332 7.91 462748 1205200 240 01:30:16 6255984 7537840 282064 3.47 31560 1455492 529104 5.76 457160 1205784 128 01:40:01 6257300 7539784 280120 3.44 31764 1455912 529296 5.77 457632 1206280 124 01:50:01 5354808 7466820 304600 3.75 85052 2190972 561528 6.12 547892 1949484 25796 02:00:16 5280092 7403724 367776 4.52 85236 2202508 656720 7.15 600480 1961196 304 02:10:01 5258456 7405044 366464 4.51 85420 2225272 651712 7.10 604176 1984048 312 Average: 5905506 7496862 305028 3.75 51506 1729734 589054 6.42 502492 1485918 3394 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:16 ens3 0.68 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.00 0.08 10.48 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.83 0.26 3.16 0.07 0.00 0.00 0.00 0.00 01:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:16 ens3 0.31 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.54 0.25 0.12 0.70 0.00 0.00 0.00 0.00 01:50:01 lo 1.36 1.36 0.09 0.09 0.00 0.00 0.00 0.00 01:50:01 ens3 60.96 40.87 297.43 10.71 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 35.21 28.97 7.90 3.88 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 39.47 38.85 9.84 5.90 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.36 13.64 41.11 2.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54111) 03/30/26 _x86_64_ (2 CPU) 00:41:08 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:16 all 0.31 0.00 0.16 0.02 0.03 99.48 01:00:16 0 0.10 0.00 0.17 0.01 0.04 99.68 01:00:16 1 0.51 0.00 0.16 0.02 0.03 99.28 01:10:01 all 0.27 0.00 0.08 0.01 0.03 99.61 01:10:01 0 0.09 0.00 0.08 0.01 0.03 99.78 01:10:01 1 0.44 0.00 0.08 0.01 0.03 99.43 01:20:01 all 0.37 0.00 0.11 0.03 0.04 99.46 01:20:01 0 0.18 0.00 0.13 0.02 0.05 99.63 01:20:01 1 0.56 0.00 0.09 0.04 0.03 99.28 01:30:16 all 0.27 0.00 0.17 0.01 0.04 99.51 01:30:16 0 0.18 0.00 0.17 0.00 0.04 99.60 01:30:16 1 0.36 0.00 0.16 0.02 0.04 99.41 01:40:01 all 0.28 0.00 0.07 0.23 0.03 99.39 01:40:01 0 0.23 0.00 0.06 0.04 0.03 99.64 01:40:01 1 0.33 0.00 0.08 0.42 0.03 99.14 01:50:01 all 11.07 0.00 1.73 1.60 0.05 85.55 01:50:01 0 9.72 0.00 1.57 1.30 0.05 87.36 01:50:01 1 12.42 0.00 1.88 1.91 0.05 83.74 02:00:16 all 5.69 0.00 0.58 0.05 0.07 93.61 02:00:16 0 3.56 0.00 0.49 0.09 0.07 95.80 02:00:16 1 7.85 0.00 0.67 0.02 0.07 91.39 02:10:01 all 8.42 0.00 0.61 0.01 0.06 90.90 02:10:01 0 6.80 0.00 0.53 0.01 0.06 92.59 02:10:01 1 10.05 0.00 0.69 0.01 0.07 89.19 Average: all 3.32 0.00 0.44 0.25 0.04 95.96 Average: 0 2.59 0.00 0.40 0.19 0.04 96.78 Average: 1 4.04 0.00 0.48 0.31 0.04 95.13