---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1381 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 8.2G 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 763 4972 4 2497 7178 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:1e:5b:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79044sec preferred_lft 79044sec inet6 fe80::f816:3eff:fe1e:5b56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1381) 04/09/26 _x86_64_ (2 CPU) 01:47:24 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:09 1.62 0.02 1.58 0.01 1.24 19.43 653.70 02:10:09 1.83 0.33 1.48 0.03 40.11 72.56 1.11 02:20:09 1.26 0.00 1.25 0.01 0.01 15.09 0.96 02:30:10 1.41 0.00 1.40 0.01 0.00 17.23 435.12 02:40:10 1.18 0.00 1.18 0.00 0.00 14.40 0.00 02:50:11 2.36 1.00 1.35 0.00 76.93 94.29 0.07 03:00:12 21.78 2.02 17.53 2.23 151.06 3048.16 514.34 03:10:12 1.25 0.00 1.25 0.00 0.00 15.76 0.00 03:20:12 1.51 0.00 1.49 0.02 0.00 165.49 0.75 03:30:13 1.62 0.00 1.58 0.04 0.00 319.92 1.33 03:40:12 1.31 0.00 1.29 0.02 0.00 58.20 0.76 Average: 3.38 0.31 2.85 0.22 24.50 349.19 146.20 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:09 6300384 7547772 272436 3.35 30580 1422700 512588 5.58 437948 1183260 124 02:10:09 6253616 7530096 289560 3.56 30984 1451016 523356 5.70 462292 1200608 180 02:20:09 6253112 7530124 289568 3.56 31180 1451344 523352 5.70 462316 1201132 124 02:30:10 6257672 7535220 284444 3.50 31368 1451668 523568 5.70 462424 1201644 132 02:40:10 6254900 7533084 286608 3.52 31536 1452128 523568 5.70 462820 1202144 192 02:50:11 6107604 7452652 363464 4.47 37144 1510468 593320 6.46 553132 1255596 14100 03:00:12 5126296 7236616 534816 6.58 85084 2189620 763648 8.32 737044 1947628 136 03:10:12 5111352 7222232 549224 6.75 85224 2190040 770312 8.39 742964 1948188 192 03:20:12 5080036 7235908 535360 6.58 85392 2234704 799860 8.71 756432 1993020 160 03:30:13 4922324 7170384 599320 7.37 85568 2325464 866772 9.44 822956 2083940 224 03:40:12 4878808 7140284 629224 7.74 85732 2338524 871400 9.49 828288 2097048 196 Average: 5686009 7375852 421275 5.18 56345 1819789 661068 7.20 611692 1574019 1433 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 0.74 0.07 0.10 0.03 0.00 0.00 0.00 0.00 02:10:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.60 0.20 3.07 0.03 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.85 0.03 5.68 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.26 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 0.28 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:50:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:11 ens3 17.24 8.36 50.72 4.21 0.00 0.00 0.00 0.00 03:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 67.74 52.59 622.88 8.35 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 30.53 28.93 532.72 1.91 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 73.09 68.73 1189.07 4.52 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 23.59 21.92 384.92 1.51 0.00 0.00 0.00 0.00 03:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:12 ens3 20.35 19.17 327.54 1.30 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.39 18.19 283.27 1.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1381) 04/09/26 _x86_64_ (2 CPU) 01:47:24 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:09 all 0.31 0.00 0.19 0.01 0.04 99.45 02:00:09 0 0.52 0.00 0.19 0.02 0.03 99.24 02:00:09 1 0.10 0.00 0.20 0.01 0.04 99.65 02:10:09 all 0.38 0.00 0.12 0.02 0.04 99.44 02:10:09 0 0.19 0.00 0.12 0.03 0.04 99.64 02:10:09 1 0.57 0.00 0.12 0.02 0.04 99.25 02:20:09 all 0.22 0.00 0.07 0.09 0.04 99.58 02:20:09 0 0.40 0.00 0.06 0.13 0.03 99.38 02:20:09 1 0.05 0.00 0.08 0.04 0.04 99.79 02:30:10 all 0.25 0.00 0.17 0.03 0.03 99.52 02:30:10 0 0.27 0.00 0.16 0.04 0.03 99.51 02:30:10 1 0.23 0.00 0.18 0.03 0.03 99.53 02:40:10 all 0.24 0.00 0.08 0.02 0.03 99.63 02:40:10 0 0.05 0.00 0.08 0.01 0.04 99.82 02:40:10 1 0.43 0.00 0.08 0.03 0.03 99.44 02:50:11 all 0.84 0.00 0.21 0.04 0.03 98.88 02:50:11 0 1.05 0.00 0.17 0.03 0.03 98.73 02:50:11 1 0.64 0.00 0.25 0.05 0.03 99.04 03:00:12 all 10.79 0.00 1.79 0.55 0.06 86.80 03:00:12 0 9.95 0.00 1.74 0.62 0.06 87.62 03:00:12 1 11.63 0.00 1.84 0.48 0.07 85.98 03:10:12 all 0.71 0.00 0.29 0.04 0.06 98.91 03:10:12 0 0.70 0.00 0.21 0.06 0.04 98.99 03:10:12 1 0.71 0.00 0.37 0.02 0.07 98.83 03:20:12 all 1.16 0.00 0.60 0.01 0.06 98.16 03:20:12 0 0.92 0.00 0.36 0.01 0.07 98.65 03:20:12 1 1.41 0.00 0.85 0.02 0.06 97.67 03:30:13 all 0.82 0.00 0.29 0.01 0.07 98.81 03:30:13 0 0.81 0.00 0.32 0.01 0.08 98.78 03:30:13 1 0.83 0.00 0.26 0.01 0.06 98.84 03:40:12 all 0.57 0.00 0.24 0.01 0.07 99.11 03:40:12 0 0.51 0.00 0.26 0.01 0.07 99.15 03:40:12 1 0.62 0.00 0.22 0.01 0.07 99.07 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.48 0.00 0.37 0.08 0.05 98.03 Average: 0 1.39 0.00 0.33 0.09 0.05 98.14 Average: 1 1.56 0.00 0.40 0.06 0.05 97.92