---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19508 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 8.3G 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 803 4773 4 2667 7137 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:a4:10:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78828sec preferred_lft 78828sec inet6 fe80::f816:3eff:fea4:109c/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-19508) 05/24/26 _x86_64_ (2 CPU) 01:48:27 LINUX RESTART (2 CPU) 01:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:16 1.54 0.02 1.50 0.01 1.24 18.34 435.24 02:10:16 1.31 0.01 1.29 0.01 0.05 15.54 0.84 02:20:08 15.73 13.71 1.95 0.07 152.62 43.41 7.44 02:30:16 13.98 0.00 1.52 12.45 0.14 18.35 107759.99 02:40:17 1.89 0.26 1.61 0.03 32.00 75.06 1.28 02:50:17 3.02 1.34 1.64 0.03 97.99 121.07 1.56 03:00:17 21.84 1.68 17.88 2.28 130.14 3334.67 600.23 03:10:18 1.34 0.00 1.34 0.00 0.00 16.30 0.00 03:20:18 1.32 0.00 1.32 0.00 0.00 16.88 0.00 03:30:08 1.83 0.00 1.79 0.04 0.00 356.21 1.53 03:40:19 1.60 0.00 1.58 0.02 0.00 210.52 0.89 03:50:19 1.52 0.00 1.49 0.03 0.00 18.98 1.19 Average: 5.57 1.40 2.91 1.26 34.35 353.46 9180.19 01:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:16 6282512 7533592 287064 3.53 30736 1425968 520656 5.67 446072 1187476 144 02:10:16 6281056 7532680 287972 3.54 30940 1426300 520660 5.67 446156 1188016 124 02:20:08 6210424 7519032 292544 3.60 34976 1470924 520868 5.67 446784 1236068 172 02:30:16 6214996 7524228 287276 3.53 35204 1471300 520868 5.67 446968 1236644 192 02:40:17 6179232 7515776 295312 3.63 35604 1497848 520868 5.67 456344 1254388 236 02:50:17 5940488 7379580 425376 5.23 43464 1587260 624920 6.81 577848 1338500 42368 03:00:17 4881772 7135212 623488 7.67 90516 2315256 831916 9.06 797988 2081028 268 03:10:18 4975592 7229540 529204 6.51 90636 2315648 754548 8.22 720760 2081544 124 03:20:18 4907568 7162228 596544 7.34 90792 2316212 780464 8.50 730560 2082256 172 03:30:08 4791856 7147168 610548 7.51 90936 2415788 895736 9.76 846232 2181856 164 03:40:19 4420820 6836084 920460 11.32 91108 2474744 1076020 11.72 976752 2240980 120 03:50:19 4604284 7020208 736436 9.06 91304 2475200 977912 10.65 928016 2241628 304 Average: 5474217 7294611 491019 6.04 63018 1932704 712120 7.76 651707 1695865 3699 01:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 1.58 0.07 0.21 0.03 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 0.68 0.03 0.95 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.43 0.04 0.08 0.01 0.00 0.00 0.00 0.00 02:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 0.35 0.03 0.08 0.01 0.00 0.00 0.00 0.00 02:40:17 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.64 0.23 3.19 0.05 0.00 0.00 0.00 0.00 02:50:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:17 ens3 19.96 10.76 54.04 4.25 0.00 0.00 0.00 0.00 03:00:17 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:00:17 ens3 63.09 51.59 656.32 8.34 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 24.96 23.41 382.19 1.55 0.00 0.00 0.00 0.00 03:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:18 ens3 79.55 74.68 1214.37 4.89 0.00 0.00 0.00 0.00 03:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:08 ens3 24.70 22.56 381.81 1.55 0.00 0.00 0.00 0.00 03:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:19 ens3 31.89 29.43 491.51 1.97 0.00 0.00 0.00 0.00 03:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:19 ens3 13.17 11.98 188.55 0.81 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 21.76 18.75 281.29 1.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19508) 05/24/26 _x86_64_ (2 CPU) 01:48:27 LINUX RESTART (2 CPU) 01:50:15 CPU %user %nice %system %iowait %steal %idle 02:00:16 all 0.24 0.00 0.16 0.02 0.03 99.56 02:00:16 0 0.09 0.00 0.16 0.02 0.02 99.71 02:00:16 1 0.38 0.00 0.16 0.02 0.03 99.41 02:10:16 all 0.27 0.00 0.07 0.01 0.03 99.62 02:10:16 0 0.27 0.00 0.08 0.01 0.03 99.61 02:10:16 1 0.26 0.00 0.07 0.01 0.03 99.63 02:20:08 all 0.20 0.17 0.14 0.13 0.03 99.32 02:20:08 0 0.06 0.34 0.21 0.22 0.03 99.14 02:20:08 1 0.35 0.00 0.08 0.03 0.03 99.50 02:30:16 all 0.26 0.00 0.17 0.03 0.03 99.51 02:30:16 0 0.07 0.00 0.18 0.05 0.04 99.66 02:30:16 1 0.46 0.00 0.16 0.00 0.03 99.35 02:40:17 all 0.36 0.00 0.10 0.02 0.03 99.49 02:40:17 0 0.27 0.00 0.09 0.02 0.03 99.59 02:40:17 1 0.45 0.00 0.11 0.01 0.03 99.39 02:50:17 all 1.17 0.00 0.24 0.04 0.03 98.51 02:50:17 0 1.44 0.00 0.25 0.05 0.04 98.23 02:50:17 1 0.91 0.00 0.23 0.03 0.03 98.80 03:00:17 all 10.90 0.00 1.76 0.54 0.07 86.73 03:00:17 0 12.47 0.00 1.99 0.36 0.07 85.10 03:00:17 1 9.34 0.00 1.53 0.71 0.07 88.36 03:10:18 all 0.56 0.00 0.23 0.01 0.07 99.14 03:10:18 0 0.65 0.00 0.32 0.01 0.07 98.94 03:10:18 1 0.46 0.00 0.14 0.00 0.06 99.34 03:20:18 all 1.02 0.00 0.57 0.01 0.07 98.33 03:20:18 0 1.07 0.00 0.76 0.01 0.09 98.07 03:20:18 1 0.97 0.00 0.39 0.01 0.04 98.59 03:30:08 all 0.73 0.00 0.28 0.03 0.07 98.88 03:30:08 0 0.55 0.00 0.18 0.02 0.05 99.20 03:30:08 1 0.92 0.00 0.37 0.04 0.10 98.57 03:40:19 all 0.77 0.00 0.27 0.02 0.07 98.87 03:40:19 0 0.95 0.00 0.40 0.03 0.09 98.52 03:40:19 1 0.58 0.00 0.14 0.02 0.05 99.22 03:40:19 CPU %user %nice %system %iowait %steal %idle 03:50:19 all 0.46 0.00 0.19 0.01 0.07 99.27 03:50:19 0 0.44 0.00 0.28 0.00 0.09 99.19 03:50:19 1 0.49 0.00 0.11 0.01 0.04 99.35 Average: all 1.41 0.01 0.35 0.07 0.05 98.10 Average: 0 1.53 0.03 0.41 0.07 0.06 97.92 Average: 1 1.30 0.00 0.29 0.07 0.04 98.29