---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10786 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 714 26485 4 4892 30910 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2e:f8:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84602sec preferred_lft 84602sec inet6 fe80::f816:3eff:fe2e:f8f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:a1:d0:ce:b1:a3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10786) 12/05/25 _x86_64_ (8 CPU) 17:25:29 LINUX RESTART (8 CPU) 17:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:05 5.79 0.43 4.98 0.38 403.09 635.23 13807.67 17:50:03 45.61 3.43 41.32 0.87 213.06 4404.30 2098.65 Average: 25.61 1.92 23.07 0.62 308.50 2511.22 7979.71 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:05 29980776 31870908 510140 1.55 64744 2160740 1505052 4.44 328996 2251896 180 17:50:03 27075060 30227648 2085376 6.35 155456 3251824 2405928 7.09 621156 4756756 55200 Average: 28527918 31049278 1297758 3.95 110100 2706282 1955490 5.77 475076 3504326 27690 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:05 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 17:40:05 ens3 14.16 9.29 213.71 0.70 0.00 0.00 0.00 0.00 17:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:03 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 17:50:03 ens3 97.47 72.53 678.89 16.21 0.00 0.00 0.00 0.00 17:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 55.63 40.77 445.25 8.42 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10786) 12/05/25 _x86_64_ (8 CPU) 17:25:29 LINUX RESTART (8 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:40:05 all 0.25 0.00 0.06 0.10 0.01 99.58 17:40:05 0 0.17 0.00 0.06 0.04 0.01 99.72 17:40:05 1 0.27 0.00 0.09 0.12 0.03 99.50 17:40:05 2 0.14 0.00 0.07 0.40 0.01 99.38 17:40:05 3 0.61 0.00 0.05 0.02 0.01 99.32 17:40:05 4 0.34 0.00 0.08 0.05 0.01 99.52 17:40:05 5 0.15 0.00 0.06 0.03 0.00 99.75 17:40:05 6 0.17 0.00 0.05 0.07 0.01 99.71 17:40:05 7 0.15 0.00 0.06 0.03 0.00 99.74 17:50:03 all 13.14 0.00 0.56 0.16 0.03 86.11 17:50:03 0 11.85 0.00 0.59 0.10 0.04 87.42 17:50:03 1 16.56 0.00 0.85 0.09 0.03 82.47 17:50:03 2 12.05 0.00 0.42 0.42 0.05 87.07 17:50:03 3 14.16 0.00 0.39 0.05 0.04 85.36 17:50:03 4 9.30 0.00 0.41 0.02 0.03 90.25 17:50:03 5 13.35 0.00 0.61 0.43 0.03 85.58 17:50:03 6 12.80 0.00 0.59 0.13 0.03 86.45 17:50:03 7 15.06 0.00 0.61 0.02 0.03 84.28 Average: all 6.66 0.00 0.31 0.13 0.02 92.88 Average: 0 5.98 0.00 0.33 0.07 0.02 93.59 Average: 1 8.38 0.00 0.47 0.10 0.03 91.03 Average: 2 6.06 0.00 0.24 0.41 0.03 93.26 Average: 3 7.34 0.00 0.22 0.03 0.02 92.38 Average: 4 4.80 0.00 0.24 0.03 0.02 94.91 Average: 5 6.71 0.00 0.33 0.23 0.02 92.70 Average: 6 6.46 0.00 0.32 0.10 0.02 93.11 Average: 7 7.57 0.00 0.34 0.03 0.02 92.05