---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14198 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 683 10363 4 4942 14963 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:61:0e:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84756sec preferred_lft 84756sec inet6 fe80::f816:3eff:fe61:e60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:94:c0:70:9f:5e 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-4c-4g-14198) 12/16/25 _x86_64_ (4 CPU) 09:04:59 LINUX RESTART (4 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:35 17.65 2.70 13.51 1.44 706.30 3412.96 14666.07 09:30:09 34.38 0.63 29.67 4.08 22.60 4534.21 3143.64 Average: 25.60 1.72 21.19 2.70 381.55 3945.53 9193.14 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:35 9707408 13305464 2653116 16.20 139188 3573748 2890416 16.59 813496 5463816 49916 09:30:09 10667108 15366996 583628 3.56 168860 4569120 1103552 6.33 1099716 4114064 100 Average: 10187258 14336230 1618372 9.88 154024 4071434 1996984 11.46 956606 4788940 25008 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:35 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 09:20:35 ens3 98.48 77.40 663.41 20.98 0.00 0.00 0.00 0.00 09:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 1471.36 1471.36 1393.61 1393.61 0.00 0.00 0.00 0.00 09:30:09 ens3 95.76 84.81 414.35 122.68 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 699.59 699.59 662.01 662.01 0.00 0.00 0.00 0.00 Average: ens3 97.19 80.92 545.11 69.29 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-4c-4g-14198) 12/16/25 _x86_64_ (4 CPU) 09:04:59 LINUX RESTART (4 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:35 all 69.47 0.00 2.26 0.19 0.10 27.98 09:20:35 0 69.02 0.00 2.29 0.23 0.10 28.36 09:20:35 1 69.19 0.00 2.32 0.18 0.10 28.20 09:20:35 2 71.00 0.00 2.39 0.18 0.10 26.33 09:20:35 3 68.66 0.00 2.05 0.18 0.10 29.02 09:30:09 all 56.15 0.00 2.38 0.17 0.10 41.20 09:30:09 0 54.58 0.00 2.41 0.16 0.10 42.76 09:30:09 1 60.37 0.00 2.27 0.13 0.10 37.14 09:30:09 2 59.06 0.00 2.40 0.23 0.09 38.22 09:30:09 3 50.58 0.00 2.47 0.17 0.10 46.68 Average: all 63.14 0.00 2.32 0.18 0.10 34.26 Average: 0 62.16 0.00 2.34 0.20 0.10 35.20 Average: 1 65.00 0.00 2.30 0.15 0.10 32.45 Average: 2 65.33 0.00 2.39 0.20 0.10 31.97 Average: 3 60.07 0.00 2.25 0.18 0.10 37.40