---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15042 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: 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: 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 67G 15% / 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 755 9548 4 5685 14891 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:8b:bf:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84252sec preferred_lft 84252sec inet6 fe80::f816:3eff:fe8b:bf9b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:5d:51:62:36:66 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-15042) 12/19/25 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 24.93 3.18 19.94 1.81 755.43 4823.07 4817.16 06:50:01 33.67 0.07 29.90 3.70 1.51 3232.61 14834.21 07:00:01 29.79 0.11 13.77 15.91 6.07 5430.96 235949.56 Average: 29.46 1.12 21.21 7.14 254.27 4495.41 85201.15 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9672156 13441548 2514928 15.36 154804 3714768 2723288 15.63 892664 5385864 14032 06:50:01 8515496 12947636 3004592 18.35 182032 4300444 3194148 18.33 1051628 6334096 111976 07:00:01 9895280 15353152 593040 3.62 202912 5244128 1101528 6.32 1110700 4801548 84 Average: 9360977 13914112 2037520 12.44 179916 4419780 2339655 13.43 1018331 5507169 42031 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 618.55 618.55 588.89 588.89 0.00 0.00 0.00 0.00 06:40:01 ens3 101.48 76.12 829.44 17.15 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1513.75 1513.75 1442.09 1442.09 0.00 0.00 0.00 0.00 06:50:01 ens3 57.09 42.12 194.50 12.99 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 8.40 8.40 1.97 1.97 0.00 0.00 0.00 0.00 07:00:01 ens3 47.41 45.67 38.83 180.78 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 713.64 713.64 677.72 677.72 0.00 0.00 0.00 0.00 Average: ens3 68.66 54.63 354.20 70.31 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-15042) 12/19/25 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 57.07 0.00 2.02 0.37 0.11 40.43 06:40:01 0 55.36 0.00 1.80 0.40 0.11 42.33 06:40:01 1 58.13 0.00 1.84 0.36 0.12 39.55 06:40:01 2 58.05 0.00 2.10 0.30 0.12 39.43 06:40:01 3 56.73 0.00 2.32 0.43 0.11 40.41 06:50:01 all 58.58 0.00 2.55 0.26 0.12 38.49 06:50:01 0 57.60 0.00 2.26 0.43 0.12 39.60 06:50:01 1 58.35 0.00 2.61 0.12 0.12 38.80 06:50:01 2 59.03 0.00 2.81 0.27 0.12 37.78 06:50:01 3 59.35 0.00 2.54 0.24 0.11 37.75 07:00:01 all 37.81 0.00 1.26 7.57 0.10 53.27 07:00:01 0 40.69 0.00 1.17 1.49 0.10 56.55 07:00:01 1 31.28 0.00 1.53 6.86 0.08 60.24 07:00:01 2 38.51 0.00 1.05 1.87 0.09 58.48 07:00:01 3 40.76 0.00 1.28 20.07 0.12 37.77 Average: all 51.14 0.00 1.94 2.74 0.11 44.07 Average: 0 51.20 0.00 1.74 0.77 0.11 46.17 Average: 1 49.24 0.00 1.99 2.45 0.11 46.21 Average: 2 51.86 0.00 1.99 0.81 0.11 45.24 Average: 3 52.27 0.00 2.05 6.92 0.11 38.65