---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16766 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 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 605 10266 4 5117 15041 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:b2:cb:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84848sec preferred_lft 84848sec inet6 fe80::f816:3eff:feb2:cbb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:a3:41:6d:ef:49 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-16766) 12/27/25 _x86_64_ (4 CPU) 10:25:16 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:06 17.24 0.44 14.11 2.69 401.62 1337.13 30084.40 10:50:23 25.80 0.13 12.08 13.59 4.75 4907.10 251961.85 Average: 21.56 0.28 13.09 8.19 201.31 3139.01 142073.37 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:06 9734652 13121884 2837176 17.33 127084 3395940 3073844 17.64 761832 5492228 272 10:50:23 8122068 13020100 2931756 17.91 153084 4809112 3575932 20.53 1477804 6292904 420 Average: 8928360 13070992 2884466 17.62 140084 4102526 3324888 19.08 1119818 5892566 346 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:06 lo 43.83 43.83 10.19 10.19 0.00 0.00 0.00 0.00 10:40:06 ens3 26.20 19.73 224.83 12.26 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:23 lo 4120.76 4120.76 3919.99 3919.99 0.00 0.00 0.00 0.00 10:50:23 ens3 58.07 58.45 317.67 651.12 0.00 0.00 0.00 0.00 10:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2101.60 2101.60 1983.60 1983.60 0.00 0.00 0.00 0.00 Average: ens3 42.28 39.27 271.69 334.71 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-16766) 12/27/25 _x86_64_ (4 CPU) 10:25:16 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:06 all 21.67 0.00 0.94 0.17 0.09 77.13 10:40:06 0 22.53 0.00 0.99 0.18 0.09 76.22 10:40:06 1 21.47 0.00 0.91 0.27 0.09 77.26 10:40:06 2 21.81 0.00 0.90 0.14 0.08 77.07 10:40:06 3 20.86 0.00 0.97 0.10 0.09 77.98 10:50:23 all 28.72 0.00 2.64 0.14 0.08 68.42 10:50:23 0 33.37 0.00 2.99 0.11 0.08 63.44 10:50:23 1 24.50 0.00 2.20 0.08 0.07 73.15 10:50:23 2 29.75 0.00 2.99 0.10 0.08 67.08 10:50:23 3 27.26 0.00 2.36 0.28 0.08 70.02 Average: all 25.22 0.00 1.80 0.16 0.08 72.75 Average: 0 27.99 0.00 2.00 0.15 0.08 69.79 Average: 1 23.00 0.00 1.56 0.17 0.08 75.19 Average: 2 25.81 0.00 1.96 0.12 0.08 72.04 Average: 3 24.08 0.00 1.67 0.19 0.08 73.97