---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12688 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 12G 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 731 9532 4 5725 14915 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:76:14:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe76:14ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:2e:ae:50:07:61 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-12688) 12/11/25 _x86_64_ (4 CPU) 15:47:35 LINUX RESTART (4 CPU) 15:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:06 24.52 3.19 19.54 1.79 754.85 4790.95 11867.67 16:10:01 34.18 0.05 30.50 3.64 1.20 3236.30 28416.90 Average: 29.33 1.63 25.00 2.71 379.80 4017.27 20103.42 15:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:06 9721488 13499000 2457612 15.01 152616 3724852 2662416 15.28 891180 5344552 24944 16:10:01 8679816 13010516 2941888 17.97 179040 4206268 3168568 18.19 1037036 6201940 5116 Average: 9200652 13254758 2699750 16.49 165828 3965560 2915492 16.73 964108 5773246 15030 15:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:06 lo 574.97 574.97 547.44 547.44 0.00 0.00 0.00 0.00 16:00:06 ens3 103.85 82.95 865.12 16.72 0.00 0.00 0.00 0.00 16:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1466.59 1466.59 1396.77 1396.77 0.00 0.00 0.00 0.00 16:10:01 ens3 44.53 34.94 134.73 11.52 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1018.68 1018.68 970.11 970.11 0.00 0.00 0.00 0.00 Average: ens3 74.33 59.06 501.64 14.13 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-12688) 12/11/25 _x86_64_ (4 CPU) 15:47:35 LINUX RESTART (4 CPU) 15:50:06 CPU %user %nice %system %iowait %steal %idle 16:00:06 all 52.80 0.00 1.84 0.09 0.09 45.18 16:00:06 0 53.61 0.00 1.42 0.13 0.09 44.76 16:00:06 1 51.67 0.00 2.04 0.09 0.09 46.12 16:00:06 2 52.77 0.00 1.97 0.07 0.09 45.10 16:00:06 3 53.15 0.00 1.94 0.08 0.09 44.74 16:10:01 all 57.02 0.00 2.41 0.09 0.10 40.37 16:10:01 0 55.14 0.00 2.12 0.06 0.10 42.58 16:10:01 1 58.64 0.00 2.26 0.05 0.10 38.95 16:10:01 2 57.70 0.00 2.62 0.15 0.10 39.42 16:10:01 3 56.61 0.00 2.65 0.10 0.10 40.55 Average: all 54.90 0.00 2.12 0.09 0.10 42.79 Average: 0 54.37 0.00 1.76 0.09 0.09 43.68 Average: 1 55.13 0.00 2.15 0.07 0.09 42.56 Average: 2 55.22 0.00 2.29 0.11 0.10 42.28 Average: 3 54.87 0.00 2.29 0.09 0.10 42.65