---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24828 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 693 9587 4 5708 14953 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:1c:c8:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fe1c:c89d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:62:af:d7:fc:fc 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-24828) 01/10/26 _x86_64_ (4 CPU) 00:38:17 LINUX RESTART (4 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 60.97 14.67 40.99 5.31 855.94 4667.97 93221.00 01:00:12 13.37 0.19 11.92 1.27 5.78 1621.80 5287.06 Average: 37.05 7.39 26.38 3.28 428.57 3136.69 49017.42 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 9625804 13304928 2653024 16.20 147892 3655280 2988328 17.15 906100 5456496 40056 01:00:12 9328300 13465588 2488352 15.20 164892 4064684 2967860 17.04 1023124 5602068 84576 Average: 9477052 13385258 2570688 15.70 156392 3859982 2978094 17.09 964612 5529282 62316 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 18.02 18.02 3.88 3.88 0.00 0.00 0.00 0.00 00:50:06 ens3 72.64 56.04 764.69 11.00 0.00 0.00 0.00 0.00 00:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:12 lo 731.27 731.27 665.31 665.31 0.00 0.00 0.00 0.00 01:00:12 ens3 31.65 23.20 269.21 5.22 0.00 0.00 0.00 0.00 01:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 376.56 376.56 336.38 336.38 0.00 0.00 0.00 0.00 Average: ens3 52.04 39.53 515.61 8.10 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-24828) 01/10/26 _x86_64_ (4 CPU) 00:38:17 LINUX RESTART (4 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 34.81 0.08 1.56 0.45 0.08 63.01 00:50:06 0 34.76 0.07 1.40 0.20 0.08 63.50 00:50:06 1 34.12 0.09 1.51 0.22 0.09 63.97 00:50:06 2 35.27 0.09 1.77 0.63 0.09 62.15 00:50:06 3 35.07 0.08 1.58 0.76 0.08 62.41 01:00:12 all 22.77 0.00 1.23 0.06 0.09 75.85 01:00:12 0 23.39 0.00 1.19 0.07 0.09 75.26 01:00:12 1 23.68 0.00 1.35 0.06 0.09 74.82 01:00:12 2 21.83 0.00 1.13 0.04 0.09 76.91 01:00:12 3 22.17 0.00 1.25 0.06 0.09 76.43 Average: all 28.75 0.04 1.40 0.26 0.09 69.47 Average: 0 29.03 0.03 1.29 0.14 0.08 69.42 Average: 1 28.88 0.04 1.43 0.14 0.09 69.42 Average: 2 28.51 0.05 1.45 0.33 0.09 69.58 Average: 3 28.58 0.04 1.42 0.41 0.09 69.46