---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13566 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 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 681 10309 4 4998 14965 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:c7:58:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84183sec preferred_lft 84183sec inet6 fe80::f816:3eff:fec7:586d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:49:3c:fc:19:5a 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-13566) 12/14/25 _x86_64_ (4 CPU) 08:58:57 LINUX RESTART (4 CPU) 09:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 6.88 0.64 5.68 0.56 626.38 946.98 21715.84 09:20:01 58.72 4.00 41.03 13.69 249.01 4229.71 242452.95 09:30:01 24.41 0.84 20.86 2.71 27.11 3475.03 3621.65 Average: 30.17 1.84 22.65 5.69 298.35 2898.43 89743.74 09:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 13386384 15515212 497516 3.04 60312 2291852 1135352 6.52 389192 2354092 4 09:20:01 10607668 13958136 2002392 12.23 125020 3369784 2630892 15.10 710632 4699764 28240 09:30:01 8784352 13152424 2799204 17.10 166416 4259420 3233856 18.56 959368 6176224 86000 Average: 10926135 14208591 1766371 10.79 117249 3307019 2333367 13.39 686397 4410027 38081 09:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 26.82 17.99 281.48 1.43 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 09:20:01 ens3 100.54 79.32 709.34 18.92 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 1196.32 1196.32 1139.79 1139.79 0.00 0.00 0.00 0.00 09:30:01 ens3 86.31 64.08 349.99 19.72 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 402.31 402.31 382.98 382.98 0.00 0.00 0.00 0.00 Average: ens3 71.56 54.06 448.14 13.45 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-13566) 12/14/25 _x86_64_ (4 CPU) 08:58:57 LINUX RESTART (4 CPU) 09:00:14 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 0.74 0.00 0.18 0.16 0.02 98.91 09:10:01 0 0.74 0.00 0.20 0.07 0.02 98.97 09:10:01 1 0.76 0.00 0.19 0.41 0.02 98.62 09:10:01 2 0.90 0.00 0.15 0.05 0.02 98.88 09:10:01 3 0.56 0.00 0.17 0.09 0.01 99.17 09:20:01 all 41.77 0.00 1.51 0.29 0.08 56.33 09:20:01 0 40.84 0.00 1.51 0.38 0.09 57.18 09:20:01 1 38.91 0.00 1.24 0.37 0.08 59.39 09:20:01 2 42.88 0.00 1.63 0.22 0.09 55.18 09:20:01 3 44.46 0.00 1.67 0.21 0.08 53.58 09:30:01 all 70.11 0.00 2.61 0.06 0.11 27.11 09:30:01 0 69.85 0.00 2.58 0.06 0.12 27.39 09:30:01 1 68.44 0.00 2.76 0.09 0.12 28.60 09:30:01 2 70.41 0.00 2.05 0.05 0.12 27.37 09:30:01 3 71.73 0.00 3.03 0.05 0.11 25.09 Average: all 37.77 0.00 1.44 0.17 0.07 60.55 Average: 0 37.37 0.00 1.44 0.17 0.08 60.94 Average: 1 36.27 0.00 1.40 0.29 0.07 61.96 Average: 2 38.26 0.00 1.28 0.11 0.07 60.27 Average: 3 39.17 0.00 1.63 0.11 0.07 59.02