---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23301 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 9.1G 69G 12% / 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 607 11778 4 3603 15039 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:05:fd:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80965sec preferred_lft 80965sec inet6 fe80::f816:3eff:fe05:fdf5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:f0:25:dc:6f:c9 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-23301) 01/09/26 _x86_64_ (4 CPU) 08:07:01 LINUX RESTART (4 CPU) 08:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:06 19.70 0.45 5.49 13.75 585.20 911.47 253605.47 08:30:06 0.94 0.01 0.93 0.00 0.04 13.07 0.43 08:40:06 0.87 0.00 0.87 0.00 0.00 11.77 0.00 08:50:06 0.96 0.00 0.96 0.00 0.00 12.55 0.00 09:00:06 1.06 0.00 1.06 0.00 0.00 13.57 0.00 09:10:06 1.07 0.00 1.07 0.00 0.00 13.45 0.00 09:20:06 1.15 0.00 1.15 0.00 0.13 14.60 0.00 09:30:06 1.91 0.32 1.57 0.02 13.23 74.84 451.05 Average: 3.46 0.10 1.64 1.72 74.83 133.16 31757.12 08:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:06 12898076 15557920 423992 2.59 93392 2763688 992788 5.70 492184 2672852 120 08:30:06 12897572 15557828 424212 2.59 93808 2763664 992788 5.70 492612 2673372 152 08:40:06 12887788 15548552 433512 2.65 94176 2763804 993092 5.70 492972 2673912 208 08:50:06 12886808 15547880 434196 2.65 94460 2763816 993108 5.70 493268 2675052 168 09:00:06 12886304 15547876 434208 2.65 94820 2763952 993108 5.70 493624 2675856 172 09:10:06 12885548 15547412 434676 2.65 95100 2763964 993108 5.70 493908 2677196 228 09:20:06 12884288 15546636 435404 2.66 95412 2764144 993156 5.70 494212 2680864 176 09:30:06 12848532 15521076 460468 2.81 96796 2772476 997144 5.72 501500 2709236 228 Average: 12884364 15546898 435084 2.66 94746 2764938 993536 5.70 494285 2679792 182 08:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:06 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 08:20:06 ens3 15.77 9.18 268.31 0.66 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:06 ens3 0.38 0.16 0.11 0.07 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:06 ens3 0.60 0.18 0.18 0.11 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:06 ens3 0.61 0.10 0.09 0.04 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:06 ens3 0.30 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:06 ens3 0.38 0.10 0.08 0.04 0.00 0.00 0.00 0.00 09:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:06 ens3 0.64 0.22 0.22 0.13 0.00 0.00 0.00 0.00 09:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 09:30:06 ens3 3.17 2.31 14.35 0.70 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.73 1.54 35.42 0.22 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-23301) 01/09/26 _x86_64_ (4 CPU) 08:07:01 LINUX RESTART (4 CPU) 08:10:06 CPU %user %nice %system %iowait %steal %idle 08:20:06 all 0.45 0.00 0.27 0.15 0.01 99.12 08:20:06 0 0.39 0.00 0.25 0.11 0.01 99.25 08:20:06 1 0.51 0.00 0.43 0.09 0.02 98.95 08:20:06 2 0.54 0.00 0.20 0.19 0.02 99.04 08:20:06 3 0.35 0.00 0.22 0.20 0.01 99.23 08:30:06 all 0.13 0.00 0.02 0.04 0.01 99.79 08:30:06 0 0.46 0.00 0.04 0.02 0.02 99.47 08:30:06 1 0.04 0.00 0.02 0.01 0.01 99.93 08:30:06 2 0.01 0.00 0.02 0.14 0.01 99.82 08:30:06 3 0.02 0.00 0.02 0.00 0.01 99.95 08:40:06 all 0.34 0.00 0.02 0.05 0.01 99.57 08:40:06 0 1.26 0.00 0.03 0.00 0.02 98.69 08:40:06 1 0.03 0.00 0.02 0.03 0.01 99.92 08:40:06 2 0.01 0.00 0.03 0.10 0.01 99.85 08:40:06 3 0.07 0.00 0.02 0.06 0.01 99.84 08:50:06 all 0.13 0.00 0.03 0.14 0.01 99.70 08:50:06 0 0.43 0.00 0.03 0.03 0.01 99.50 08:50:06 1 0.02 0.00 0.02 0.02 0.01 99.94 08:50:06 2 0.03 0.00 0.04 0.48 0.01 99.44 08:50:06 3 0.03 0.00 0.02 0.02 0.01 99.94 09:00:06 all 0.13 0.00 0.03 0.55 0.01 99.28 09:00:06 0 0.25 0.00 0.02 0.01 0.01 99.72 09:00:06 1 0.04 0.00 0.03 2.02 0.02 97.90 09:00:06 2 0.21 0.00 0.03 0.17 0.02 99.57 09:00:06 3 0.02 0.00 0.02 0.01 0.01 99.94 09:10:06 all 0.14 0.00 0.02 0.02 0.01 99.80 09:10:06 0 0.03 0.00 0.03 0.00 0.02 99.93 09:10:06 1 0.07 0.00 0.02 0.09 0.01 99.82 09:10:06 2 0.47 0.00 0.03 0.00 0.02 99.48 09:10:06 3 0.01 0.00 0.02 0.00 0.01 99.97 09:20:06 all 0.23 0.00 0.02 0.03 0.01 99.71 09:20:06 0 0.75 0.00 0.01 0.00 0.00 99.23 09:20:06 1 0.11 0.00 0.02 0.07 0.01 99.79 09:20:06 2 0.03 0.00 0.04 0.03 0.01 99.89 09:20:06 3 0.03 0.00 0.01 0.03 0.01 99.93 09:30:06 all 0.19 0.00 0.04 0.08 0.01 99.67 09:30:06 0 0.51 0.00 0.06 0.12 0.01 99.30 09:30:06 1 0.09 0.00 0.04 0.18 0.01 99.69 09:30:06 2 0.05 0.00 0.04 0.01 0.01 99.90 09:30:06 3 0.11 0.00 0.04 0.02 0.01 99.81 Average: all 0.22 0.00 0.06 0.13 0.01 99.58 Average: 0 0.51 0.00 0.06 0.03 0.01 99.39 Average: 1 0.11 0.00 0.07 0.31 0.01 99.49 Average: 2 0.17 0.00 0.05 0.14 0.01 99.62 Average: 3 0.08 0.00 0.05 0.04 0.01 99.83