---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1262 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: 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 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 743 9395 4 5849 14902 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:85:95:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84150sec preferred_lft 84150sec inet6 fe80::f816:3eff:fe85:9543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:49:0d:04:f5:cc 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-1262) 01/16/26 _x86_64_ (4 CPU) 15:45:27 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:12 31.96 3.00 26.32 2.64 718.51 5395.35 23371.79 16:10:07 29.84 0.05 26.40 3.39 1.26 3783.09 17680.88 16:20:01 23.35 0.12 19.92 3.31 5.85 6425.40 29592.11 Average: 28.42 1.07 24.24 3.11 246.14 5201.50 23539.86 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:12 9484400 13446380 2507840 15.32 157720 3898932 2704072 15.52 934108 5524120 17860 16:10:07 8275152 12701248 3249704 19.85 180392 4300364 3728280 21.40 1049616 6579420 18236 16:20:01 9748676 15375204 570124 3.48 203820 5409184 1114648 6.40 1139628 4920540 212 Average: 9169409 13840944 2109223 12.88 180644 4536160 2515667 14.44 1041117 5674693 12103 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:12 lo 871.14 871.14 829.79 829.79 0.00 0.00 0.00 0.00 16:00:12 ens3 107.19 83.06 908.40 18.47 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:07 lo 1843.80 1843.80 1758.07 1758.07 0.00 0.00 0.00 0.00 16:10:07 ens3 36.21 28.42 133.94 14.05 0.00 0.00 0.00 0.00 16:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 198.01 198.01 185.39 185.39 0.00 0.00 0.00 0.00 16:20:01 ens3 54.60 45.17 110.15 94.68 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 971.03 971.03 924.47 924.47 0.00 0.00 0.00 0.00 Average: ens3 66.36 52.48 388.87 42.14 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-1262) 01/16/26 _x86_64_ (4 CPU) 15:45:27 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:12 all 63.79 0.00 2.45 0.12 0.09 33.55 16:00:12 0 64.22 0.00 2.62 0.11 0.09 32.96 16:00:12 1 65.29 0.00 2.27 0.09 0.09 32.27 16:00:12 2 65.37 0.00 2.41 0.15 0.09 31.98 16:00:12 3 60.30 0.00 2.49 0.14 0.09 36.97 16:10:07 all 41.09 0.00 2.09 12.63 0.09 44.10 16:10:07 0 39.95 0.00 2.03 7.37 0.10 50.55 16:10:07 1 43.12 0.00 1.99 21.05 0.08 33.75 16:10:07 2 40.75 0.00 2.11 15.20 0.09 41.84 16:10:07 3 40.55 0.00 2.21 6.89 0.09 50.26 16:20:01 all 44.54 0.00 1.55 5.27 0.08 48.56 16:20:01 0 38.87 0.00 1.54 4.85 0.08 54.66 16:20:01 1 47.65 0.00 1.40 2.10 0.08 48.77 16:20:01 2 47.75 0.00 1.74 3.83 0.08 46.59 16:20:01 3 43.89 0.00 1.51 10.32 0.08 44.19 Average: all 49.93 0.00 2.03 5.96 0.09 41.99 Average: 0 47.81 0.00 2.07 4.08 0.09 45.95 Average: 1 52.14 0.00 1.89 7.68 0.08 38.21 Average: 2 51.42 0.00 2.09 6.34 0.09 40.07 Average: 3 48.36 0.00 2.08 5.73 0.09 43.75