---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6682 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 698 9480 4 5810 14947 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:a8:43:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84642sec preferred_lft 84642sec inet6 fe80::f816:3eff:fea8:4392/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:a3:57:94:dd:d3 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-6682) 02/01/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 33.20 1.02 28.92 3.25 624.08 5028.67 30658.41 06:50:20 30.99 0.06 27.69 3.23 1.45 5742.82 8386.84 Average: 32.06 0.53 28.29 3.24 303.04 5396.90 19174.91 06:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9176456 13255472 2698488 16.48 163508 4003308 2924180 16.78 949912 5828524 99712 06:50:20 7394568 12730700 3217160 19.65 188772 5168060 3387988 19.45 1229144 7251768 25288 Average: 8285512 12993086 2957824 18.07 176140 4585684 3156084 18.12 1089528 6540146 62500 06:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1206.39 1206.39 1149.31 1149.31 0.00 0.00 0.00 0.00 06:40:01 ens3 89.24 68.54 596.18 16.53 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:20 lo 960.31 960.31 914.14 914.14 0.00 0.00 0.00 0.00 06:50:20 ens3 62.77 47.23 212.58 14.04 0.00 0.00 0.00 0.00 06:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1079.51 1079.51 1028.05 1028.05 0.00 0.00 0.00 0.00 Average: ens3 75.59 57.56 398.39 15.25 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-6682) 02/01/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:20 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 65.47 0.00 2.57 0.21 0.09 31.66 06:40:01 0 67.56 0.00 2.30 0.13 0.09 29.92 06:40:01 1 66.11 0.00 2.26 0.24 0.10 31.30 06:40:01 2 63.50 0.00 3.11 0.18 0.10 33.12 06:40:01 3 64.72 0.00 2.61 0.27 0.09 32.31 06:50:20 all 59.25 0.00 2.26 0.19 0.09 38.21 06:50:20 0 61.07 0.00 2.32 0.17 0.09 36.34 06:50:20 1 54.73 0.00 1.96 0.16 0.09 43.05 06:50:20 2 60.41 0.00 2.39 0.12 0.10 36.99 06:50:20 3 60.79 0.00 2.37 0.29 0.09 36.46 Average: all 62.26 0.00 2.41 0.19 0.09 35.04 Average: 0 64.21 0.00 2.31 0.15 0.09 33.23 Average: 1 60.24 0.00 2.11 0.20 0.09 37.36 Average: 2 61.90 0.00 2.74 0.15 0.10 35.11 Average: 3 62.69 0.00 2.49 0.28 0.09 34.45