---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5083 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 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 638 10264 4 5085 15008 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:cd:9e:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84696sec preferred_lft 84696sec inet6 fe80::f816:3eff:fecd:9ee6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:b1:f3:c7:4f:a7 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-5083) 01/27/26 _x86_64_ (4 CPU) 21:36:52 LINUX RESTART (4 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:20 12.86 1.78 10.30 0.78 647.23 2690.61 13840.62 22:00:20 4.12 0.33 3.65 0.15 10.85 574.49 400.89 Average: 8.56 1.07 7.02 0.47 333.88 1648.65 7223.00 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:20 8832816 12111420 3850052 23.51 114124 3331936 4008516 23.01 708328 6493128 268 22:00:20 9716220 13485268 2473556 15.11 127112 3779496 2651692 15.22 762092 5485412 315880 Average: 9274518 12798344 3161804 19.31 120618 3555716 3330104 19.11 735210 5989270 158074 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:20 lo 0.68 0.68 0.38 0.38 0.00 0.00 0.00 0.00 21:50:20 ens3 35.08 25.98 421.33 4.01 0.00 0.00 0.00 0.00 21:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:20 lo 616.64 616.64 588.50 588.50 0.00 0.00 0.00 0.00 22:00:20 ens3 31.78 23.05 408.10 3.02 0.00 0.00 0.00 0.00 22:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 303.98 303.98 289.96 289.96 0.00 0.00 0.00 0.00 Average: ens3 33.46 24.54 414.82 3.52 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-5083) 01/27/26 _x86_64_ (4 CPU) 21:36:52 LINUX RESTART (4 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:20 all 52.07 0.00 1.06 0.20 0.09 46.58 21:50:20 0 57.21 0.00 1.01 0.25 0.09 41.44 21:50:20 1 51.06 0.00 1.16 0.26 0.09 47.43 21:50:20 2 52.76 0.00 1.10 0.17 0.10 45.87 21:50:20 3 47.24 0.00 0.98 0.12 0.10 51.56 22:00:20 all 51.68 0.00 0.96 1.20 0.08 46.07 22:00:20 0 42.09 0.00 1.01 0.03 0.08 56.78 22:00:20 1 49.76 0.00 1.04 2.09 0.08 47.03 22:00:20 2 44.67 0.00 0.83 2.66 0.08 51.77 22:00:20 3 70.19 0.00 0.98 0.03 0.10 28.71 Average: all 51.88 0.00 1.01 0.69 0.09 46.33 Average: 0 49.77 0.00 1.01 0.14 0.08 49.00 Average: 1 50.42 0.00 1.10 1.16 0.09 47.23 Average: 2 48.78 0.00 0.97 1.40 0.09 48.77 Average: 3 58.54 0.00 0.98 0.08 0.10 40.31