---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4758 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 669 9361 4 5958 14977 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:c1:83:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84750sec preferred_lft 84750sec inet6 fe80::f816:3eff:fec1:83a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:4b:88:5c:02:29 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4758) 11/02/25 _x86_64_ (4 CPU) 16:15:40 LINUX RESTART (4 CPU) 16:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:02 18.04 0.66 14.47 2.91 537.71 1577.01 59564.77 16:40:02 29.62 0.20 25.62 3.79 5.15 6668.45 27813.51 Average: 23.83 0.43 20.04 3.35 271.43 4122.73 43689.14 16:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:02 9361900 12891584 3067488 18.73 125532 3532688 3266116 18.75 837560 5772812 904 16:40:02 6557204 12280016 3667980 22.40 157480 5597024 3705112 21.27 1646180 7657460 362696 Average: 7959552 12585800 3367734 20.57 141506 4564856 3485614 20.01 1241870 6715136 181800 16:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:02 lo 39.92 39.92 9.71 9.71 0.00 0.00 0.00 0.00 16:30:02 ens3 18.69 13.69 137.11 2.80 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 1707.66 1707.66 1616.07 1616.07 0.00 0.00 0.00 0.00 16:40:02 ens3 52.81 41.08 552.06 8.03 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 873.79 873.79 812.89 812.89 0.00 0.00 0.00 0.00 Average: ens3 35.75 27.38 344.59 5.42 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4758) 11/02/25 _x86_64_ (4 CPU) 16:15:40 LINUX RESTART (4 CPU) 16:20:02 CPU %user %nice %system %iowait %steal %idle 16:30:02 all 24.44 0.00 1.02 0.21 0.10 74.23 16:30:02 0 24.19 0.00 1.01 0.11 0.10 74.59 16:30:02 1 23.84 0.00 1.02 0.31 0.10 74.73 16:30:02 2 25.36 0.00 1.05 0.14 0.10 73.36 16:30:02 3 24.39 0.00 1.02 0.26 0.10 74.23 16:40:02 all 42.25 0.00 2.18 0.15 0.10 55.33 16:40:02 0 44.05 0.00 2.16 0.25 0.10 53.44 16:40:02 1 42.75 0.00 2.43 0.10 0.10 54.62 16:40:02 2 40.30 0.00 1.80 0.06 0.10 57.74 16:40:02 3 41.91 0.00 2.31 0.18 0.09 55.50 Average: all 33.35 0.00 1.60 0.18 0.10 64.78 Average: 0 34.13 0.00 1.59 0.18 0.10 64.01 Average: 1 33.29 0.00 1.72 0.21 0.10 64.68 Average: 2 32.83 0.00 1.42 0.10 0.10 65.55 Average: 3 33.15 0.00 1.66 0.22 0.10 64.87