---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11643 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 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 612 9693 4 5683 15034 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:a2:7a:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84589sec preferred_lft 84589sec inet6 fe80::f816:3eff:fea2:7ac7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:3b:fa:07:6b:91 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-11643) 11/18/25 _x86_64_ (4 CPU) 15:45:29 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:19 37.14 3.12 21.13 12.89 663.37 5110.19 246179.92 16:10:05 31.59 0.06 28.14 3.39 1.61 6129.43 18054.63 Average: 34.44 1.63 24.55 8.26 341.11 5606.52 135089.96 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:19 9378412 13307404 2648816 16.18 156000 3862000 2968020 17.04 906488 5670860 129824 16:10:05 7291724 12503936 3445672 21.04 183208 5051092 3584980 20.58 1189892 7392088 19976 Average: 8335068 12905670 3047244 18.61 169604 4456546 3276500 18.81 1048190 6531474 74900 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:19 lo 889.77 889.77 847.49 847.49 0.00 0.00 0.00 0.00 16:00:19 ens3 84.09 66.95 755.10 14.61 0.00 0.00 0.00 0.00 16:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:05 lo 1282.45 1282.45 1221.34 1221.34 0.00 0.00 0.00 0.00 16:10:05 ens3 45.14 36.27 230.88 10.19 0.00 0.00 0.00 0.00 16:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1080.99 1080.99 1029.54 1029.54 0.00 0.00 0.00 0.00 Average: ens3 65.12 52.01 499.82 12.46 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-11643) 11/18/25 _x86_64_ (4 CPU) 15:45:29 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:19 all 65.85 0.00 2.29 0.16 0.09 31.61 16:00:19 0 66.81 0.00 2.30 0.07 0.09 30.73 16:00:19 1 66.55 0.00 2.55 0.21 0.09 30.60 16:00:19 2 65.53 0.00 2.25 0.19 0.09 31.94 16:00:19 3 64.49 0.00 2.06 0.17 0.09 33.19 16:10:05 all 56.43 0.00 2.28 0.17 0.09 41.03 16:10:05 0 52.45 0.00 2.64 0.13 0.09 44.69 16:10:05 1 58.94 0.00 2.12 0.28 0.09 38.57 16:10:05 2 58.13 0.00 2.21 0.05 0.09 39.51 16:10:05 3 56.20 0.00 2.14 0.23 0.10 41.34 Average: all 61.26 0.00 2.28 0.17 0.09 36.20 Average: 0 59.82 0.00 2.46 0.10 0.09 37.53 Average: 1 62.84 0.00 2.34 0.24 0.09 34.48 Average: 2 61.93 0.00 2.23 0.12 0.09 35.63 Average: 3 60.45 0.00 2.10 0.20 0.09 37.16