---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1530 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 66G 16% / 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 639 8753 4 6596 15007 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:4b:51:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84279sec preferred_lft 84279sec inet6 fe80::f816:3eff:fe4b:5176/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:93:c0:ff:4b:95 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-1530) 10/23/25 _x86_64_ (4 CPU) 16:57:45 LINUX RESTART (4 CPU) 17:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:05 26.23 3.62 19.87 2.73 711.63 3944.26 22673.83 17:20:15 25.16 0.02 22.20 2.94 0.21 2231.08 9133.80 17:30:15 24.47 0.10 21.73 2.64 4.80 9379.05 6960.69 Average: 25.28 1.23 21.28 2.77 234.76 5174.89 12844.47 17:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:05 10217320 13716336 2242936 13.70 133344 3504868 2348272 13.48 806584 4982176 21436 17:20:15 9002948 12999704 2956320 18.06 152976 3944712 2934408 16.84 931872 6030348 99316 17:30:15 8991324 15384940 562188 3.43 175364 6238644 1092496 6.27 1787768 5068084 92 Average: 9403864 14033660 1920481 11.73 153895 4562741 2125059 12.20 1175408 5360203 40281 17:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:05 lo 1170.91 1170.91 1109.42 1109.42 0.00 0.00 0.00 0.00 17:10:05 ens3 122.28 96.39 1024.73 18.83 0.00 0.00 0.00 0.00 17:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:15 lo 1245.83 1245.83 1186.22 1186.22 0.00 0.00 0.00 0.00 17:20:15 ens3 40.92 34.38 23.93 11.68 0.00 0.00 0.00 0.00 17:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:15 lo 577.27 577.27 2752.80 2752.80 0.00 0.00 0.00 0.00 17:30:15 ens3 74.67 72.69 122.80 617.49 0.00 0.00 0.00 0.00 17:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 998.44 998.44 1683.25 1683.25 0.00 0.00 0.00 0.00 Average: ens3 78.82 67.46 384.70 215.96 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-1530) 10/23/25 _x86_64_ (4 CPU) 16:57:45 LINUX RESTART (4 CPU) 17:00:15 CPU %user %nice %system %iowait %steal %idle 17:10:05 all 48.56 0.00 2.03 0.40 0.09 48.92 17:10:05 0 47.83 0.00 1.71 0.34 0.08 50.03 17:10:05 1 48.49 0.00 1.89 0.38 0.09 49.16 17:10:05 2 49.38 0.00 2.50 0.44 0.09 47.59 17:10:05 3 48.54 0.00 2.02 0.44 0.09 48.91 17:20:15 all 67.87 0.00 2.39 0.13 0.10 29.51 17:20:15 0 65.80 0.00 2.29 0.20 0.10 31.62 17:20:15 1 67.19 0.00 2.60 0.14 0.10 29.96 17:20:15 2 69.36 0.00 2.55 0.13 0.09 27.88 17:20:15 3 69.12 0.00 2.11 0.07 0.10 28.60 17:30:15 all 40.83 0.00 1.63 0.42 0.07 57.05 17:30:15 0 36.27 0.00 1.70 1.19 0.07 60.77 17:30:15 1 44.21 0.00 1.75 0.22 0.08 53.74 17:30:15 2 39.85 0.00 1.25 0.17 0.07 58.66 17:30:15 3 42.99 0.00 1.81 0.10 0.08 55.03 Average: all 52.52 0.00 2.02 0.32 0.09 45.06 Average: 0 50.06 0.00 1.90 0.58 0.09 47.38 Average: 1 53.40 0.00 2.09 0.25 0.09 44.18 Average: 2 52.96 0.00 2.10 0.25 0.08 44.61 Average: 3 53.66 0.00 1.98 0.20 0.09 44.07