---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1579 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: 5599.99 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 730 9388 4 5869 14916 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:75:f9:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84056sec preferred_lft 84056sec inet6 fe80::f816:3eff:fe75:f981/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:3e:b9:6d:83:51 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-1579) 10/23/25 _x86_64_ (4 CPU) 22:59:40 LINUX RESTART (4 CPU) 23:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:07 62.46 10.40 39.92 12.14 1814.72 8898.86 256697.29 23:20:07 40.35 0.37 32.10 7.89 10.23 4411.37 11571.66 23:30:01 43.84 0.00 35.56 8.28 0.03 2995.33 22077.61 Average: 48.95 3.63 35.87 9.45 614.80 5456.21 97619.16 23:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:07 10205760 13446832 2514680 15.36 132520 3255200 2926744 16.80 707580 5103088 8208 23:20:07 8612444 13025168 2926484 17.87 190324 4270148 3156388 18.12 969284 6320588 123896 23:30:01 8216236 13042620 2904616 17.74 228064 4600816 3059832 17.56 1088740 6527220 40692 Average: 9011480 13171540 2781927 16.99 183636 4042055 3047655 17.49 921868 5983632 57599 23:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:07 lo 1.19 1.19 0.14 0.14 0.00 0.00 0.00 0.00 23:10:07 ens3 135.34 103.35 827.95 24.17 0.00 0.00 0.00 0.00 23:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:07 lo 3102.87 3102.87 2958.13 2958.13 0.00 0.00 0.00 0.00 23:20:07 ens3 98.57 72.22 299.17 21.54 0.00 0.00 0.00 0.00 23:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 4314.71 4314.71 4110.99 4110.99 0.00 0.00 0.00 0.00 23:30:01 ens3 87.29 63.36 25.13 21.71 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2457.57 2457.57 2341.79 2341.79 0.00 0.00 0.00 0.00 Average: ens3 107.24 79.79 386.94 22.48 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-1579) 10/23/25 _x86_64_ (4 CPU) 22:59:40 LINUX RESTART (4 CPU) 23:00:00 CPU %user %nice %system %iowait %steal %idle 23:10:07 all 44.73 0.00 1.93 1.01 0.08 52.26 23:10:07 0 45.30 0.00 2.16 0.82 0.08 51.64 23:10:07 1 44.92 0.00 1.95 1.95 0.08 51.09 23:10:07 2 42.30 0.00 1.72 0.19 0.09 55.70 23:10:07 3 46.40 0.00 1.86 1.05 0.08 50.61 23:20:07 all 62.35 0.00 3.45 2.07 0.11 32.01 23:20:07 0 61.74 0.00 3.49 1.60 0.12 33.05 23:20:07 1 63.61 0.00 3.64 3.57 0.11 29.07 23:20:07 2 61.84 0.00 2.99 1.99 0.11 33.07 23:20:07 3 62.22 0.00 3.69 1.13 0.11 32.85 23:30:01 all 62.50 0.00 3.97 0.14 0.10 33.29 23:30:01 0 63.58 0.00 4.00 0.09 0.10 32.23 23:30:01 1 61.70 0.00 4.09 0.15 0.10 33.96 23:30:01 2 62.94 0.00 4.26 0.20 0.10 32.50 23:30:01 3 61.79 0.00 3.52 0.12 0.10 34.48 Average: all 56.45 0.00 3.11 1.08 0.10 39.26 Average: 0 56.80 0.00 3.21 0.84 0.10 39.05 Average: 1 56.68 0.00 3.22 1.90 0.10 38.11 Average: 2 55.61 0.00 2.98 0.79 0.10 40.52 Average: 3 56.74 0.00 3.02 0.77 0.10 39.38