---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2312 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 8.5G 69G 11% / 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 571 12552 4 2865 15088 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:ea:84:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82697sec preferred_lft 82697sec inet6 fe80::f816:3eff:feea:84c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:62:e0:89:53:f1 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-2312) 11/29/25 _x86_64_ (4 CPU) 12:56:53 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:41 5.71 0.54 4.65 0.52 445.67 612.46 3136.71 13:20:28 1.23 0.01 1.21 0.02 0.05 14.37 135.53 13:30:01 1.08 0.00 1.07 0.01 0.00 12.40 0.10 13:40:41 1.11 0.00 1.09 0.02 0.00 12.90 0.13 13:50:13 12.30 0.00 1.28 11.02 0.15 14.63 252793.86 Average: 4.23 0.12 1.90 2.21 94.67 140.72 48733.12 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:41 12977040 15550536 430632 2.63 94004 2675944 972300 5.58 510680 2573696 16 13:20:28 12976204 15550268 431004 2.63 94444 2676060 972348 5.58 511136 2574584 144 13:30:01 12974536 15548924 432336 2.64 94756 2676068 972364 5.58 511448 2575444 80 13:40:41 12972784 15547548 433704 2.65 95144 2676072 972428 5.58 511824 2576920 12 13:50:13 12965476 15545568 435796 2.66 95712 2680824 972428 5.58 517132 2577860 36 Average: 12973208 15548569 432694 2.64 94812 2676994 972374 5.58 512444 2575701 58 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:41 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:10:41 ens3 7.63 4.11 155.66 0.36 0.00 0.00 0.00 0.00 13:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:28 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:28 ens3 0.40 0.11 0.08 0.04 0.00 0.00 0.00 0.00 13:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:41 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 13:40:41 ens3 0.37 0.13 0.10 0.06 0.00 0.00 0.00 0.00 13:40:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:13 ens3 0.25 0.09 0.05 0.02 0.00 0.00 0.00 0.00 13:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.87 0.95 33.10 0.10 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-2312) 11/29/25 _x86_64_ (4 CPU) 12:56:53 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:41 all 0.43 0.00 0.20 0.10 0.02 99.25 13:10:41 0 0.16 0.00 0.23 0.06 0.02 99.54 13:10:41 1 0.44 0.00 0.17 0.10 0.04 99.26 13:10:41 2 0.28 0.00 0.26 0.06 0.02 99.38 13:10:41 3 0.84 0.00 0.15 0.17 0.02 98.81 13:20:28 all 0.28 0.00 0.02 0.01 0.02 99.67 13:20:28 0 0.01 0.00 0.01 0.00 0.01 99.97 13:20:28 1 0.01 0.00 0.02 0.01 0.02 99.94 13:20:28 2 0.05 0.00 0.03 0.00 0.03 99.89 13:20:28 3 1.06 0.00 0.02 0.03 0.02 98.87 13:30:01 all 0.07 0.00 0.02 0.01 0.02 99.88 13:30:01 0 0.01 0.00 0.01 0.00 0.01 99.97 13:30:01 1 0.16 0.00 0.03 0.00 0.04 99.77 13:30:01 2 0.03 0.00 0.03 0.01 0.03 99.90 13:30:01 3 0.09 0.00 0.01 0.02 0.01 99.86 13:40:41 all 0.11 0.00 0.02 0.01 0.02 99.84 13:40:41 0 0.01 0.00 0.01 0.00 0.01 99.97 13:40:41 1 0.11 0.00 0.02 0.00 0.02 99.85 13:40:41 2 0.31 0.00 0.02 0.00 0.02 99.65 13:40:41 3 0.02 0.00 0.02 0.02 0.03 99.90 13:50:13 all 0.09 0.00 0.03 0.03 0.02 99.83 13:50:13 0 0.01 0.00 0.01 0.00 0.01 99.96 13:50:13 1 0.02 0.00 0.01 0.00 0.02 99.95 13:50:13 2 0.31 0.00 0.05 0.01 0.04 99.59 13:50:13 3 0.01 0.00 0.04 0.10 0.01 99.84 Average: all 0.20 0.00 0.06 0.03 0.02 99.69 Average: 0 0.04 0.00 0.06 0.01 0.01 99.88 Average: 1 0.15 0.00 0.05 0.02 0.03 99.75 Average: 2 0.20 0.00 0.08 0.02 0.03 99.68 Average: 3 0.41 0.00 0.05 0.07 0.02 99.45