---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1646 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 659 8782 4 6547 14987 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:e7:51:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83477sec preferred_lft 83477sec inet6 fe80::f816:3eff:fee7:51bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:f8:c8:dd:16:14 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-1646) 11/27/25 _x86_64_ (4 CPU) 13:37:16 LINUX RESTART (4 CPU) 13:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:00 6.18 0.59 5.06 0.53 481.85 666.41 10197.47 14:00:00 39.10 4.96 32.93 1.20 277.44 4015.79 2340.89 14:10:00 20.71 0.06 18.10 2.54 7.27 2203.89 4465.12 14:20:00 41.90 0.01 27.54 14.34 0.25 2989.28 245227.51 Average: 27.03 1.41 20.95 4.67 190.91 2473.77 65709.77 13:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:00 13461180 15522064 492288 3.01 58644 2226680 1137480 6.53 404040 2244568 8 14:00:00 10981632 14177588 1784948 10.90 116496 3250544 2109028 12.11 724044 4343116 17732 14:10:00 8066408 11750880 4206568 25.69 138848 3670884 4091088 23.48 884336 7032316 15980 14:20:00 7241328 11997256 3955488 24.16 157400 4675448 3882952 22.29 1184344 7496888 488936 Average: 9937637 13361947 2609823 15.94 117847 3455889 2805137 16.10 799191 5279222 130664 13:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:00 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 13:50:00 ens3 14.20 8.85 168.09 0.63 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 313.79 313.79 298.81 298.81 0.00 0.00 0.00 0.00 14:00:00 ens3 95.75 67.24 938.04 11.90 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 1263.82 1263.82 1197.90 1197.90 0.00 0.00 0.00 0.00 14:10:00 ens3 28.26 25.85 53.11 8.57 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 1456.47 1456.47 1386.41 1386.41 0.00 0.00 0.00 0.00 14:20:00 ens3 26.58 24.23 36.38 8.18 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 760.63 760.63 722.76 722.76 0.00 0.00 0.00 0.00 Average: ens3 41.27 31.61 299.26 7.34 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-1646) 11/27/25 _x86_64_ (4 CPU) 13:37:16 LINUX RESTART (4 CPU) 13:40:06 CPU %user %nice %system %iowait %steal %idle 13:50:00 all 0.44 0.00 0.25 0.14 0.01 99.16 13:50:00 0 0.44 0.00 0.31 0.16 0.01 99.08 13:50:00 1 0.33 0.00 0.20 0.06 0.01 99.40 13:50:00 2 0.46 0.00 0.28 0.05 0.01 99.20 13:50:00 3 0.52 0.00 0.20 0.31 0.03 98.94 14:00:00 all 16.77 0.00 1.11 0.29 0.04 81.79 14:00:00 0 18.88 0.00 1.19 0.15 0.04 79.75 14:00:00 1 17.69 0.00 1.09 0.53 0.04 80.64 14:00:00 2 15.15 0.00 1.19 0.14 0.04 83.49 14:00:00 3 15.37 0.00 0.95 0.35 0.05 83.28 14:10:00 all 67.75 0.00 2.57 0.14 0.14 29.40 14:10:00 0 68.13 0.00 2.72 0.27 0.13 28.75 14:10:00 1 68.90 0.00 2.58 0.05 0.12 28.35 14:10:00 2 67.05 0.00 2.45 0.20 0.18 30.13 14:10:00 3 66.92 0.00 2.54 0.04 0.13 30.37 14:20:00 all 62.42 0.00 2.68 0.13 0.10 34.67 14:20:00 0 60.62 0.00 2.43 0.10 0.10 36.75 14:20:00 1 64.11 0.00 2.82 0.16 0.10 32.81 14:20:00 2 61.76 0.00 2.54 0.06 0.10 35.54 14:20:00 3 63.19 0.00 2.93 0.19 0.10 33.58 Average: all 36.89 0.00 1.65 0.17 0.07 61.20 Average: 0 37.04 0.00 1.66 0.17 0.07 61.06 Average: 1 37.83 0.00 1.68 0.20 0.07 60.22 Average: 2 36.16 0.00 1.62 0.11 0.08 62.03 Average: 3 36.54 0.00 1.66 0.22 0.08 61.50