---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6752 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 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 633 9199 4 6156 15013 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:12:6c:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84520sec preferred_lft 84520sec inet6 fe80::f816:3eff:fe12:6c6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:53:99:dc:95:74 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-6752) 11/07/25 _x86_64_ (4 CPU) 13:15:29 LINUX RESTART (4 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:17 32.25 0.67 17.67 13.91 644.46 1968.28 284567.09 13:40:17 25.85 0.17 22.00 3.68 4.48 2090.69 27690.60 Average: 29.10 0.43 19.80 8.87 328.68 2028.68 157819.86 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:17 9111436 12841272 3116168 19.03 130300 3723520 3405396 19.55 936488 5923932 24 13:40:17 8668784 12849212 3104148 18.96 152652 4118464 3114152 17.88 1087976 6178644 25752 Average: 8890110 12845242 3110158 19.00 141476 3920992 3259774 18.71 1012232 6051288 12888 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:17 lo 36.20 36.20 8.45 8.45 0.00 0.00 0.00 0.00 13:30:17 ens3 26.10 19.21 213.62 4.25 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:17 lo 1581.03 1581.03 1487.70 1487.70 0.00 0.00 0.00 0.00 13:40:17 ens3 57.05 40.99 253.64 11.02 0.00 0.00 0.00 0.00 13:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 798.44 798.44 738.34 738.34 0.00 0.00 0.00 0.00 Average: ens3 41.37 29.96 233.36 7.59 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-6752) 11/07/25 _x86_64_ (4 CPU) 13:15:29 LINUX RESTART (4 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:17 all 27.27 0.00 1.25 0.38 0.09 71.01 13:30:17 0 28.38 0.00 1.18 0.29 0.09 70.06 13:30:17 1 27.08 0.00 1.33 0.23 0.09 71.26 13:30:17 2 26.12 0.00 1.06 0.60 0.09 72.12 13:30:17 3 27.51 0.00 1.42 0.38 0.09 70.61 13:40:17 all 39.01 0.00 1.88 0.08 0.09 58.94 13:40:17 0 39.08 0.00 1.69 0.06 0.09 59.08 13:40:17 1 37.92 0.00 1.79 0.13 0.09 60.06 13:40:17 2 40.10 0.00 2.03 0.09 0.10 57.70 13:40:17 3 38.94 0.00 2.02 0.04 0.09 58.90 Average: all 33.06 0.00 1.56 0.23 0.09 65.05 Average: 0 33.66 0.00 1.44 0.18 0.09 64.63 Average: 1 32.43 0.00 1.56 0.18 0.09 65.73 Average: 2 33.02 0.00 1.54 0.35 0.09 65.01 Average: 3 33.14 0.00 1.71 0.21 0.09 64.84