---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7045 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 11G 68G 14% / 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 590 10657 4 4741 15056 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:ac:d4:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84785sec preferred_lft 84785sec inet6 fe80::f816:3eff:feac:d4b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:9a:83:2d:86:89 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-7045) 11/08/25 _x86_64_ (4 CPU) 09:56:21 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 17.05 0.64 5.39 11.02 354.07 1025.90 240159.12 10:20:10 14.37 0.52 12.81 1.04 18.99 1975.81 3138.04 Average: 15.70 0.58 9.13 5.99 185.31 1504.29 120790.46 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 8218288 11185412 4778352 29.18 110448 3027912 4928100 28.29 608004 7209520 80 10:20:10 9259696 12915216 3044484 18.59 130812 3658244 3237084 18.58 817396 5917028 263672 Average: 8738992 12050314 3911418 23.89 120630 3343078 4082592 23.43 712700 6563274 131876 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:01 ens3 16.07 12.34 164.96 2.67 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:10 lo 418.24 418.24 398.33 398.33 0.00 0.00 0.00 0.00 10:20:10 ens3 31.85 25.29 383.29 3.65 0.00 0.00 0.00 0.00 10:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 210.94 210.94 200.80 200.80 0.00 0.00 0.00 0.00 Average: ens3 24.02 18.86 274.92 3.17 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-7045) 11/08/25 _x86_64_ (4 CPU) 09:56:21 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 48.79 0.00 0.78 0.08 0.08 50.28 10:10:01 0 52.47 0.00 0.81 0.04 0.08 46.59 10:10:01 1 49.82 0.00 0.73 0.06 0.07 49.32 10:10:01 2 44.56 0.00 0.83 0.17 0.08 54.36 10:10:01 3 48.30 0.00 0.76 0.04 0.07 50.83 10:20:10 all 53.62 0.00 1.16 0.06 0.08 45.07 10:20:10 0 41.10 0.00 1.32 0.05 0.08 57.45 10:20:10 1 49.43 0.00 1.16 0.05 0.08 49.29 10:20:10 2 56.76 0.00 1.06 0.08 0.08 42.01 10:20:10 3 67.26 0.00 1.12 0.07 0.08 31.46 Average: all 51.22 0.00 0.98 0.07 0.08 47.65 Average: 0 46.74 0.00 1.07 0.05 0.08 52.07 Average: 1 49.62 0.00 0.94 0.05 0.07 49.31 Average: 2 50.70 0.00 0.95 0.13 0.08 48.15 Average: 3 57.85 0.00 0.94 0.05 0.08 41.08