---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6727 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 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 665 8753 4 6570 14981 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:aa:4b:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84737sec preferred_lft 84737sec inet6 fe80::f816:3eff:feaa:4b13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:1d:e8:a5:fb:3d 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-6727) 11/07/25 _x86_64_ (4 CPU) 10:52:30 LINUX RESTART (4 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:01 24.85 0.01 21.95 2.88 0.17 2172.42 23667.90 11:20:01 39.76 0.13 25.48 14.15 12.35 9263.89 264780.05 Average: 32.31 0.07 23.72 8.52 6.26 5718.13 144222.97 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:01 9040668 12890484 3066516 18.73 143884 3816696 3049356 17.50 904672 6027224 29108 11:20:01 8970548 15338660 609760 3.72 172376 6219552 1119320 6.42 1787476 5107128 10596 Average: 9005608 14114572 1838138 11.23 158130 5018124 2084338 11.96 1346074 5567176 19852 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:01 lo 1409.71 1409.71 1342.35 1342.35 0.00 0.00 0.00 0.00 11:10:01 ens3 26.90 22.69 17.95 7.31 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 808.26 808.26 2980.44 2980.44 0.00 0.00 0.00 0.00 11:20:01 ens3 42.35 34.23 116.51 34.33 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1108.99 1108.99 2161.39 2161.39 0.00 0.00 0.00 0.00 Average: ens3 34.63 28.46 67.23 20.82 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-6727) 11/07/25 _x86_64_ (4 CPU) 10:52:30 LINUX RESTART (4 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 68.34 0.00 2.36 0.09 0.10 29.11 11:10:01 0 69.47 0.00 2.38 0.08 0.10 27.97 11:10:01 1 67.22 0.00 2.43 0.15 0.10 30.10 11:10:01 2 68.77 0.00 2.27 0.07 0.10 28.79 11:10:01 3 67.89 0.00 2.36 0.08 0.11 29.57 11:20:01 all 42.16 0.00 1.83 2.03 0.09 53.90 11:20:01 0 40.28 0.00 1.79 2.78 0.08 55.07 11:20:01 1 37.32 0.00 1.88 0.34 0.08 60.38 11:20:01 2 48.34 0.00 1.89 0.89 0.09 48.78 11:20:01 3 42.69 0.00 1.74 4.13 0.09 51.35 Average: all 55.22 0.00 2.09 1.07 0.09 41.53 Average: 0 54.85 0.00 2.08 1.43 0.09 41.55 Average: 1 52.23 0.00 2.16 0.24 0.09 45.28 Average: 2 58.54 0.00 2.08 0.48 0.09 38.80 Average: 3 55.27 0.00 2.05 2.11 0.10 40.48