---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3053 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 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 743 9226 4 6019 14903 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:8b:8a:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84205sec preferred_lft 84205sec inet6 fe80::f816:3eff:fe8b:8acd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:f3:94:fb:ef:05 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-3053) 10/12/25 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 31.19 0.45 25.85 4.88 13.94 4402.55 10758.29 20:50:01 47.06 0.00 37.61 9.45 0.00 2978.78 13776.83 Average: 39.12 0.23 31.73 7.16 6.97 3690.77 12267.33 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 8911444 13278016 2673592 16.33 185844 4238312 2854352 16.38 1020020 5964356 12360 20:50:01 8017120 12880044 3066836 18.73 223252 4649756 3168876 18.19 1146288 6697720 35704 Average: 8464282 13079030 2870214 17.53 204548 4444034 3011614 17.29 1083154 6331038 24032 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 2261.04 2261.04 2152.67 2152.67 0.00 0.00 0.00 0.00 20:40:01 ens3 95.08 71.54 303.77 21.45 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 4799.30 4799.30 4573.32 4573.32 0.00 0.00 0.00 0.00 20:50:01 ens3 89.88 64.77 24.83 21.43 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3529.98 3529.98 3362.81 3362.81 0.00 0.00 0.00 0.00 Average: ens3 92.48 68.16 164.32 21.44 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-3053) 10/12/25 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 64.26 0.00 3.09 0.15 0.09 32.41 20:40:01 0 63.84 0.00 2.88 0.24 0.09 32.95 20:40:01 1 65.55 0.00 3.43 0.18 0.09 30.75 20:40:01 2 64.56 0.00 2.83 0.11 0.09 32.41 20:40:01 3 63.09 0.00 3.23 0.08 0.09 33.51 20:50:01 all 64.57 0.00 3.97 0.13 0.09 31.24 20:50:01 0 63.80 0.00 4.10 0.14 0.09 31.87 20:50:01 1 64.13 0.00 3.65 0.12 0.09 32.00 20:50:01 2 65.73 0.00 4.09 0.17 0.09 29.92 20:50:01 3 64.61 0.00 4.02 0.10 0.09 31.19 Average: all 64.41 0.00 3.53 0.14 0.09 31.82 Average: 0 63.82 0.00 3.49 0.19 0.09 32.41 Average: 1 64.84 0.00 3.54 0.15 0.09 31.38 Average: 2 65.15 0.00 3.46 0.14 0.09 31.16 Average: 3 63.85 0.00 3.62 0.09 0.09 32.35