---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1328 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 660 8753 4 6575 14986 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:56:44:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84697sec preferred_lft 84697sec inet6 fe80::f816:3eff:fe56:440c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:89:9b:1f:79:e0 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-1328) 11/26/25 _x86_64_ (4 CPU) 09:06:26 LINUX RESTART (4 CPU) 09:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 25.46 0.73 21.71 3.02 559.37 3321.72 17293.78 09:30:16 31.11 0.03 27.93 3.15 0.53 4498.12 11640.31 Average: 28.36 0.37 24.90 3.08 273.00 3924.57 14396.66 09:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 9176020 12862284 3095952 18.91 136248 3673936 3079128 17.67 865448 5949604 16048 09:30:16 7842640 12589100 3364216 20.55 156252 4665828 3305652 18.97 1160392 6927852 1548 Average: 8509330 12725692 3230084 19.73 146250 4169882 3192390 18.32 1012920 6438728 8798 09:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 1233.97 1233.97 1169.01 1169.01 0.00 0.00 0.00 0.00 09:20:01 ens3 46.14 35.91 184.22 9.72 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:16 lo 1342.09 1342.09 1274.76 1274.76 0.00 0.00 0.00 0.00 09:30:16 ens3 27.98 22.38 25.59 7.53 0.00 0.00 0.00 0.00 09:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1289.38 1289.38 1223.20 1223.20 0.00 0.00 0.00 0.00 Average: ens3 36.83 28.98 102.93 8.60 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-1328) 11/26/25 _x86_64_ (4 CPU) 09:06:26 LINUX RESTART (4 CPU) 09:10:16 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 64.03 0.00 2.33 0.09 0.08 33.47 09:20:01 0 62.62 0.00 2.42 0.13 0.09 34.74 09:20:01 1 63.87 0.00 2.30 0.09 0.08 33.66 09:20:01 2 65.18 0.00 2.44 0.09 0.08 32.22 09:20:01 3 64.43 0.00 2.17 0.06 0.08 33.27 09:30:16 all 58.52 0.00 2.34 0.15 0.08 38.92 09:30:16 0 59.02 0.00 2.18 0.14 0.08 38.58 09:30:16 1 56.55 0.00 2.14 0.14 0.08 41.09 09:30:16 2 62.28 0.00 2.83 0.17 0.08 34.64 09:30:16 3 56.22 0.00 2.19 0.15 0.08 41.36 Average: all 61.20 0.00 2.33 0.12 0.08 36.26 Average: 0 60.78 0.00 2.30 0.13 0.08 36.71 Average: 1 60.12 0.00 2.22 0.11 0.08 37.47 Average: 2 63.69 0.00 2.64 0.13 0.08 33.46 Average: 3 60.22 0.00 2.18 0.10 0.08 37.41