---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25379 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 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 704 9558 4 5726 14942 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:d3:1b:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84457sec preferred_lft 84457sec inet6 fe80::f816:3eff:fed3:1b99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:4c:09:56:75:41 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25379) 01/10/26 _x86_64_ (4 CPU) 15:46:16 LINUX RESTART (4 CPU) 15:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 46.83 1.73 28.93 16.17 678.18 5147.79 261541.74 16:10:06 33.93 0.06 30.66 3.20 1.42 5970.22 25365.90 Average: 40.27 0.88 29.81 9.57 333.84 5566.24 141374.40 15:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 8623356 12673020 3282472 20.05 158876 3975816 3435408 19.72 940604 6387032 195388 16:10:06 7723548 12979244 2970420 18.14 184768 5092204 3306908 18.98 1207044 6946952 25412 Average: 8173452 12826132 3126446 19.10 171822 4534010 3371158 19.35 1073824 6666992 110400 15:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 955.80 955.80 910.35 910.35 0.00 0.00 0.00 0.00 16:00:01 ens3 79.43 58.55 523.59 16.86 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:06 lo 1150.06 1150.06 1095.06 1095.06 0.00 0.00 0.00 0.00 16:10:06 ens3 49.22 40.60 226.59 12.21 0.00 0.00 0.00 0.00 16:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1054.64 1054.64 1004.33 1004.33 0.00 0.00 0.00 0.00 Average: ens3 64.06 49.41 372.47 14.49 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25379) 01/10/26 _x86_64_ (4 CPU) 15:46:16 LINUX RESTART (4 CPU) 15:50:18 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 65.95 0.00 2.37 0.18 0.10 31.39 16:00:01 0 66.49 0.00 2.48 0.25 0.10 30.68 16:00:01 1 67.26 0.00 2.14 0.14 0.10 30.36 16:00:01 2 65.71 0.00 2.32 0.09 0.10 31.79 16:00:01 3 64.36 0.00 2.52 0.27 0.11 32.75 16:10:06 all 57.50 0.00 2.28 0.21 0.11 39.90 16:10:06 0 60.06 0.00 2.45 0.24 0.12 37.13 16:10:06 1 56.55 0.00 2.08 0.14 0.11 41.13 16:10:06 2 58.15 0.00 2.16 0.12 0.11 39.47 16:10:06 3 55.25 0.00 2.41 0.36 0.11 41.87 Average: all 61.65 0.00 2.32 0.20 0.11 35.72 Average: 0 63.22 0.00 2.47 0.24 0.11 33.96 Average: 1 61.81 0.00 2.11 0.14 0.10 35.84 Average: 2 61.86 0.00 2.24 0.10 0.10 35.69 Average: 3 59.73 0.00 2.46 0.31 0.11 37.39