---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14342 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 743 9599 4 5646 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:a5:82:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:fea5:8271/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:98:36:2e:2a:57 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14342) 12/16/25 _x86_64_ (4 CPU) 15:47:26 LINUX RESTART (4 CPU) 15:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 26.81 3.10 21.72 1.98 564.29 5045.17 3566.51 16:10:01 32.34 0.07 28.70 3.56 1.52 3181.82 11657.16 Average: 29.60 1.57 25.25 2.78 279.89 4103.50 7655.23 15:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 9842936 13560488 2395192 14.63 154196 3661884 2669132 15.32 823348 5282644 10704 16:10:01 7769592 12940320 3009032 18.38 188816 5004992 3239752 18.60 1134712 6960268 863364 Average: 8806264 13250404 2702112 16.50 171506 4333438 2954442 16.96 979030 6121456 437034 15:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 lo 694.77 694.77 661.46 661.46 0.00 0.00 0.00 0.00 16:00:02 ens3 100.54 75.36 904.30 17.16 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1423.41 1423.41 1356.03 1356.03 0.00 0.00 0.00 0.00 16:10:01 ens3 54.92 41.43 229.67 12.94 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1062.99 1062.99 1012.47 1012.47 0.00 0.00 0.00 0.00 Average: ens3 77.49 58.22 563.37 15.03 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14342) 12/16/25 _x86_64_ (4 CPU) 15:47:26 LINUX RESTART (4 CPU) 15:50:15 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 57.88 0.00 2.01 0.09 0.08 39.93 16:00:02 0 57.52 0.00 1.77 0.08 0.08 40.55 16:00:02 1 59.95 0.00 2.11 0.10 0.08 37.76 16:00:02 2 57.45 0.00 2.12 0.04 0.08 40.31 16:00:02 3 56.62 0.00 2.04 0.15 0.09 41.10 16:10:01 all 55.09 0.00 2.37 0.11 0.09 42.35 16:10:01 0 55.28 0.00 2.37 0.12 0.09 42.14 16:10:01 1 54.34 0.00 2.11 0.10 0.09 43.36 16:10:01 2 55.21 0.00 2.51 0.10 0.09 42.10 16:10:01 3 55.52 0.00 2.48 0.14 0.08 41.78 Average: all 56.47 0.00 2.19 0.10 0.08 41.15 Average: 0 56.39 0.00 2.07 0.10 0.09 41.35 Average: 1 57.12 0.00 2.11 0.10 0.08 40.59 Average: 2 56.32 0.00 2.32 0.07 0.08 41.21 Average: 3 56.07 0.00 2.26 0.14 0.09 41.44