---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3726 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: 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 684 9654 4 5650 14962 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:45:6e:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84526sec preferred_lft 84526sec inet6 fe80::f816:3eff:fe45:6efa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:fc:d9:bf:d4:29 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-3726) 01/24/26 _x86_64_ (4 CPU) 00:37:18 LINUX RESTART (4 CPU) 00:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 47.31 2.43 39.51 5.38 719.66 4239.26 114729.28 01:00:02 14.91 0.20 13.20 1.51 6.13 1589.30 11982.98 Average: 31.03 1.30 26.29 3.43 361.18 2907.92 63109.61 00:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 9730880 13384616 2574264 15.72 147900 3640884 2866604 16.45 877928 5392544 31516 01:00:02 9167708 13306748 2648152 16.17 163956 4078976 2884112 16.55 1005304 5792784 136012 Average: 9449294 13345682 2611208 15.95 155928 3859930 2875358 16.50 941616 5592664 83764 00:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 19.92 19.92 4.32 4.32 0.00 0.00 0.00 0.00 00:50:03 ens3 60.07 43.09 539.99 8.81 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 924.84 924.84 849.12 849.12 0.00 0.00 0.00 0.00 01:00:02 ens3 32.53 24.82 274.54 5.07 0.00 0.00 0.00 0.00 01:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 474.55 474.55 428.75 428.75 0.00 0.00 0.00 0.00 Average: ens3 46.24 33.91 406.62 6.93 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-3726) 01/24/26 _x86_64_ (4 CPU) 00:37:18 LINUX RESTART (4 CPU) 00:40:08 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 38.43 0.00 1.67 0.34 0.09 59.46 00:50:03 0 37.57 0.00 1.46 0.24 0.09 60.64 00:50:03 1 37.80 0.00 1.44 0.26 0.09 60.40 00:50:03 2 38.72 0.00 1.77 0.47 0.09 58.95 00:50:03 3 39.65 0.00 2.01 0.40 0.09 57.86 01:00:02 all 23.85 0.00 1.31 0.04 0.08 74.72 01:00:02 0 24.63 0.00 1.60 0.06 0.08 73.63 01:00:02 1 23.42 0.00 1.30 0.04 0.09 75.16 01:00:02 2 23.41 0.00 1.20 0.03 0.08 75.29 01:00:02 3 23.95 0.00 1.13 0.03 0.08 74.80 Average: all 31.11 0.00 1.49 0.19 0.09 67.12 Average: 0 31.07 0.00 1.53 0.15 0.09 67.16 Average: 1 30.58 0.00 1.37 0.15 0.09 67.81 Average: 2 31.03 0.00 1.48 0.25 0.09 67.15 Average: 3 31.76 0.00 1.57 0.21 0.09 66.37