---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23169 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 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 691 8523 4 6774 14955 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:d9:02:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84311sec preferred_lft 84311sec inet6 fe80::f816:3eff:fed9:2c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:e4:f0:2e:1e:ac 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-23169) 01/08/26 _x86_64_ (4 CPU) 19:01:25 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:05 23.52 0.06 20.63 2.83 6.36 2168.23 4026.93 19:30:01 29.76 0.03 26.77 2.97 0.55 4485.78 7419.48 Average: 26.63 0.04 23.69 2.90 3.46 3323.55 5718.16 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:05 9033892 12962708 2992872 18.28 148832 3894476 3259336 18.71 935468 5999544 16112 19:30:01 5753016 10735544 5215756 31.86 163992 4887572 5408940 31.05 1234672 8926556 344 Average: 7393454 11849126 4104314 25.07 156412 4391024 4334138 24.88 1085070 7463050 8228 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:05 lo 1304.17 1304.17 1235.76 1235.76 0.00 0.00 0.00 0.00 19:20:05 ens3 40.02 33.09 27.60 11.81 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1153.85 1153.85 1141.72 1141.72 0.00 0.00 0.00 0.00 19:30:01 ens3 45.20 32.26 30.73 11.17 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1229.23 1229.23 1188.88 1188.88 0.00 0.00 0.00 0.00 Average: ens3 42.60 32.68 29.16 11.49 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-23169) 01/08/26 _x86_64_ (4 CPU) 19:01:25 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:05 all 64.45 0.00 2.29 0.08 0.10 33.08 19:20:05 0 64.66 0.00 2.23 0.12 0.10 32.88 19:20:05 1 65.22 0.00 2.57 0.07 0.10 32.04 19:20:05 2 64.61 0.00 2.12 0.05 0.11 33.11 19:20:05 3 63.29 0.00 2.23 0.09 0.10 34.30 19:30:01 all 54.81 0.00 2.26 0.10 0.09 42.74 19:30:01 0 56.77 0.00 2.25 0.21 0.09 40.67 19:30:01 1 53.88 0.00 2.60 0.06 0.09 43.37 19:30:01 2 51.79 0.00 2.09 0.07 0.09 45.95 19:30:01 3 56.81 0.00 2.08 0.05 0.10 40.96 Average: all 59.64 0.00 2.27 0.09 0.10 37.90 Average: 0 60.73 0.00 2.24 0.17 0.10 36.77 Average: 1 59.56 0.00 2.59 0.06 0.10 37.69 Average: 2 58.22 0.00 2.10 0.06 0.10 39.52 Average: 3 60.06 0.00 2.16 0.07 0.10 37.62