---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2380 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 68G 14% / 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 688 10335 4 4965 14958 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:0b:51:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84728sec preferred_lft 84728sec inet6 fe80::f816:3eff:fe0b:5127/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:8a:06:b5:a2:38 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-2380) 01/20/26 _x86_64_ (4 CPU) 15:07:29 LINUX RESTART (4 CPU) 15:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:00 29.61 2.58 12.78 14.25 739.44 3179.20 243704.84 15:30:00 30.74 0.81 26.65 3.28 24.07 3307.57 6048.59 Average: 30.17 1.69 19.71 8.77 381.75 3243.39 124875.72 15:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:00 10251448 13707520 2252400 13.76 130124 3457464 2544772 14.61 755424 4995132 41200 15:30:00 8707620 13160368 2791076 17.05 169056 4330812 2810604 16.13 1012888 6165816 151304 Average: 9479534 13433944 2521738 15.40 149590 3894138 2677688 15.37 884156 5580474 96252 15:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:00 lo 1.19 1.19 0.13 0.13 0.00 0.00 0.00 0.00 15:20:00 ens3 100.39 75.48 727.43 17.95 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 1549.38 1549.38 1476.26 1476.26 0.00 0.00 0.00 0.00 15:30:00 ens3 82.91 61.45 417.23 16.43 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 775.29 775.29 738.20 738.20 0.00 0.00 0.00 0.00 Average: ens3 91.65 68.46 572.33 17.19 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-2380) 01/20/26 _x86_64_ (4 CPU) 15:07:29 LINUX RESTART (4 CPU) 15:10:00 CPU %user %nice %system %iowait %steal %idle 15:20:00 all 58.60 0.00 1.91 0.15 0.08 39.26 15:20:00 0 58.35 0.00 1.86 0.22 0.09 39.49 15:20:00 1 58.25 0.00 1.66 0.12 0.08 39.88 15:20:00 2 59.03 0.00 2.01 0.11 0.09 38.76 15:20:00 3 58.78 0.00 2.10 0.13 0.08 38.90 15:30:00 all 65.07 0.00 2.58 1.97 0.11 30.27 15:30:00 0 63.46 0.00 2.40 0.51 0.11 33.52 15:30:00 1 66.93 0.00 2.77 0.28 0.11 29.90 15:30:00 2 66.40 0.00 2.52 6.87 0.12 24.09 15:30:00 3 63.49 0.00 2.62 0.21 0.11 33.57 Average: all 61.84 0.00 2.24 1.06 0.10 34.77 Average: 0 60.90 0.00 2.13 0.37 0.10 36.50 Average: 1 62.59 0.00 2.22 0.20 0.10 34.90 Average: 2 62.71 0.00 2.27 3.49 0.10 31.43 Average: 3 61.13 0.00 2.36 0.17 0.10 36.24