---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10230 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 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 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 676 10399 4 4913 14969 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:8c:c2:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe8c:c21b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:28:ca:62:88:f2 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10230) 02/13/26 _x86_64_ (4 CPU) 16:08:37 LINUX RESTART (4 CPU) 16:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:15 35.09 2.96 17.87 14.26 361.91 3971.14 244640.45 16:30:01 11.24 0.55 9.76 0.94 18.21 2338.80 2027.36 Average: 23.36 1.77 13.88 7.70 192.84 3168.15 125292.98 16:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:15 10703376 13925868 2034828 12.43 126072 3236780 2658108 15.26 600532 4711136 32960 16:30:01 9222924 13255324 2698372 16.48 158848 3938684 2830492 16.25 794484 5900536 160848 Average: 9963150 13590596 2366600 14.45 142460 3587732 2744300 15.75 697508 5305836 96904 16:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:15 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 16:20:15 ens3 82.71 64.98 849.23 14.70 0.00 0.00 0.00 0.00 16:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 1.28 1.28 0.13 0.13 0.00 0.00 0.00 0.00 16:30:01 ens3 52.75 43.86 148.84 14.56 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 67.98 54.59 504.69 14.63 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10230) 02/13/26 _x86_64_ (4 CPU) 16:08:37 LINUX RESTART (4 CPU) 16:10:11 CPU %user %nice %system %iowait %steal %idle 16:20:15 all 39.57 0.00 1.45 0.34 0.09 58.55 16:20:15 0 40.64 0.00 1.50 0.26 0.09 57.50 16:20:15 1 40.46 0.00 1.53 0.51 0.09 57.40 16:20:15 2 37.83 0.00 1.46 0.20 0.09 60.41 16:20:15 3 39.35 0.00 1.28 0.40 0.09 58.87 16:30:01 all 66.20 0.00 2.11 0.05 0.13 31.52 16:30:01 0 65.50 0.00 2.14 0.05 0.13 32.18 16:30:01 1 65.47 0.00 1.98 0.04 0.13 32.37 16:30:01 2 67.29 0.00 2.09 0.03 0.13 30.45 16:30:01 3 66.52 0.00 2.23 0.06 0.13 31.06 Average: all 52.66 0.00 1.77 0.20 0.11 45.26 Average: 0 52.87 0.00 1.82 0.16 0.11 45.05 Average: 1 52.75 0.00 1.75 0.28 0.11 45.10 Average: 2 52.32 0.00 1.77 0.12 0.11 45.68 Average: 3 52.71 0.00 1.75 0.24 0.11 45.20