---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-443616 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 640 8891 4 6457 15006 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:68:c3:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84580sec preferred_lft 84580sec inet6 fe80::f816:3eff:fe68:c3f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:45:58:80:a6:2c 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-443616) 03/11/26 _x86_64_ (4 CPU) 14:34:12 LINUX RESTART (4 CPU) 14:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:17 23.21 0.06 20.62 2.53 6.12 2173.49 6328.78 15:00:17 25.56 0.02 23.04 2.50 0.36 4229.25 9105.33 Average: 24.37 0.04 21.81 2.52 3.28 3187.33 7698.09 14:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:17 9285900 12889840 3066560 18.73 143820 3575736 3112204 17.86 715280 5949708 6328 15:00:17 5749516 10396908 5555520 33.93 163916 4554416 5388364 30.93 1014692 9155340 224 Average: 7517708 11643374 4311040 26.33 153868 4065076 4250284 24.40 864986 7552524 3276 14:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:17 lo 1267.53 1267.53 1201.42 1201.42 0.00 0.00 0.00 0.00 14:50:17 ens3 28.94 23.05 22.16 6.71 0.00 0.00 0.00 0.00 14:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:17 lo 1139.92 1139.92 3246.46 3246.46 0.00 0.00 0.00 0.00 15:00:17 ens3 22.57 20.22 23.64 6.65 0.00 0.00 0.00 0.00 15:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1204.60 1204.60 2209.97 2209.97 0.00 0.00 0.00 0.00 Average: ens3 25.80 21.66 22.89 6.68 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-443616) 03/11/26 _x86_64_ (4 CPU) 14:34:12 LINUX RESTART (4 CPU) 14:40:00 CPU %user %nice %system %iowait %steal %idle 14:50:17 all 66.55 0.00 2.26 0.05 0.11 31.02 14:50:17 0 65.97 0.00 2.26 0.06 0.10 31.61 14:50:17 1 68.23 0.00 2.28 0.04 0.11 29.34 14:50:17 2 65.41 0.00 2.34 0.04 0.11 32.11 14:50:17 3 66.60 0.00 2.18 0.08 0.11 31.02 15:00:17 all 55.86 0.00 2.15 0.22 0.11 41.65 15:00:17 0 54.54 0.00 2.30 0.09 0.11 42.96 15:00:17 1 61.49 0.00 2.40 0.43 0.12 35.57 15:00:17 2 51.90 0.00 2.01 0.22 0.11 45.75 15:00:17 3 55.53 0.00 1.90 0.14 0.11 42.32 Average: all 61.28 0.00 2.21 0.13 0.11 36.26 Average: 0 60.33 0.00 2.28 0.07 0.11 37.21 Average: 1 64.90 0.00 2.34 0.23 0.11 32.41 Average: 2 58.75 0.00 2.18 0.13 0.11 38.83 Average: 3 61.14 0.00 2.04 0.11 0.11 36.60