---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-54195 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 629 9058 4 6301 15017 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:37:43:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84586sec preferred_lft 84586sec inet6 fe80::f816:3eff:fe37:43d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:a9:7f:01:f4:57 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-54195) 03/30/26 _x86_64_ (4 CPU) 07:12:46 LINUX RESTART (4 CPU) 07:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 26.64 0.02 23.65 2.98 0.21 2196.90 9939.66 07:40:00 20.93 0.02 19.12 1.79 0.36 3891.46 13901.82 Average: 23.75 0.02 21.35 2.38 0.28 3056.46 11949.47 07:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 9557588 13220588 2736564 16.71 144720 3630564 2787768 16.00 717380 5690956 34352 07:40:00 5869268 10452648 5500900 33.60 160420 4495816 5285780 30.34 978832 9058444 24988 Average: 7713428 11836618 4118732 25.16 152570 4063190 4036774 23.17 848106 7374700 29670 07:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 1539.75 1539.75 1462.76 1462.76 0.00 0.00 0.00 0.00 07:30:00 ens3 23.14 20.11 11.51 6.62 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 851.02 851.02 5278.33 5278.33 0.00 0.00 0.00 0.00 07:40:00 ens3 18.10 15.17 31.29 5.25 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1190.40 1190.40 3398.20 3398.20 0.00 0.00 0.00 0.00 Average: ens3 20.58 17.61 21.55 5.92 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-54195) 03/30/26 _x86_64_ (4 CPU) 07:12:46 LINUX RESTART (4 CPU) 07:20:17 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 66.97 0.00 2.37 0.06 0.11 30.48 07:30:00 0 67.62 0.00 2.32 0.08 0.11 29.87 07:30:00 1 66.61 0.00 2.49 0.05 0.11 30.73 07:30:00 2 66.58 0.00 2.21 0.06 0.11 31.04 07:30:00 3 67.08 0.00 2.46 0.06 0.11 30.29 07:40:00 all 51.04 0.00 1.78 0.18 0.10 46.91 07:40:00 0 48.61 0.00 2.02 0.16 0.10 49.12 07:40:00 1 46.79 0.00 1.85 0.08 0.09 51.19 07:40:00 2 52.74 0.00 1.38 0.02 0.10 45.76 07:40:00 3 56.02 0.00 1.88 0.45 0.10 41.54 Average: all 58.88 0.00 2.07 0.12 0.11 38.82 Average: 0 57.98 0.00 2.16 0.12 0.11 39.64 Average: 1 56.54 0.00 2.16 0.07 0.10 41.13 Average: 2 59.55 0.00 1.79 0.04 0.10 38.52 Average: 3 61.47 0.00 2.17 0.26 0.11 36.00