---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8402 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 673 8970 4 6345 14972 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:41:a9:d9 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 84233sec preferred_lft 84233sec inet6 fe80::f816:3eff:fe41:a9d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:18:5f:42:37:fc 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-8402) 04/27/26 _x86_64_ (4 CPU) 05:21:20 LINUX RESTART (4 CPU) 05:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 26.47 0.03 23.60 2.84 0.63 2257.39 12224.07 05:50:01 37.96 0.03 21.55 16.38 0.52 3998.92 245741.30 Average: 32.21 0.03 22.58 9.61 0.57 3127.44 128887.25 05:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 9243224 13101920 2854952 17.44 147140 3813976 3102928 17.81 738976 5989864 208624 05:50:01 6422800 11052688 4900864 29.93 160524 4538080 4898920 28.12 994304 8485548 444 Average: 7833012 12077304 3877908 23.68 153832 4176028 4000924 22.97 866640 7237706 104534 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 1445.56 1445.56 1371.92 1371.92 0.00 0.00 0.00 0.00 05:40:02 ens3 39.06 31.97 22.38 11.07 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1092.64 1092.64 3248.17 3248.17 0.00 0.00 0.00 0.00 05:50:01 ens3 39.88 31.83 38.68 11.13 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1269.24 1269.24 2309.28 2309.28 0.00 0.00 0.00 0.00 Average: ens3 39.47 31.90 30.52 11.10 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-8402) 04/27/26 _x86_64_ (4 CPU) 05:21:20 LINUX RESTART (4 CPU) 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 67.26 0.00 2.37 0.05 0.11 30.22 05:40:02 0 69.50 0.00 2.43 0.06 0.11 27.90 05:40:02 1 66.68 0.00 2.44 0.03 0.11 30.75 05:40:02 2 65.17 0.00 2.28 0.07 0.11 32.37 05:40:02 3 67.69 0.00 2.32 0.04 0.11 29.85 05:50:01 all 55.31 0.00 2.10 0.10 0.10 42.40 05:50:01 0 52.59 0.00 1.96 0.04 0.10 45.31 05:50:01 1 57.79 0.00 2.40 0.12 0.10 39.58 05:50:01 2 56.13 0.00 2.22 0.10 0.10 41.44 05:50:01 3 54.73 0.00 1.81 0.13 0.09 43.24 Average: all 61.29 0.00 2.23 0.07 0.10 36.30 Average: 0 61.05 0.00 2.20 0.05 0.10 36.60 Average: 1 62.24 0.00 2.42 0.07 0.11 35.16 Average: 2 60.65 0.00 2.25 0.09 0.11 36.90 Average: 3 61.21 0.00 2.06 0.08 0.10 36.54