---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12203 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 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 669 10019 4 5300 14977 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:03:7b:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85029sec preferred_lft 85029sec inet6 fe80::f816:3eff:fe03:7bd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:89:2d:a5:28:96 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-12203) 05/09/26 _x86_64_ (4 CPU) 05:28:39 LINUX RESTART (4 CPU) 05:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:19 27.57 2.98 10.98 13.60 145.75 3534.35 236364.45 05:50:19 20.25 0.68 18.48 1.09 74.75 7058.76 2970.95 Average: 23.94 1.84 14.70 7.40 110.55 5281.72 120650.31 05:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:19 10632100 13738336 2223728 13.58 137024 3112576 2557236 14.68 569388 4815984 26980 05:50:19 8792968 13974328 1977372 12.08 181148 5029128 2296604 13.18 987120 6083540 74980 Average: 9712534 13856332 2100550 12.83 159086 4070852 2426920 13.93 778254 5449762 50980 05:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:19 lo 2.47 2.47 0.20 0.20 0.00 0.00 0.00 0.00 05:40:19 ens3 77.75 64.01 455.82 14.01 0.00 0.00 0.00 0.00 05:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:19 lo 2.02 2.02 0.17 0.17 0.00 0.00 0.00 0.00 05:50:19 ens3 119.98 98.76 593.59 27.68 0.00 0.00 0.00 0.00 05:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.24 2.24 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 98.69 81.24 524.12 20.79 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-12203) 05/09/26 _x86_64_ (4 CPU) 05:28:39 LINUX RESTART (4 CPU) 05:30:09 CPU %user %nice %system %iowait %steal %idle 05:40:19 all 58.58 0.00 1.92 0.07 0.08 39.36 05:40:19 0 56.87 0.00 1.79 0.04 0.08 41.22 05:40:19 1 59.80 0.00 1.94 0.11 0.07 38.08 05:40:19 2 57.02 0.00 1.94 0.08 0.07 40.90 05:40:19 3 60.64 0.00 2.02 0.03 0.08 37.23 05:50:19 all 59.58 0.00 2.33 0.07 0.08 37.94 05:50:19 0 58.56 0.00 2.43 0.08 0.08 38.86 05:50:19 1 58.32 0.00 2.43 0.10 0.07 39.08 05:50:19 2 58.42 0.00 2.01 0.06 0.07 39.43 05:50:19 3 63.02 0.00 2.45 0.06 0.08 34.39 Average: all 59.07 0.00 2.12 0.07 0.08 38.66 Average: 0 57.70 0.00 2.11 0.06 0.08 40.05 Average: 1 59.06 0.00 2.18 0.11 0.07 38.57 Average: 2 57.71 0.00 1.97 0.07 0.07 40.17 Average: 3 61.82 0.00 2.23 0.04 0.08 35.83