---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38605 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 666 10366 4 4956 14979 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:b9:8b:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84605sec preferred_lft 84605sec inet6 fe80::f816:3eff:feb9:8bc7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:d5:97:12:47:52 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-38605) 07/25/26 _x86_64_ (4 CPU) 09:10:28 LINUX RESTART (4 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 10.99 0.47 9.39 1.13 18.39 2216.24 2478.60 09:40:05 31.22 0.58 26.04 4.61 24.14 3655.63 6832.30 Average: 21.15 0.52 17.75 2.88 21.28 2939.17 4665.23 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 9254048 13076144 2879868 17.59 149860 3757284 3181384 18.26 723364 5973400 24120 09:40:05 10616880 15337432 612152 3.74 174828 4574144 1130420 6.49 980632 4262060 14064 Average: 9935464 14206788 1746010 10.66 162344 4165714 2155902 12.37 851998 5117730 19092 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 1.44 1.44 0.14 0.14 0.00 0.00 0.00 0.00 09:30:01 ens3 80.93 58.42 104.08 17.78 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 lo 1739.68 1739.68 1645.63 1645.63 0.00 0.00 0.00 0.00 09:40:05 ens3 126.14 110.51 420.70 194.53 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 874.47 874.47 826.58 826.58 0.00 0.00 0.00 0.00 Average: ens3 103.63 84.59 263.10 106.55 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-38605) 07/25/26 _x86_64_ (4 CPU) 09:10:28 LINUX RESTART (4 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 72.02 0.00 2.22 0.02 0.10 25.64 09:30:01 0 69.62 0.00 2.08 0.01 0.10 28.19 09:30:01 1 75.72 0.00 2.48 0.02 0.10 21.67 09:30:01 2 74.52 0.00 2.29 0.03 0.10 23.07 09:30:01 3 68.21 0.00 2.03 0.03 0.10 29.63 09:40:05 all 42.06 0.00 2.02 0.09 0.08 55.76 09:40:05 0 41.63 0.00 2.59 0.17 0.07 55.53 09:40:05 1 39.94 0.00 1.75 0.05 0.07 58.19 09:40:05 2 41.66 0.00 1.90 0.07 0.08 56.29 09:40:05 3 45.00 0.00 1.86 0.05 0.08 53.02 Average: all 56.97 0.00 2.12 0.06 0.09 40.77 Average: 0 55.55 0.00 2.34 0.09 0.09 41.93 Average: 1 57.75 0.00 2.11 0.04 0.09 40.01 Average: 2 58.03 0.00 2.09 0.05 0.09 39.74 Average: 3 56.55 0.00 1.94 0.04 0.09 41.38