---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7155 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 600 10545 4 4843 15046 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:2b:30:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84831sec preferred_lft 84831sec inet6 fe80::f816:3eff:fe2b:30db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:ff:12:d5:aa:0f 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-7155) 04/23/26 _x86_64_ (4 CPU) 20:07:29 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 8.35 1.68 6.47 0.20 120.49 2132.65 137.53 20:30:01 10.82 0.52 9.61 0.70 19.00 1821.15 3608.76 Average: 9.59 1.10 8.04 0.45 69.76 1976.96 1872.44 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 9138572 12107380 3856228 23.55 111660 3023772 4023056 23.09 491852 6406808 1036 20:30:01 10249388 13650868 2309456 14.11 130068 3409364 2489928 14.29 653224 5075548 5012 Average: 9693980 12879124 3082842 18.83 120864 3216568 3256492 18.69 572538 5741178 3024 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.65 0.65 0.39 0.39 0.00 0.00 0.00 0.00 20:20:01 ens3 22.66 19.29 199.30 3.79 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 187.26 187.26 177.64 177.64 0.00 0.00 0.00 0.00 20:30:01 ens3 34.27 25.96 432.24 3.37 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 93.92 93.92 88.98 88.98 0.00 0.00 0.00 0.00 Average: ens3 28.47 22.63 315.72 3.58 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-7155) 04/23/26 _x86_64_ (4 CPU) 20:07:29 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 50.47 0.00 0.83 0.05 0.07 48.58 20:20:01 0 53.67 0.00 0.98 0.05 0.07 45.23 20:20:01 1 53.71 0.00 0.86 0.08 0.08 45.29 20:20:01 2 44.83 0.00 0.61 0.01 0.07 54.48 20:20:01 3 49.69 0.00 0.86 0.04 0.07 49.33 20:30:01 all 48.11 0.00 0.92 0.03 0.07 50.86 20:30:01 0 71.58 0.00 1.13 0.03 0.09 27.17 20:30:01 1 47.59 0.00 0.77 0.02 0.07 51.54 20:30:01 2 33.87 0.00 0.89 0.02 0.07 65.15 20:30:01 3 39.41 0.00 0.89 0.05 0.07 59.59 Average: all 49.30 0.00 0.87 0.04 0.07 49.72 Average: 0 62.61 0.00 1.06 0.04 0.08 36.21 Average: 1 50.65 0.00 0.81 0.05 0.07 48.42 Average: 2 39.35 0.00 0.75 0.02 0.07 59.81 Average: 3 44.55 0.00 0.88 0.04 0.07 54.46