---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7078 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 67G 15% / 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 733 9649 4 5605 14913 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:70:ef:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fe70:ef43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:7d:8e:e3:47:5d 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-7078) 04/23/26 _x86_64_ (4 CPU) 12:37:20 LINUX RESTART (4 CPU) 12:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:10 23.32 2.65 18.97 1.70 147.75 4723.32 6845.27 13:00:01 31.57 0.05 28.17 3.35 1.64 3206.66 16130.02 Average: 27.41 1.36 23.53 2.52 75.32 3971.48 11447.96 12:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:10 9626356 13274932 2682112 16.38 153972 3588088 2946500 16.91 705464 5620244 12920 13:00:01 8874884 13349056 2603156 15.90 188284 4322688 2746760 15.77 883456 6137524 269732 Average: 9250620 13311994 2642634 16.14 171128 3955388 2846630 16.34 794460 5878884 141326 12:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:10 lo 721.72 721.72 687.37 687.37 0.00 0.00 0.00 0.00 12:50:10 ens3 104.44 79.54 813.53 17.45 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 1639.44 1639.44 1562.79 1562.79 0.00 0.00 0.00 0.00 13:00:01 ens3 55.84 42.70 218.84 12.53 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1176.66 1176.66 1121.34 1121.34 0.00 0.00 0.00 0.00 Average: ens3 80.34 61.28 518.72 15.01 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-7078) 04/23/26 _x86_64_ (4 CPU) 12:37:20 LINUX RESTART (4 CPU) 12:40:09 CPU %user %nice %system %iowait %steal %idle 12:50:10 all 63.80 0.00 2.25 0.06 0.10 33.79 12:50:10 0 64.07 0.00 2.05 0.06 0.10 33.71 12:50:10 1 63.11 0.00 2.30 0.07 0.11 34.41 12:50:10 2 65.05 0.00 2.17 0.08 0.10 32.60 12:50:10 3 62.96 0.00 2.47 0.05 0.10 34.42 13:00:01 all 57.50 0.00 2.50 0.12 0.11 39.77 13:00:01 0 55.87 0.00 2.44 0.19 0.11 41.40 13:00:01 1 58.76 0.00 2.38 0.09 0.11 38.67 13:00:01 2 56.50 0.00 2.73 0.08 0.11 40.59 13:00:01 3 58.88 0.00 2.46 0.14 0.10 38.41 Average: all 60.68 0.00 2.37 0.09 0.11 36.75 Average: 0 60.01 0.00 2.25 0.12 0.10 37.52 Average: 1 60.96 0.00 2.34 0.08 0.11 36.52 Average: 2 60.81 0.00 2.45 0.08 0.11 36.56 Average: 3 60.94 0.00 2.47 0.10 0.10 36.40