---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20118 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 695 9261 4 6031 14950 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:cd:42:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84021sec preferred_lft 84021sec inet6 fe80::f816:3eff:fecd:4273/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:8b:b5:53:e3:89 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-20118) 05/25/26 _x86_64_ (4 CPU) 20:25:10 LINUX RESTART (4 CPU) 20:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:03 31.09 2.76 13.40 14.94 545.79 4058.49 254184.00 20:50:12 60.31 0.32 49.53 10.46 9.69 4331.36 32609.96 21:00:00 38.99 0.30 32.41 6.27 11.95 5193.06 14958.07 Average: 43.63 1.12 31.94 10.56 187.82 4524.58 100115.55 20:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:03 9961968 13766180 2190596 13.38 161372 3739940 2506876 14.39 760556 5221868 93876 20:50:12 8525548 13248332 2700652 16.49 206252 4539256 2999752 17.22 966872 6380960 118144 21:00:00 9561172 15370448 573816 3.50 240992 5529056 1112964 6.39 1344260 4879420 96 Average: 9349563 14128320 1821688 11.13 202872 4602751 2206531 12.67 1023896 5494083 70705 20:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:03 lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 20:40:03 ens3 160.33 118.49 655.57 24.91 0.00 0.00 0.00 0.00 20:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:12 lo 5431.94 5431.94 5180.55 5180.55 0.00 0.00 0.00 0.00 20:50:12 ens3 88.83 65.06 317.30 20.33 0.00 0.00 0.00 0.00 20:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 2951.59 2951.59 2806.44 2806.44 0.00 0.00 0.00 0.00 21:00:00 ens3 85.31 74.04 109.82 103.50 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2819.02 2819.02 2685.37 2685.37 0.00 0.00 0.00 0.00 Average: ens3 111.33 85.69 360.96 49.21 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-20118) 05/25/26 _x86_64_ (4 CPU) 20:25:10 LINUX RESTART (4 CPU) 20:30:12 CPU %user %nice %system %iowait %steal %idle 20:40:03 all 66.50 0.00 2.32 0.10 0.12 30.96 20:40:03 0 65.59 0.00 2.09 0.08 0.12 32.12 20:40:03 1 67.85 0.00 2.61 0.16 0.12 29.25 20:40:03 2 66.05 0.00 2.29 0.08 0.12 31.46 20:40:03 3 66.51 0.00 2.27 0.07 0.12 31.03 20:50:12 all 62.60 0.00 4.05 0.29 0.11 32.94 20:50:12 0 60.18 0.00 3.33 0.13 0.11 36.24 20:50:12 1 63.36 0.00 4.10 0.35 0.11 32.08 20:50:12 2 64.01 0.00 4.55 0.36 0.11 30.97 20:50:12 3 62.87 0.00 4.23 0.33 0.11 32.45 21:00:00 all 53.13 0.00 3.03 0.10 0.11 43.62 21:00:00 0 50.12 0.00 2.82 0.14 0.11 46.81 21:00:00 1 53.36 0.00 2.77 0.16 0.11 43.61 21:00:00 2 55.86 0.00 3.45 0.07 0.11 40.50 21:00:00 3 53.19 0.00 3.08 0.06 0.11 43.56 Average: all 60.78 0.00 3.14 0.17 0.11 35.80 Average: 0 58.66 0.00 2.75 0.12 0.11 38.36 Average: 1 61.55 0.00 3.17 0.22 0.12 34.94 Average: 2 62.00 0.00 3.44 0.17 0.12 34.27 Average: 3 60.89 0.00 3.21 0.15 0.11 35.64