---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-3363 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 16G 62G 21% / 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 644 6510 4 8834 15002 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:f9:b9:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.44/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85037sec preferred_lft 85037sec inet6 fe80::f816:3eff:fef9:b955/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:57:e8:7b:51:04 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3363) 05/25/26 _x86_64_ (4 CPU) 05:17:48 LINUX RESTART (4 CPU) 05:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:00 37.70 2.42 33.90 1.39 151.51 14708.12 4084.48 05:40:00 241.15 0.93 216.89 23.33 26.05 14680.87 333623.20 Average: 139.43 1.68 125.39 12.36 88.78 14694.49 168853.84 05:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:00 7461752 13480124 2467616 15.07 200464 5809568 2595192 14.90 1152552 7217180 163068 05:40:00 6632056 15335136 589544 3.60 325944 8152276 1100964 6.32 2081072 6852176 21508 Average: 7046904 14407630 1528580 9.34 263204 6980922 1848078 10.61 1616812 7034678 92288 05:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:00 lo 0.70 0.70 0.20 0.20 0.00 0.00 0.00 0.00 05:30:00 ens3 164.31 132.13 1620.47 30.43 0.00 0.00 0.00 0.00 05:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:00 lo 17.65 17.65 1.66 1.66 0.00 0.00 0.00 0.00 05:40:00 ens3 114.73 119.61 298.81 664.92 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.17 9.17 0.93 0.93 0.00 0.00 0.00 0.00 Average: ens3 139.52 125.87 959.64 347.68 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3363) 05/25/26 _x86_64_ (4 CPU) 05:17:48 LINUX RESTART (4 CPU) 05:20:00 CPU %user %nice %system %iowait %steal %idle 05:30:00 all 38.11 0.00 4.29 0.17 0.14 57.29 05:30:00 0 36.96 0.00 3.99 0.16 0.14 58.76 05:30:00 1 36.76 0.00 4.43 0.16 0.14 58.52 05:30:00 2 41.13 0.00 4.22 0.12 0.13 54.40 05:30:00 3 37.61 0.00 4.51 0.24 0.14 57.50 05:40:00 all 38.11 0.00 3.33 0.22 0.10 58.24 05:40:00 0 41.29 0.00 3.79 0.30 0.11 54.52 05:40:00 1 43.39 0.00 3.59 0.15 0.10 52.77 05:40:00 2 35.83 0.00 3.19 0.25 0.09 60.64 05:40:00 3 31.94 0.00 2.76 0.17 0.09 65.04 Average: all 38.11 0.00 3.81 0.19 0.12 57.77 Average: 0 39.13 0.00 3.89 0.23 0.12 56.64 Average: 1 40.07 0.00 4.01 0.16 0.12 55.64 Average: 2 38.48 0.00 3.71 0.19 0.11 57.52 Average: 3 34.78 0.00 3.63 0.21 0.12 61.26