---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-17302 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 17G 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 643 6663 4 8681 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:ff:f0:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.154/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85045sec preferred_lft 85045sec inet6 fe80::f816:3eff:feff:f037/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:7b:0c:3c:a5:eb 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-17302) 06/18/26 _x86_64_ (4 CPU) 05:17:58 LINUX RESTART (4 CPU) 05:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 49.42 4.46 43.19 1.76 215.21 22576.03 5731.49 05:40:04 275.83 3.90 261.46 10.48 165.56 14555.95 55606.24 Average: 163.09 4.18 152.78 6.14 190.28 18549.29 30772.73 05:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 7863412 13690876 2257916 13.79 200596 5621236 2540328 14.58 1168644 6779108 150180 05:40:04 6864232 15401304 524140 3.20 330796 7981924 1067888 6.13 2129228 6597764 10884 Average: 7363822 14546090 1391028 8.50 265696 6801580 1804108 10.36 1648936 6688436 80532 05:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.73 0.73 0.19 0.19 0.00 0.00 0.00 0.00 05:30:01 ens3 210.25 159.92 1728.67 35.85 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:04 lo 17.57 17.57 1.71 1.71 0.00 0.00 0.00 0.00 05:40:04 ens3 118.48 117.00 297.21 661.47 0.00 0.00 0.00 0.00 05:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.19 9.19 0.95 0.95 0.00 0.00 0.00 0.00 Average: ens3 164.17 138.37 1009.95 349.96 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-17302) 06/18/26 _x86_64_ (4 CPU) 05:17:58 LINUX RESTART (4 CPU) 05:20:03 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 36.05 0.00 2.71 0.69 0.07 60.47 05:30:01 0 34.42 0.00 2.59 0.72 0.07 62.20 05:30:01 1 37.23 0.00 2.91 0.44 0.08 59.34 05:30:01 2 34.52 0.00 2.35 0.99 0.08 62.06 05:30:01 3 38.02 0.00 2.99 0.63 0.07 58.29 05:40:04 all 37.07 0.00 3.07 0.44 0.08 59.33 05:40:04 0 40.56 0.00 3.11 0.41 0.09 55.83 05:40:04 1 35.80 0.00 3.00 0.52 0.08 60.60 05:40:04 2 32.49 0.00 2.87 0.40 0.08 64.16 05:40:04 3 39.43 0.00 3.30 0.42 0.09 56.75 Average: all 36.56 0.00 2.89 0.57 0.08 59.90 Average: 0 37.50 0.00 2.85 0.57 0.08 59.01 Average: 1 36.52 0.00 2.95 0.48 0.08 59.97 Average: 2 33.50 0.00 2.61 0.70 0.08 63.11 Average: 3 38.73 0.00 3.14 0.53 0.08 57.52