---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-6170 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 14G 64G 18% / 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 626 8388 4 6974 15020 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:66:3a:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.58/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85035sec preferred_lft 85035sec inet6 fe80::f816:3eff:fe66:3ac5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:e9:8b:dd:ad:ba 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-6170) 06/02/26 _x86_64_ (4 CPU) 18:37:27 LINUX RESTART (4 CPU) 18:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:09 11.19 1.40 9.63 0.16 97.32 4202.53 1118.48 19:00:00 257.05 0.87 232.18 24.00 23.19 14810.18 290201.04 Average: 133.22 1.14 120.09 11.99 60.53 9467.49 144600.52 18:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:09 9633652 13658216 2298264 14.04 180316 3923004 2579204 14.80 657808 5619152 392556 19:00:00 8624332 15415152 518228 3.17 309380 6342668 1032416 5.93 1550268 5500732 13840 Average: 9128992 14536684 1408246 8.60 244848 5132836 1805810 10.37 1104038 5559942 203198 18:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:09 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 18:50:09 ens3 135.54 120.32 726.40 29.13 0.00 0.00 0.00 0.00 18:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 17.28 17.28 1.63 1.63 0.00 0.00 0.00 0.00 19:00:00 ens3 115.62 114.49 287.90 631.27 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.78 8.78 0.83 0.83 0.00 0.00 0.00 0.00 Average: ens3 125.65 117.42 508.75 327.99 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-6170) 06/02/26 _x86_64_ (4 CPU) 18:37:27 LINUX RESTART (4 CPU) 18:40:09 CPU %user %nice %system %iowait %steal %idle 18:50:09 all 23.65 0.00 1.41 0.24 0.06 74.64 18:50:09 0 23.39 0.00 1.19 0.38 0.06 74.98 18:50:09 1 23.45 0.00 1.42 0.12 0.06 74.94 18:50:09 2 24.45 0.00 1.81 0.34 0.06 73.34 18:50:09 3 23.32 0.00 1.22 0.12 0.06 75.28 19:00:00 all 35.83 0.00 3.09 0.76 0.09 60.24 19:00:00 0 34.12 0.00 2.91 0.74 0.09 62.15 19:00:00 1 39.16 0.00 3.06 0.50 0.09 57.19 19:00:00 2 39.08 0.00 3.04 0.91 0.09 56.88 19:00:00 3 30.94 0.00 3.33 0.88 0.08 64.76 Average: all 29.69 0.00 2.24 0.50 0.07 67.50 Average: 0 28.72 0.00 2.04 0.56 0.07 68.61 Average: 1 31.24 0.00 2.24 0.31 0.07 66.14 Average: 2 31.70 0.00 2.42 0.62 0.08 65.19 Average: 3 27.10 0.00 2.27 0.50 0.07 70.07