---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4461 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 29G 127G 19% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 840 7841 4 23409 30783 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:32:dc:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.207/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84909sec preferred_lft 84909sec inet6 fe80::f816:3eff:fe32:dc84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:28:6d:c2:b2:a6 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 inet6 fe80::ec28:6dff:fec2:b2a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4461) 05/28/26 _x86_64_ (8 CPU) 07:57:14 LINUX RESTART (8 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:05 310.36 0.12 299.14 11.10 6.60 63431.39 339337.34 08:20:01 292.27 1.48 286.24 4.56 18.26 43907.86 138249.92 Average: 301.37 0.79 292.73 7.85 12.39 53729.66 239412.02 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:05 15309708 31247072 1008312 3.07 382412 15297528 1641104 4.84 5445552 11098220 25916 08:20:01 5547736 30977172 1217240 3.70 610924 23897720 1789880 5.28 9900740 15658244 489632 Average: 10428722 31112122 1112776 3.39 496668 19597624 1715492 5.06 7673146 13378232 257774 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:05 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 08:10:05 ens3 152.61 101.05 2025.69 2088.83 0.00 0.00 0.00 0.00 08:10:05 docker0 11.45 32.41 0.77 682.14 0.00 0.00 0.00 0.00 08:20:01 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 118.24 76.65 1692.06 1648.73 0.00 0.00 0.00 0.00 08:20:01 docker0 27.97 42.63 2.19 876.83 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 135.53 88.92 1859.90 1870.13 0.00 0.00 0.00 0.00 Average: docker0 19.66 37.49 1.48 778.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4461) 05/28/26 _x86_64_ (8 CPU) 07:57:14 LINUX RESTART (8 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:05 all 8.63 0.00 3.15 2.28 0.06 85.88 08:10:05 0 9.02 0.00 2.99 1.78 0.06 86.16 08:10:05 1 9.04 0.00 3.10 3.64 0.05 84.16 08:10:05 2 7.69 0.00 3.63 3.17 0.06 85.44 08:10:05 3 8.68 0.00 3.10 1.55 0.05 86.61 08:10:05 4 8.13 0.00 3.25 2.44 0.06 86.12 08:10:05 5 8.24 0.00 3.13 2.81 0.05 85.77 08:10:05 6 10.13 0.00 3.18 1.20 0.06 85.43 08:10:05 7 8.12 0.00 2.81 1.64 0.05 87.37 08:20:01 all 14.08 0.00 3.91 0.85 0.06 81.11 08:20:01 0 14.30 0.00 3.85 0.31 0.06 81.47 08:20:01 1 11.27 0.00 3.25 0.92 0.05 84.51 08:20:01 2 13.07 0.00 4.04 1.31 0.06 81.52 08:20:01 3 11.88 0.00 3.84 1.18 0.06 83.04 08:20:01 4 19.80 0.00 4.61 0.56 0.06 74.96 08:20:01 5 14.14 0.00 3.94 0.43 0.06 81.44 08:20:01 6 13.40 0.00 3.87 0.94 0.06 81.72 08:20:01 7 14.77 0.00 3.85 1.12 0.06 80.21 Average: all 11.33 0.00 3.52 1.57 0.06 83.52 Average: 0 11.64 0.00 3.42 1.05 0.06 83.84 Average: 1 10.15 0.00 3.17 2.29 0.05 84.33 Average: 2 10.36 0.00 3.84 2.25 0.06 83.50 Average: 3 10.27 0.00 3.47 1.36 0.06 84.84 Average: 4 13.92 0.00 3.93 1.51 0.06 80.59 Average: 5 11.16 0.00 3.53 1.63 0.05 83.62 Average: 6 11.75 0.00 3.52 1.07 0.06 83.59 Average: 7 11.42 0.00 3.32 1.39 0.05 83.82