---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14282 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 25G 131G 16% / 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 981 12798 3 18311 30642 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:2c:bb:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.144/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fe2c:bbf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:d6:9e:f3:74:35 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::5cd6:9eff:fef3:7435/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14282) 07/31/26 _x86_64_ (8 CPU) 11:04:23 LINUX RESTART (8 CPU) 11:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:08 287.94 0.48 277.69 9.76 22.48 48305.43 74302.63 11:30:00 11.81 0.16 11.24 0.41 5.82 419.24 4412.96 Average: 150.78 0.32 145.34 5.12 14.21 24519.19 39586.72 11:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:08 953472 20472168 11682388 35.55 601332 18025908 17690948 52.17 4769152 23439700 172 11:30:00 242112 19220344 12933092 39.36 585548 17502140 18869796 55.64 4785628 24150216 304 Average: 597792 19846256 12307740 37.45 593440 17764024 18280372 53.91 4777390 23794958 238 11:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:08 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 11:20:08 ens3 292.07 176.78 2441.38 53.08 0.00 0.00 0.00 0.00 11:20:08 docker0 21.20 34.90 1.22 723.74 0.00 0.00 0.00 0.00 11:20:08 br-bf4dac0aec53 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:20:08 vethfc0d2f6 0.24 0.28 0.02 0.02 0.00 0.00 0.00 0.00 11:20:08 vethe3d8766 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:20:08 veth80c79fd 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:20:08 veth455b1d5 7.49 7.20 4.78 1.36 0.00 0.00 0.00 0.00 11:20:08 veth2290ebc 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:08 veth30b798e 1.64 1.62 0.18 1.00 0.00 0.00 0.00 0.00 11:20:08 veth88d3aca 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 11:20:08 veth2af7b73 0.89 0.77 0.12 0.86 0.00 0.00 0.00 0.00 11:30:00 lo 5.53 5.53 25.85 25.85 0.00 0.00 0.00 0.00 11:30:00 ens3 13.03 7.25 5.12 4.11 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 br-bf4dac0aec53 3.07 2.90 25.20 0.71 0.00 0.00 0.00 0.00 11:30:00 vethfc0d2f6 0.46 0.27 0.07 0.44 0.00 0.00 0.00 0.00 11:30:00 vethe3d8766 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 veth80c79fd 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:30:00 veth455b1d5 249.89 269.10 183.37 126.69 0.00 0.00 0.00 0.02 11:30:00 veth2290ebc 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 veth30b798e 129.17 119.67 100.04 66.44 0.00 0.00 0.00 0.01 11:30:00 veth2af7b73 147.32 136.93 67.76 120.77 0.00 0.00 0.00 0.01 Average: lo 3.08 3.08 12.87 12.87 0.00 0.00 0.00 0.00 Average: ens3 153.46 92.57 1231.23 28.76 0.00 0.00 0.00 0.00 Average: docker0 10.67 17.56 0.61 364.24 0.00 0.00 0.00 0.00 Average: br-bf4dac0aec53 1.67 1.57 12.52 0.36 0.00 0.00 0.00 0.00 Average: vethfc0d2f6 0.35 0.28 0.05 0.23 0.00 0.00 0.00 0.00 Average: vethe3d8766 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth80c79fd 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth455b1d5 127.90 137.29 93.49 63.61 0.00 0.00 0.00 0.01 Average: veth2290ebc 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth30b798e 64.99 60.26 49.78 33.51 0.00 0.00 0.00 0.00 Average: veth2af7b73 73.62 68.40 33.72 60.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14282) 07/31/26 _x86_64_ (8 CPU) 11:04:23 LINUX RESTART (8 CPU) 11:10:08 CPU %user %nice %system %iowait %steal %idle 11:20:08 all 20.97 0.02 3.28 1.98 0.07 73.68 11:20:08 0 19.73 0.05 3.62 1.93 0.07 74.61 11:20:08 1 20.64 0.02 3.16 1.43 0.08 74.68 11:20:08 2 26.83 0.02 3.36 2.10 0.08 67.59 11:20:08 3 20.79 0.02 3.26 2.44 0.07 73.42 11:20:08 4 19.48 0.01 3.42 2.06 0.07 74.96 11:20:08 5 20.17 0.02 2.97 1.55 0.07 75.22 11:20:08 6 23.51 0.02 3.20 2.70 0.08 70.49 11:20:08 7 16.62 0.01 3.20 1.61 0.08 78.49 11:30:00 all 8.69 0.00 1.40 0.08 0.07 89.76 11:30:00 0 8.96 0.00 1.64 0.08 0.07 89.24 11:30:00 1 10.21 0.00 1.63 0.03 0.07 88.06 11:30:00 2 8.34 0.00 1.44 0.05 0.08 90.08 11:30:00 3 8.51 0.00 1.46 0.19 0.07 89.78 11:30:00 4 7.50 0.00 1.33 0.05 0.08 91.05 11:30:00 5 9.25 0.00 1.30 0.04 0.07 89.33 11:30:00 6 8.51 0.00 1.23 0.16 0.06 90.03 11:30:00 7 8.20 0.00 1.17 0.05 0.07 90.51 Average: all 14.88 0.01 2.34 1.04 0.07 81.66 Average: 0 14.38 0.02 2.64 1.01 0.07 81.88 Average: 1 15.46 0.01 2.40 0.73 0.08 81.32 Average: 2 17.66 0.01 2.41 1.09 0.08 78.75 Average: 3 14.70 0.01 2.37 1.32 0.07 81.53 Average: 4 13.54 0.01 2.38 1.06 0.07 82.93 Average: 5 14.75 0.01 2.14 0.80 0.07 82.22 Average: 6 16.07 0.01 2.22 1.44 0.07 80.18 Average: 7 12.44 0.01 2.19 0.83 0.07 84.45