---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6186 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 853 14687 4 16551 30771 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:53:1d:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.230/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83577sec preferred_lft 83577sec inet6 fe80::f816:3eff:fe53:1d5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:e3:aa:81:aa:e4 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::d4e3:aaff:fe81:aae4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6186) 07/07/26 _x86_64_ (8 CPU) 09:57:15 LINUX RESTART (8 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:11 599.88 1.41 582.55 15.91 50.30 62098.45 82982.82 10:20:01 53.55 0.22 50.21 3.13 7.23 3505.73 3449.44 10:30:11 24.49 0.21 22.23 2.05 19.07 3641.62 6715.35 10:40:05 10.24 0.08 9.70 0.46 2.06 1955.55 526.10 Average: 174.28 0.49 168.35 5.44 19.90 18043.73 23762.84 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:11 3658840 22724120 9436464 28.71 588500 17593672 13153948 38.79 4581052 20979296 396 10:20:01 443336 18759008 13342872 40.60 581092 16890524 19483348 57.45 4792612 23905452 12784 10:30:11 425780 18015176 14043556 42.73 580804 16217920 20431568 60.25 4620136 24108904 14220 10:40:05 341080 17599272 14459972 44.00 580524 15893216 20760728 61.22 4571640 24229612 692 Average: 1217259 19274394 12820716 39.01 582730 16648833 18457398 54.43 4641360 23305816 7023 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:11 lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 10:10:11 ens3 458.01 282.05 3303.95 92.94 0.00 0.00 0.00 0.00 10:10:11 docker0 16.21 30.99 1.01 733.34 0.00 0.00 0.00 0.00 10:10:11 br-dc7f0459bc8e 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 10:10:11 vethe3a9bc9 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:10:11 vethcb1cc31 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:10:11 veth23a5e06 0.19 0.25 0.01 0.02 0.00 0.00 0.00 0.00 10:10:11 vetha5e85c4 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 10:10:11 veth5835558 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:10:11 veth3f82e0a 0.15 0.14 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 lo 4.53 4.53 10.24 10.24 0.00 0.00 0.00 0.00 10:20:01 ens3 7.11 5.04 8.43 1.70 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 br-dc7f0459bc8e 4.65 5.44 1.74 15.64 0.00 0.00 0.00 0.00 10:20:01 vethe3a9bc9 2.33 2.20 11.98 4.12 0.00 0.00 0.00 0.00 10:20:01 vethcb1cc31 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 veth23a5e06 90.80 95.87 48.40 44.33 0.00 0.00 0.00 0.00 10:20:01 vetha5e85c4 6.51 7.36 1.60 56.97 0.00 0.00 0.00 0.00 10:20:01 veth5835558 3.61 3.66 41.61 12.05 0.00 0.00 0.00 0.00 10:20:01 vethb696856 82.27 77.52 56.69 37.41 0.00 0.00 0.00 0.00 10:20:01 veth5979fef 12.68 11.41 4.80 9.80 0.00 0.00 0.00 0.00 10:30:11 lo 30.39 30.39 123.67 123.67 0.00 0.00 0.00 0.00 10:30:11 ens3 8.90 7.47 23.82 1.56 0.00 0.00 0.00 0.00 10:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 br-dc7f0459bc8e 27.33 30.08 23.35 125.19 0.00 0.00 0.00 0.00 10:30:11 vethe3a9bc9 11.87 12.71 49.33 53.45 0.00 0.00 0.00 0.00 10:30:11 vethcb1cc31 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 10:30:11 veth23a5e06 59.82 65.73 41.38 22.97 0.00 0.00 0.00 0.00 10:30:11 vetha5e85c4 38.55 41.55 23.61 325.76 0.00 0.00 0.00 0.03 10:30:11 veth5835558 20.26 19.55 202.49 49.54 0.00 0.00 0.00 0.02 10:30:11 vethb696856 33.62 30.54 61.07 14.36 0.00 0.00 0.00 0.01 10:30:11 veth5979fef 38.56 35.37 16.00 29.25 0.00 0.00 0.00 0.00 10:40:05 lo 31.93 31.93 153.15 153.15 0.00 0.00 0.00 0.00 10:40:05 ens3 2.42 1.21 1.03 1.38 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 br-dc7f0459bc8e 29.28 41.90 32.97 122.78 0.00 0.00 0.00 0.00 10:40:05 vethe3a9bc9 9.23 11.01 9.65 73.02 0.00 0.00 0.00 0.01 10:40:05 vethcb1cc31 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 veth23a5e06 62.82 69.27 48.46 22.63 0.00 0.00 0.00 0.00 10:40:05 vetha5e85c4 35.23 47.92 33.58 194.30 0.00 0.00 0.00 0.02 10:40:05 veth5835558 11.95 10.59 73.11 9.23 0.00 0.00 0.00 0.01 10:40:05 vethb696856 45.44 41.77 81.93 24.44 0.00 0.00 0.00 0.01 10:40:05 veth5979fef 30.98 27.69 13.87 26.40 0.00 0.00 0.00 0.00 Average: lo 16.90 16.90 71.74 71.74 0.00 0.00 0.00 0.00 Average: ens3 120.96 75.09 847.79 24.77 0.00 0.00 0.00 0.00 Average: docker0 4.12 7.87 0.26 186.32 0.00 0.00 0.00 0.00 Average: br-dc7f0459bc8e 15.36 19.36 14.50 65.94 0.00 0.00 0.00 0.00 Average: vethe3a9bc9 5.87 6.51 17.84 32.61 0.00 0.00 0.00 0.00 Average: vethcb1cc31 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth23a5e06 53.00 57.36 34.34 22.29 0.00 0.00 0.00 0.00 Average: vetha5e85c4 20.08 24.20 14.68 144.63 0.00 0.00 0.00 0.01 Average: veth5835558 8.99 8.50 79.65 17.81 0.00 0.00 0.00 0.01 Average: vethb696856 39.92 37.07 49.63 18.85 0.00 0.00 0.00 0.00 Average: veth5979fef 20.55 18.61 8.66 16.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6186) 07/07/26 _x86_64_ (8 CPU) 09:57:15 LINUX RESTART (8 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:11 all 35.03 0.00 5.12 2.30 0.11 57.43 10:10:11 0 35.98 0.00 4.56 1.80 0.11 57.54 10:10:11 1 33.13 0.00 5.00 2.41 0.11 59.34 10:10:11 2 34.86 0.02 5.53 1.89 0.12 57.59 10:10:11 3 36.54 0.00 5.27 1.71 0.11 56.37 10:10:11 4 31.06 0.00 4.77 2.07 0.11 61.98 10:10:11 5 41.85 0.00 5.61 3.05 0.12 49.37 10:10:11 6 32.91 0.00 5.16 3.25 0.12 58.56 10:10:11 7 33.92 0.00 5.10 2.20 0.12 58.66 10:20:01 all 9.81 0.02 1.20 0.26 0.06 88.64 10:20:01 0 10.40 0.05 1.29 0.13 0.06 88.07 10:20:01 1 9.81 0.04 1.23 0.12 0.07 88.74 10:20:01 2 10.56 0.01 1.25 0.24 0.06 87.88 10:20:01 3 10.23 0.01 1.32 0.46 0.07 87.91 10:20:01 4 8.71 0.01 1.14 0.12 0.06 89.95 10:20:01 5 8.66 0.03 1.09 0.21 0.06 89.94 10:20:01 6 10.52 0.02 1.12 0.28 0.07 88.00 10:20:01 7 9.62 0.02 1.19 0.49 0.07 88.62 10:30:11 all 9.09 0.00 1.87 0.31 0.09 88.64 10:30:11 0 7.59 0.00 1.93 0.22 0.08 90.18 10:30:11 1 9.18 0.01 2.01 0.42 0.09 88.29 10:30:11 2 10.71 0.00 2.04 0.20 0.10 86.94 10:30:11 3 9.64 0.00 1.93 0.23 0.09 88.11 10:30:11 4 9.69 0.00 1.87 0.25 0.09 88.09 10:30:11 5 8.90 0.00 1.78 0.24 0.09 88.99 10:30:11 6 9.01 0.00 1.73 0.70 0.09 88.47 10:30:11 7 8.00 0.01 1.67 0.17 0.08 90.07 10:40:05 all 7.32 0.00 1.64 0.04 0.09 90.91 10:40:05 0 6.21 0.00 1.55 0.03 0.07 92.14 10:40:05 1 8.49 0.00 1.81 0.09 0.08 89.51 10:40:05 2 8.17 0.00 1.69 0.02 0.09 90.03 10:40:05 3 7.31 0.00 1.66 0.02 0.08 90.93 10:40:05 4 6.79 0.00 1.56 0.05 0.08 91.52 10:40:05 5 7.45 0.00 1.62 0.03 0.09 90.81 10:40:05 6 7.30 0.00 1.73 0.05 0.09 90.82 10:40:05 7 6.85 0.00 1.46 0.05 0.09 91.55 Average: all 15.41 0.01 2.47 0.73 0.09 81.29 Average: 0 15.15 0.01 2.35 0.55 0.08 81.85 Average: 1 15.24 0.01 2.53 0.77 0.09 81.36 Average: 2 16.17 0.01 2.64 0.60 0.09 80.49 Average: 3 16.04 0.00 2.56 0.61 0.09 80.70 Average: 4 14.16 0.01 2.35 0.63 0.09 82.76 Average: 5 16.83 0.01 2.54 0.89 0.09 79.63 Average: 6 15.02 0.01 2.45 1.08 0.09 81.36 Average: 7 14.68 0.01 2.37 0.73 0.09 82.12