---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5301 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 868 13512 4 17711 30755 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:40:11:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83604sec preferred_lft 83604sec inet6 fe80::f816:3eff:fe40:1184/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:e5:fd:49:25:b0 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::90e5:fdff:fe49:25b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5301) 09/26/26 _x86_64_ (8 CPU) 07:16:34 LINUX RESTART (8 CPU) 07:20:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:27 452.07 0.83 437.40 13.84 39.85 60334.61 101152.11 07:40:06 42.76 0.33 15.36 27.08 5.87 1614.63 467049.27 07:50:27 21.21 0.63 19.06 1.53 20.71 3032.62 12527.18 08:00:01 12.28 0.08 11.13 1.07 1.92 1566.36 23225.76 Average: 133.18 0.47 121.94 10.76 17.38 16811.00 148358.71 07:20:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:27 2111272 22641008 9509604 28.94 588980 19034720 16290992 48.04 5064972 22006416 780 07:40:06 318124 20123016 11882128 36.16 573236 18462516 19169772 56.53 5081244 23715256 11180 07:50:27 378876 19139896 12777708 38.88 571492 17521588 20594440 60.73 4954384 23789060 11804 08:00:01 1183428 19624000 12325356 37.51 570960 17175740 19977940 58.91 4905692 23070108 11912 Average: 997925 20381980 11623699 35.37 576167 18048641 19008286 56.05 5001573 23145210 8919 07:20:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:27 lo 2.39 2.39 0.66 0.66 0.00 0.00 0.00 0.00 07:30:27 ens3 372.04 229.06 3420.86 86.63 0.00 0.00 0.00 0.00 07:30:27 docker0 25.89 48.52 1.93 761.42 0.00 0.00 0.00 0.00 07:30:27 br-704cfb1710ed 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:30:27 veth9385350 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:30:27 vethf1c7440 6.35 5.97 4.37 1.25 0.00 0.00 0.00 0.00 07:30:27 veth8361cd2 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:30:27 veth3374959 0.09 0.16 0.01 0.01 0.00 0.00 0.00 0.00 07:30:27 veth3baee35 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:30:27 vethd028bd5 0.63 0.67 0.08 0.89 0.00 0.00 0.00 0.00 07:30:27 veth808742d 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:30:27 vethe533e88 0.31 0.33 0.04 0.51 0.00 0.00 0.00 0.00 07:40:06 lo 8.00 8.00 21.51 21.51 0.00 0.00 0.00 0.00 07:40:06 ens3 5.80 5.15 8.47 1.43 0.00 0.00 0.00 0.00 07:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:06 br-704cfb1710ed 7.74 10.25 3.76 25.52 0.00 0.00 0.00 0.00 07:40:06 veth9385350 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 07:40:06 vethf1c7440 92.22 98.02 50.00 48.45 0.00 0.00 0.00 0.00 07:40:06 veth8361cd2 5.50 5.52 58.85 16.44 0.00 0.00 0.00 0.00 07:40:06 veth3374959 3.50 3.26 16.34 6.63 0.00 0.00 0.00 0.00 07:40:06 veth3baee35 10.59 13.13 2.59 83.88 0.00 0.00 0.00 0.01 07:40:06 vethd028bd5 86.60 81.12 62.79 39.67 0.00 0.00 0.00 0.01 07:40:06 vethe533e88 16.36 15.48 7.96 12.51 0.00 0.00 0.00 0.00 07:50:27 lo 32.88 32.88 148.85 148.85 0.00 0.00 0.00 0.00 07:50:27 ens3 5.84 5.25 11.77 1.90 0.00 0.00 0.00 0.00 07:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:27 br-704cfb1710ed 29.19 31.01 27.55 133.83 0.00 0.00 0.00 0.00 07:50:27 veth9385350 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:50:27 vethf1c7440 51.13 55.55 39.37 21.90 0.00 0.00 0.00 0.00 07:50:27 veth8361cd2 15.32 14.79 128.84 32.62 0.00 0.00 0.00 0.01 07:50:27 veth3374959 9.86 10.33 32.67 26.24 0.00 0.00 0.00 0.00 07:50:27 veth3baee35 37.48 39.31 28.83 260.84 0.00 0.00 0.00 0.02 07:50:27 vethd028bd5 33.06 30.31 33.02 17.25 0.00 0.00 0.00 0.00 07:50:27 vethe533e88 28.00 26.39 14.71 24.45 0.00 0.00 0.00 0.00 08:00:01 lo 27.37 27.37 129.09 129.09 0.00 0.00 0.00 0.00 08:00:01 ens3 1.45 1.20 0.53 0.82 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-704cfb1710ed 26.59 34.65 29.63 101.82 0.00 0.00 0.00 0.00 08:00:01 veth9385350 0.02 0.03 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 vethf1c7440 47.39 52.21 35.97 16.84 0.00 0.00 0.00 0.00 08:00:01 veth8361cd2 8.81 8.06 51.05 10.31 0.00 0.00 0.00 0.00 08:00:01 veth3374959 6.69 7.37 10.58 26.94 0.00 0.00 0.00 0.00 08:00:01 veth3baee35 30.84 38.90 29.71 151.66 0.00 0.00 0.00 0.01 08:00:01 vethd028bd5 38.21 34.88 34.78 21.97 0.00 0.00 0.00 0.00 08:00:01 vethe533e88 18.99 17.55 9.60 15.81 0.00 0.00 0.00 0.00 Average: lo 17.77 17.77 75.57 75.57 0.00 0.00 0.00 0.00 Average: ens3 97.30 60.80 869.65 22.93 0.00 0.00 0.00 0.00 Average: docker0 6.54 12.26 0.49 192.39 0.00 0.00 0.00 0.00 Average: br-704cfb1710ed 16.02 19.05 15.29 65.86 0.00 0.00 0.00 0.00 Average: veth9385350 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethf1c7440 48.93 52.57 32.30 21.94 0.00 0.00 0.00 0.00 Average: veth8361cd2 7.49 7.20 60.39 15.03 0.00 0.00 0.00 0.00 Average: veth3374959 5.07 5.32 15.09 15.00 0.00 0.00 0.00 0.00 Average: veth3baee35 19.85 22.92 15.36 125.36 0.00 0.00 0.00 0.01 Average: vethd028bd5 39.17 36.32 32.38 19.73 0.00 0.00 0.00 0.00 Average: vethe533e88 15.98 15.01 8.12 13.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5301) 09/26/26 _x86_64_ (8 CPU) 07:16:34 LINUX RESTART (8 CPU) 07:20:27 CPU %user %nice %system %iowait %steal %idle 07:30:27 all 38.56 0.03 5.37 1.32 0.02 54.70 07:30:27 0 36.68 0.02 5.67 1.22 0.02 56.38 07:30:27 1 38.25 0.02 5.58 1.22 0.03 54.90 07:30:27 2 37.42 0.03 5.50 1.35 0.02 55.68 07:30:27 3 37.23 0.03 5.41 1.35 0.02 55.96 07:30:27 4 38.34 0.04 5.39 1.37 0.02 54.84 07:30:27 5 41.98 0.02 5.03 1.29 0.03 51.65 07:30:27 6 41.18 0.04 5.28 1.58 0.03 51.88 07:30:27 7 37.45 0.01 5.07 1.18 0.02 56.27 07:40:06 all 8.33 0.00 1.50 0.10 0.01 90.05 07:40:06 0 8.28 0.00 1.88 0.13 0.01 89.71 07:40:06 1 8.21 0.00 1.72 0.09 0.01 89.97 07:40:06 2 9.06 0.01 1.48 0.19 0.01 89.26 07:40:06 3 9.05 0.01 1.58 0.09 0.01 89.26 07:40:06 4 7.89 0.01 1.32 0.06 0.01 90.72 07:40:06 5 7.92 0.00 1.40 0.05 0.01 90.62 07:40:06 6 7.74 0.00 1.34 0.14 0.01 90.77 07:40:06 7 8.51 0.00 1.31 0.09 0.01 90.08 07:50:27 all 9.32 0.00 2.61 0.11 0.01 87.94 07:50:27 0 8.43 0.00 3.38 0.20 0.01 87.98 07:50:27 1 9.56 0.01 3.01 0.06 0.01 87.35 07:50:27 2 9.65 0.00 2.61 0.07 0.01 87.67 07:50:27 3 9.59 0.01 2.38 0.10 0.01 87.90 07:50:27 4 9.70 0.01 2.68 0.06 0.01 87.55 07:50:27 5 9.34 0.00 2.24 0.23 0.01 88.18 07:50:27 6 9.61 0.00 2.46 0.10 0.01 87.82 07:50:27 7 8.73 0.00 2.12 0.07 0.01 89.07 08:00:01 all 7.35 0.00 2.24 0.06 0.02 90.33 08:00:01 0 7.45 0.01 3.10 0.02 0.02 89.40 08:00:01 1 7.86 0.01 2.38 0.06 0.02 89.68 08:00:01 2 7.78 0.00 2.15 0.07 0.02 89.98 08:00:01 3 6.89 0.00 2.05 0.08 0.02 90.96 08:00:01 4 7.68 0.00 2.13 0.02 0.02 90.14 08:00:01 5 6.96 0.00 2.00 0.10 0.02 90.92 08:00:01 6 6.49 0.01 1.98 0.13 0.02 91.38 08:00:01 7 7.66 0.00 2.12 0.03 0.02 90.17 Average: all 15.98 0.01 2.95 0.40 0.02 80.64 Average: 0 15.26 0.01 3.52 0.40 0.01 80.80 Average: 1 16.06 0.01 3.19 0.36 0.02 80.37 Average: 2 16.06 0.01 2.95 0.42 0.01 80.54 Average: 3 15.79 0.01 2.87 0.41 0.02 80.90 Average: 4 16.01 0.01 2.90 0.38 0.01 80.68 Average: 5 16.67 0.01 2.68 0.42 0.02 80.21 Average: 6 16.38 0.01 2.78 0.49 0.02 80.32 Average: 7 15.66 0.00 2.67 0.35 0.01 81.30