---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5346 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: 5600.00 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 1029 13764 4 17298 30594 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:bd:ba:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.154/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83543sec preferred_lft 83543sec inet6 fe80::f816:3eff:febd:ba7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:4d:76:e8:52:07 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::404d:76ff:fee8:5207/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5346) 09/26/26 _x86_64_ (8 CPU) 09:41:44 LINUX RESTART (8 CPU) 09:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:21 177.35 0.32 167.82 9.20 7.36 35894.79 62154.39 10:10:01 25.75 0.17 23.47 2.10 5.63 3947.73 6370.40 10:20:01 9.68 0.07 9.21 0.40 1.15 1540.76 423.29 Average: 72.72 0.19 68.54 3.99 4.74 14171.86 23642.30 09:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:21 1687824 21715296 10435848 31.76 586948 18546700 16918512 49.89 4881040 22637212 792 10:10:01 414180 18839692 13036132 39.67 570632 17241444 21059988 62.10 4849296 23871660 10512 10:20:01 406184 18586544 13310488 40.50 570192 16980364 21239936 62.63 4783876 23932124 12092 Average: 836063 19713844 12260823 37.31 575924 17589503 19739479 58.21 4838071 23480332 7799 09:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:21 lo 2.05 2.05 0.61 0.61 0.00 0.00 0.00 0.00 10:00:21 ens3 130.43 68.68 1926.86 15.85 0.00 0.00 0.00 0.00 10:00:21 docker0 20.07 39.65 1.55 581.13 0.00 0.00 0.00 0.00 10:00:21 br-84fac71b39cc 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 10:00:21 veth4ee7dc6 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 vetha00bb8f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 veth31e060a 34.56 35.89 12.46 14.38 0.00 0.00 0.00 0.00 10:00:21 veth12ef31e 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 veth0927579 0.38 0.37 0.04 0.19 0.00 0.00 0.00 0.00 10:00:21 veth02fecb0 31.18 29.68 18.48 9.06 0.00 0.00 0.00 0.00 10:00:21 vethd161314 0.46 0.77 0.60 5.08 0.00 0.00 0.00 0.00 10:00:21 vetha6e996b 1.54 1.25 0.21 1.30 0.00 0.00 0.00 0.00 10:10:01 lo 19.99 19.99 70.88 70.88 0.00 0.00 0.00 0.00 10:10:01 ens3 7.38 6.49 12.42 1.66 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 br-84fac71b39cc 17.72 20.11 13.45 69.83 0.00 0.00 0.00 0.00 10:10:01 veth4ee7dc6 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:10:01 vetha00bb8f 26.98 29.53 12.89 247.80 0.00 0.00 0.00 0.02 10:10:01 veth31e060a 84.54 90.35 61.69 47.20 0.00 0.00 0.00 0.01 10:10:01 veth12ef31e 16.59 16.44 179.56 47.88 0.00 0.00 0.00 0.01 10:10:01 veth0927579 9.26 9.11 47.56 17.96 0.00 0.00 0.00 0.00 10:10:01 veth02fecb0 60.89 55.67 56.47 35.42 0.00 0.00 0.00 0.00 10:10:01 vetha6e996b 35.38 34.50 18.63 28.89 0.00 0.00 0.00 0.00 10:20:01 lo 32.46 32.46 157.85 157.85 0.00 0.00 0.00 0.00 10:20:01 ens3 1.18 0.93 0.40 0.66 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-84fac71b39cc 28.50 29.15 30.73 128.91 0.00 0.00 0.00 0.00 10:20:01 veth4ee7dc6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 vetha00bb8f 32.09 32.74 31.21 148.05 0.00 0.00 0.00 0.01 10:20:01 veth31e060a 50.85 55.33 43.37 21.51 0.00 0.00 0.00 0.00 10:20:01 veth12ef31e 7.89 6.92 20.49 5.00 0.00 0.00 0.00 0.00 10:20:01 veth0927579 6.55 7.34 5.42 20.00 0.00 0.00 0.00 0.00 10:20:01 veth02fecb0 37.60 34.67 29.34 23.81 0.00 0.00 0.00 0.00 10:20:01 vetha6e996b 22.74 21.37 12.43 21.68 0.00 0.00 0.00 0.00 Average: lo 17.95 17.95 75.59 75.59 0.00 0.00 0.00 0.00 Average: ens3 47.78 26.10 669.14 6.23 0.00 0.00 0.00 0.00 Average: docker0 6.93 13.68 0.54 200.56 0.00 0.00 0.00 0.00 Average: br-84fac71b39cc 15.29 16.26 14.57 65.41 0.00 0.00 0.00 0.00 Average: veth4ee7dc6 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: vetha00bb8f 19.38 20.44 14.54 129.06 0.00 0.00 0.00 0.01 Average: veth31e060a 56.07 59.89 38.60 27.32 0.00 0.00 0.00 0.00 Average: veth12ef31e 7.98 7.64 64.62 17.08 0.00 0.00 0.00 0.01 Average: veth0927579 5.29 5.50 17.13 12.51 0.00 0.00 0.00 0.00 Average: veth02fecb0 42.88 39.71 34.32 22.45 0.00 0.00 0.00 0.00 Average: vetha6e996b 19.49 18.66 10.21 16.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5346) 09/26/26 _x86_64_ (8 CPU) 09:41:44 LINUX RESTART (8 CPU) 09:50:00 CPU %user %nice %system %iowait %steal %idle 10:00:21 all 16.89 0.02 3.10 0.91 0.01 79.07 10:00:21 0 16.14 0.01 3.15 0.71 0.01 79.98 10:00:21 1 17.98 0.03 3.11 0.81 0.02 78.05 10:00:21 2 16.74 0.03 3.22 0.88 0.01 79.12 10:00:21 3 17.97 0.02 3.31 1.24 0.01 77.45 10:00:21 4 18.71 0.03 3.29 0.87 0.01 77.09 10:00:21 5 16.64 0.02 2.85 0.88 0.01 79.61 10:00:21 6 15.38 0.02 2.83 0.70 0.01 81.06 10:00:21 7 15.54 0.01 3.04 1.17 0.01 80.22 10:10:01 all 10.20 0.01 2.35 0.15 0.01 87.28 10:10:01 0 9.68 0.01 3.05 0.09 0.01 87.16 10:10:01 1 10.44 0.01 2.60 0.10 0.01 86.84 10:10:01 2 10.17 0.01 2.30 0.09 0.02 87.41 10:10:01 3 10.04 0.01 2.17 0.09 0.02 87.68 10:10:01 4 10.11 0.00 2.14 0.38 0.02 87.35 10:10:01 5 9.44 0.00 2.13 0.12 0.01 88.30 10:10:01 6 10.77 0.00 2.25 0.27 0.01 86.69 10:10:01 7 10.99 0.02 2.13 0.06 0.01 86.78 10:20:01 all 8.23 0.00 2.39 0.05 0.01 89.32 10:20:01 0 7.63 0.00 3.19 0.05 0.01 89.11 10:20:01 1 8.11 0.00 2.43 0.04 0.01 89.42 10:20:01 2 8.42 0.00 2.36 0.06 0.01 89.15 10:20:01 3 8.15 0.00 2.28 0.03 0.01 89.54 10:20:01 4 8.12 0.00 2.19 0.04 0.01 89.64 10:20:01 5 8.61 0.00 2.18 0.08 0.01 89.12 10:20:01 6 8.23 0.00 2.23 0.03 0.01 89.51 10:20:01 7 8.58 0.00 2.23 0.10 0.01 89.08 Average: all 11.85 0.01 2.62 0.38 0.01 85.12 Average: 0 11.22 0.01 3.13 0.29 0.01 85.34 Average: 1 12.26 0.01 2.72 0.32 0.01 84.67 Average: 2 11.85 0.02 2.64 0.35 0.01 85.13 Average: 3 12.15 0.01 2.60 0.47 0.01 84.76 Average: 4 12.42 0.01 2.55 0.44 0.01 84.56 Average: 5 11.65 0.01 2.39 0.37 0.01 85.57 Average: 6 11.52 0.01 2.44 0.34 0.01 85.68 Average: 7 11.76 0.01 2.48 0.46 0.01 85.28