---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7483 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 2.2M 3.2G 1% /run /dev/vda1 155G 21G 135G 14% / 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 4461 13117 25 14513 27142 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:32:11:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.111/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85591sec preferred_lft 85591sec inet6 fe80::f816:3eff:fe32:1185/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:d6:05:d3:b4:c3 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::64d6:5ff:fed3:b4c3/64 scope link valid_lft forever preferred_lft forever 28: br-86d84036048f: mtu 1500 qdisc noqueue state UP group default link/ether 52:d8:cf:82:6d:db brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-86d84036048f valid_lft forever preferred_lft forever inet6 fe80::50d8:cfff:fe82:6ddb/64 scope link valid_lft forever preferred_lft forever 29: vethe14b062@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether a6:33:96:e3:09:42 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::a433:96ff:fee3:942/64 scope link valid_lft forever preferred_lft forever 30: veth6c7f21d@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether c2:5a:2c:a0:a8:26 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::c05a:2cff:fea0:a826/64 scope link valid_lft forever preferred_lft forever 31: vethd05c514@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether ba:35:ce:ae:96:27 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::b835:ceff:feae:9627/64 scope link valid_lft forever preferred_lft forever 32: vethd375329@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 7a:9f:9b:4c:cc:8e brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::789f:9bff:fe4c:cc8e/64 scope link valid_lft forever preferred_lft forever 33: veth6e256fa@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether ae:d5:d4:ce:06:34 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::acd5:d4ff:fece:634/64 scope link valid_lft forever preferred_lft forever 35: veth359e56a@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether b2:72:0d:de:af:ae brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::b072:dff:fede:afae/64 scope link valid_lft forever preferred_lft forever 36: veth57036b1@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 46:71:7b:1a:7b:03 brd ff:ff:ff:ff:ff:ff link-netnsid 7 inet6 fe80::4471:7bff:fe1a:7b03/64 scope link valid_lft forever preferred_lft forever 37: veth9eba83c@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether fe:09:e4:f7:02:42 brd ff:ff:ff:ff:ff:ff link-netnsid 8 inet6 fe80::fc09:e4ff:fef7:242/64 scope link valid_lft forever preferred_lft forever 38: vethf59d9c0@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 8a:e2:2d:9b:e8:5c brd ff:ff:ff:ff:ff:ff link-netnsid 9 inet6 fe80::88e2:2dff:fe9b:e85c/64 scope link valid_lft forever preferred_lft forever 39: veth704872d@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 26:4f:2f:85:97:d9 brd ff:ff:ff:ff:ff:ff link-netnsid 10 inet6 fe80::244f:2fff:fe85:97d9/64 scope link valid_lft forever preferred_lft forever 40: veth455d711@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 3a:26:e4:c4:d4:eb brd ff:ff:ff:ff:ff:ff link-netnsid 11 inet6 fe80::3826:e4ff:fec4:d4eb/64 scope link valid_lft forever preferred_lft forever 44: veth3e16107@if2: mtu 1500 qdisc noqueue master br-86d84036048f state UP group default link/ether 82:f8:86:4c:ee:42 brd ff:ff:ff:ff:ff:ff link-netnsid 5 inet6 fe80::80f8:86ff:fe4c:ee42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-7483) 10/06/26 _x86_64_ (8 CPU) 15:27:03 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:02 232.93 3.98 202.11 26.84 625.99 40253.38 557622.56 Average: 232.93 3.98 202.11 26.84 625.99 40253.38 557622.56 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:02 13332904 27693348 4525444 13.77 257760 13944496 12608352 37.18 3163768 15367740 21196 Average: 13332904 27693348 4525444 13.77 257760 13944496 12608352 37.18 3163768 15367740 21196 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:02 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 15:40:02 ens3 220.72 124.66 3033.96 22.28 0.00 0.00 0.00 0.00 15:40:02 docker0 7.17 12.68 0.55 172.82 0.00 0.00 0.00 0.00 15:40:02 br-86d84036048f 10.08 19.13 0.56 212.69 0.00 0.00 0.00 0.00 15:40:02 vethe14b062 48.17 33.40 11.36 6.19 0.00 0.00 0.00 0.00 15:40:02 veth6c7f21d 7.97 8.21 0.66 19.26 0.00 0.00 0.00 0.00 15:40:02 vethd05c514 8.08 10.80 8.64 2.42 0.00 0.00 0.00 0.00 15:40:02 vethd375329 10.29 10.57 1.11 68.58 0.00 0.00 0.00 0.01 15:40:02 veth6e256fa 22.56 23.82 18.91 4.91 0.00 0.00 0.00 0.00 15:40:02 veth359e56a 6.96 9.57 7.71 1.53 0.00 0.00 0.00 0.00 15:40:02 veth57036b1 9.05 11.90 10.26 2.57 0.00 0.00 0.00 0.00 15:40:02 veth9eba83c 8.05 10.84 8.84 2.42 0.00 0.00 0.00 0.00 15:40:02 vethf59d9c0 9.83 19.14 0.68 212.64 0.00 0.00 0.00 0.02 15:40:02 veth704872d 7.00 9.58 7.90 1.91 0.00 0.00 0.00 0.00 15:40:02 veth455d711 19.13 19.97 28.25 10.39 0.00 0.00 0.00 0.00 15:40:02 veth3e16107 19.60 20.29 29.05 11.43 0.00 0.00 0.00 0.00 15:40:02 vethae64564 3.57 3.01 0.69 1.87 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 220.72 124.66 3033.96 22.28 0.00 0.00 0.00 0.00 Average: docker0 7.17 12.68 0.55 172.82 0.00 0.00 0.00 0.00 Average: br-86d84036048f 10.08 19.13 0.56 212.69 0.00 0.00 0.00 0.00 Average: vethe14b062 48.17 33.40 11.36 6.19 0.00 0.00 0.00 0.00 Average: veth6c7f21d 7.97 8.21 0.66 19.26 0.00 0.00 0.00 0.00 Average: vethd05c514 8.08 10.80 8.64 2.42 0.00 0.00 0.00 0.00 Average: vethd375329 10.29 10.57 1.11 68.58 0.00 0.00 0.00 0.01 Average: veth6e256fa 22.56 23.82 18.91 4.91 0.00 0.00 0.00 0.00 Average: veth359e56a 6.96 9.57 7.71 1.53 0.00 0.00 0.00 0.00 Average: veth57036b1 9.05 11.90 10.26 2.57 0.00 0.00 0.00 0.00 Average: veth9eba83c 8.05 10.84 8.84 2.42 0.00 0.00 0.00 0.00 Average: vethf59d9c0 9.83 19.14 0.68 212.64 0.00 0.00 0.00 0.02 Average: veth704872d 7.00 9.58 7.90 1.91 0.00 0.00 0.00 0.00 Average: veth455d711 19.13 19.97 28.25 10.39 0.00 0.00 0.00 0.00 Average: veth3e16107 19.60 20.29 29.05 11.43 0.00 0.00 0.00 0.00 Average: vethae64564 3.57 3.01 0.69 1.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-7483) 10/06/26 _x86_64_ (8 CPU) 15:27:03 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:02 all 17.56 0.00 3.64 0.87 0.02 77.91 15:40:02 0 16.69 0.00 4.11 0.76 0.02 78.42 15:40:02 1 17.82 0.00 3.72 0.89 0.02 77.55 15:40:02 2 18.47 0.00 3.63 0.61 0.02 77.27 15:40:02 3 16.95 0.00 3.38 0.88 0.02 78.77 15:40:02 4 17.31 0.01 3.86 1.07 0.02 77.72 15:40:02 5 18.76 0.00 3.50 1.47 0.02 76.26 15:40:02 6 17.76 0.00 3.40 0.57 0.02 78.25 15:40:02 7 16.74 0.00 3.47 0.71 0.02 79.06 Average: all 17.56 0.00 3.64 0.87 0.02 77.91 Average: 0 16.69 0.00 4.11 0.76 0.02 78.42 Average: 1 17.82 0.00 3.72 0.89 0.02 77.55 Average: 2 18.47 0.00 3.63 0.61 0.02 77.27 Average: 3 16.95 0.00 3.38 0.88 0.02 78.77 Average: 4 17.31 0.01 3.86 1.07 0.02 77.72 Average: 5 18.76 0.00 3.50 1.47 0.02 76.26 Average: 6 17.76 0.00 3.40 0.57 0.02 78.25 Average: 7 16.74 0.00 3.47 0.71 0.02 79.06