---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1282 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.86 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 1034 14196 4 16861 30568 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:24:74:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.206/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83701sec preferred_lft 83701sec inet6 fe80::f816:3eff:fe24:74bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:2b:64:d2:02:ae 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::702b:64ff:fed2:2ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1282) 05/19/26 _x86_64_ (8 CPU) 09:50:06 LINUX RESTART (8 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:02 141.60 0.30 136.29 5.01 13.61 18329.63 18352.91 10:20:00 29.02 0.37 26.22 2.43 25.37 4384.60 10398.82 10:30:02 12.90 0.58 11.85 0.46 19.50 2296.45 434.03 Average: 61.26 0.42 58.21 2.63 19.48 8348.20 9730.33 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:02 828852 20461604 11691436 35.58 595992 18148616 17620912 51.96 4925960 23397356 1308 10:20:00 380308 18718200 13341044 40.60 578504 16975932 19695588 58.08 4977400 23803868 11404 10:30:02 290564 18318316 13713308 41.73 577260 16703340 20003160 58.99 4818540 24061536 41752 Average: 499908 19166040 12915263 39.30 583919 17275963 19106553 56.34 4907300 23754253 18155 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:02 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 10:10:02 ens3 65.04 48.50 1098.01 11.61 0.00 0.00 0.00 0.00 10:10:02 docker0 5.76 8.34 0.34 173.41 0.00 0.00 0.00 0.00 10:10:02 br-de5a05ca1409 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:10:02 veth9f4a9a1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:10:02 veth594f22d 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:10:02 vethd34f0b5 0.46 0.42 0.06 0.25 0.00 0.00 0.00 0.00 10:10:02 veth6ad9e88 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:10:02 veth7acabcc 67.95 72.11 28.94 35.38 0.00 0.00 0.00 0.00 10:10:02 veth9bcd31a 67.92 63.24 47.67 25.81 0.00 0.00 0.00 0.00 10:10:02 veth60545d5 0.96 1.76 1.18 13.26 0.00 0.00 0.00 0.00 10:10:02 veth4404c7c 2.00 1.57 0.27 1.60 0.00 0.00 0.00 0.00 10:20:00 lo 28.45 28.45 103.13 103.13 0.00 0.00 0.00 0.00 10:20:00 ens3 12.95 9.62 32.90 1.92 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 br-de5a05ca1409 25.09 29.26 18.35 117.08 0.00 0.00 0.00 0.00 10:20:00 veth9f4a9a1 36.79 40.96 18.13 347.56 0.00 0.00 0.00 0.03 10:20:00 veth594f22d 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:20:00 vethd34f0b5 13.50 11.58 124.21 44.46 0.00 0.00 0.00 0.01 10:20:00 veth6ad9e88 19.99 21.96 232.47 124.55 0.00 0.00 0.00 0.02 10:20:00 veth7acabcc 72.65 79.11 54.30 29.65 0.00 0.00 0.00 0.00 10:20:00 veth9bcd31a 36.82 34.15 54.76 20.84 0.00 0.00 0.00 0.00 10:20:00 veth4404c7c 48.81 45.03 20.69 35.88 0.00 0.00 0.00 0.00 10:30:02 lo 34.75 34.75 166.26 166.26 0.00 0.00 0.00 0.00 10:30:02 ens3 2.85 1.34 1.53 1.25 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 br-de5a05ca1409 31.58 44.08 35.73 133.23 0.00 0.00 0.00 0.00 10:30:02 veth9f4a9a1 37.49 49.82 36.57 200.66 0.00 0.00 0.00 0.02 10:30:02 veth594f22d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 vethd34f0b5 11.60 10.12 69.47 68.63 0.00 0.00 0.00 0.01 10:30:02 veth6ad9e88 10.86 12.66 69.04 69.00 0.00 0.00 0.00 0.01 10:30:02 veth7acabcc 60.70 66.84 45.48 22.43 0.00 0.00 0.00 0.00 10:30:02 veth9bcd31a 43.12 40.12 77.14 21.61 0.00 0.00 0.00 0.01 10:30:02 veth4404c7c 30.85 27.58 13.91 26.34 0.00 0.00 0.00 0.00 Average: lo 21.20 21.20 89.75 89.75 0.00 0.00 0.00 0.00 Average: ens3 26.99 19.85 378.41 4.93 0.00 0.00 0.00 0.00 Average: docker0 1.92 2.79 0.11 57.96 0.00 0.00 0.00 0.00 Average: br-de5a05ca1409 18.97 24.52 18.02 83.35 0.00 0.00 0.00 0.00 Average: veth9f4a9a1 24.73 30.27 18.23 182.35 0.00 0.00 0.00 0.01 Average: veth594f22d 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethd34f0b5 8.51 7.36 64.44 37.75 0.00 0.00 0.00 0.01 Average: veth6ad9e88 10.27 11.56 100.21 64.38 0.00 0.00 0.00 0.01 Average: veth7acabcc 67.09 72.67 42.88 29.16 0.00 0.00 0.00 0.00 Average: veth9bcd31a 49.32 45.87 59.86 22.76 0.00 0.00 0.00 0.00 Average: veth4404c7c 27.17 24.68 11.60 21.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1282) 05/19/26 _x86_64_ (8 CPU) 09:50:06 LINUX RESTART (8 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:02 all 11.60 0.03 2.02 0.39 0.07 85.89 10:10:02 0 10.94 0.05 2.12 0.44 0.07 86.37 10:10:02 1 11.86 0.01 1.97 0.33 0.07 85.75 10:10:02 2 11.01 0.04 2.04 0.24 0.07 86.59 10:10:02 3 11.49 0.03 1.95 0.47 0.07 86.00 10:10:02 4 12.58 0.01 2.04 0.59 0.07 84.72 10:10:02 5 12.01 0.02 2.02 0.22 0.07 85.67 10:10:02 6 11.04 0.02 2.08 0.52 0.07 86.27 10:10:02 7 11.90 0.03 1.97 0.30 0.06 85.74 10:20:00 all 10.52 0.01 2.01 0.14 0.09 87.23 10:20:00 0 10.65 0.02 2.08 0.17 0.10 86.98 10:20:00 1 10.52 0.01 2.02 0.22 0.09 87.14 10:20:00 2 12.23 0.01 2.14 0.12 0.09 85.41 10:20:00 3 9.79 0.00 2.02 0.06 0.09 88.03 10:20:00 4 10.04 0.01 1.96 0.24 0.10 87.65 10:20:00 5 9.67 0.00 1.94 0.07 0.09 88.24 10:20:00 6 10.18 0.00 1.93 0.19 0.09 87.61 10:20:00 7 11.10 0.00 1.98 0.05 0.09 86.78 10:30:02 all 7.28 0.00 1.78 0.04 0.09 90.81 10:30:02 0 7.28 0.00 1.94 0.05 0.09 90.64 10:30:02 1 7.59 0.00 1.83 0.02 0.09 90.47 10:30:02 2 7.45 0.00 1.91 0.04 0.10 90.51 10:30:02 3 8.21 0.00 1.82 0.02 0.09 89.86 10:30:02 4 6.91 0.00 1.65 0.04 0.09 91.30 10:30:02 5 6.66 0.00 1.70 0.03 0.10 91.52 10:30:02 6 7.13 0.00 1.80 0.10 0.09 90.88 10:30:02 7 6.98 0.00 1.59 0.02 0.09 91.32 Average: all 9.80 0.01 1.94 0.19 0.08 87.98 Average: 0 9.62 0.02 2.05 0.22 0.09 88.00 Average: 1 9.99 0.01 1.94 0.19 0.09 87.79 Average: 2 10.23 0.02 2.03 0.13 0.09 87.51 Average: 3 9.83 0.01 1.93 0.18 0.08 87.96 Average: 4 9.84 0.01 1.88 0.29 0.08 87.89 Average: 5 9.44 0.01 1.88 0.10 0.08 88.48 Average: 6 9.45 0.01 1.94 0.27 0.08 88.26 Average: 7 9.99 0.01 1.85 0.13 0.08 87.95