---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19230 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 859 9240 4 21992 30765 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:ac:06:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.238/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84169sec preferred_lft 84169sec inet6 fe80::f816:3eff:feac:640/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:e7:10:4b:2d:fd 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::10e7:10ff:fe4b:2dfd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19230) 02/22/26 _x86_64_ (8 CPU) 12:34:02 LINUX RESTART (8 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 439.25 0.67 430.81 7.77 8.90 48756.52 55835.26 13:00:01 76.53 0.00 74.12 2.41 0.00 7921.90 24570.30 13:10:09 76.74 0.09 75.19 1.46 12.24 10728.71 6864.15 Average: 196.74 0.25 192.62 3.86 7.07 22391.41 28969.56 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 10127836 28046308 4165616 12.68 539156 16611344 4382536 12.92 4873312 16275392 156 13:00:01 7861760 27697616 4771204 14.52 563040 18152540 5218724 15.39 5567316 17737672 132 13:10:09 5237744 27376656 4799884 14.61 616288 20502196 6795884 20.04 6030412 19720424 1352 Average: 7742447 27706860 4578901 13.93 572828 18422027 5465715 16.12 5490347 17911163 547 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 12:50:00 ens3 202.18 120.54 1701.02 27.36 0.00 0.00 0.00 0.00 12:50:00 docker0 23.78 31.96 1.30 367.30 0.00 0.00 0.00 0.00 13:00:01 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 13:00:01 ens3 27.01 16.75 517.71 1.73 0.00 0.00 0.00 0.00 13:00:01 docker0 11.77 19.50 0.75 303.16 0.00 0.00 0.00 0.00 13:00:01 vethcd38ef7 3.24 7.47 0.33 144.02 0.00 0.00 0.00 0.01 13:10:09 lo 0.29 0.29 0.02 0.02 0.00 0.00 0.00 0.00 13:10:09 ens3 64.77 47.58 973.84 11.36 0.00 0.00 0.00 0.00 13:10:09 docker0 10.82 15.41 2.08 60.80 0.00 0.00 0.00 0.00 13:10:09 br-db61a4bc0501 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 veth4243795 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 veth9cc6eb1 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 veth28b15cb 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 97.73 61.50 1063.09 13.46 0.00 0.00 0.00 0.00 Average: docker0 15.43 22.25 1.38 242.87 0.00 0.00 0.00 0.00 Average: br-db61a4bc0501 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4243795 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9cc6eb1 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth28b15cb 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19230) 02/22/26 _x86_64_ (8 CPU) 12:34:02 LINUX RESTART (8 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 20.82 0.00 3.40 0.82 0.06 74.90 12:50:00 0 22.86 0.00 4.21 0.76 0.07 72.11 12:50:00 1 21.50 0.00 3.58 0.89 0.07 73.96 12:50:00 2 19.60 0.00 3.39 0.97 0.06 75.98 12:50:00 3 18.13 0.00 3.41 0.89 0.06 77.50 12:50:00 4 21.10 0.00 3.39 0.77 0.07 74.67 12:50:00 5 18.81 0.00 2.79 0.80 0.06 77.54 12:50:00 6 23.93 0.00 3.41 0.56 0.06 72.05 12:50:00 7 20.62 0.00 3.02 0.92 0.06 75.39 13:00:01 all 12.10 0.00 0.72 0.23 0.03 86.92 13:00:01 0 1.34 0.00 0.64 0.07 0.04 97.91 13:00:01 1 11.33 0.00 0.71 0.25 0.03 87.69 13:00:01 2 59.22 0.00 0.85 0.18 0.05 39.71 13:00:01 3 2.09 0.00 0.77 0.20 0.03 96.91 13:00:01 4 1.15 0.00 0.76 0.28 0.02 97.79 13:00:01 5 1.74 0.00 0.62 0.18 0.02 97.44 13:00:01 6 1.74 0.00 0.61 0.51 0.02 97.13 13:00:01 7 18.24 0.00 0.78 0.20 0.04 80.74 13:10:09 all 12.95 0.00 1.20 0.13 0.04 85.68 13:10:09 0 3.33 0.00 1.00 0.15 0.04 95.49 13:10:09 1 3.43 0.00 1.01 0.12 0.03 95.41 13:10:09 2 40.55 0.00 1.39 0.04 0.04 57.97 13:10:09 3 21.20 0.00 1.61 0.09 0.04 77.06 13:10:09 4 19.15 0.00 1.31 0.23 0.04 79.26 13:10:09 5 5.53 0.00 0.94 0.05 0.03 93.45 13:10:09 6 3.59 0.00 1.00 0.30 0.03 95.07 13:10:09 7 6.80 0.00 1.36 0.08 0.03 91.73 Average: all 15.26 0.00 1.76 0.39 0.04 82.54 Average: 0 9.10 0.00 1.94 0.32 0.05 88.59 Average: 1 12.02 0.00 1.76 0.42 0.04 85.76 Average: 2 39.87 0.00 1.87 0.39 0.05 57.82 Average: 3 13.82 0.00 1.92 0.39 0.05 83.82 Average: 4 13.80 0.00 1.81 0.43 0.04 83.92 Average: 5 8.66 0.00 1.45 0.34 0.04 89.52 Average: 6 9.69 0.00 1.66 0.45 0.04 88.16 Average: 7 15.17 0.00 1.71 0.40 0.04 82.68