---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-838 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: 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 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 906 13400 3 17785 30718 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:0a:ca:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.212/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83307sec preferred_lft 83307sec inet6 fe80::f816:3eff:fe0a:ca97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:62:3d:02:c2:ac 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::8862:3dff:fe02:c2ac/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-838) 03/10/26 _x86_64_ (8 CPU) 06:16:30 LINUX RESTART (8 CPU) 06:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 453.85 0.91 444.82 8.12 53.73 57003.46 65031.13 06:40:27 245.32 0.47 236.09 8.76 18.02 25951.42 37649.19 06:50:07 30.72 0.58 27.64 2.50 29.87 4509.39 8388.16 07:00:01 11.59 0.09 11.06 0.44 1.92 2632.19 81.83 Average: 185.62 0.51 180.10 5.00 25.60 22487.57 27829.86 06:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 12334276 28174960 4055804 12.34 460464 14829228 3993436 11.78 4481580 14704316 252668 06:40:27 232444 22023828 10118576 30.79 601372 20208904 15234804 44.93 5901228 22974332 624 06:50:07 406948 19792452 12211888 37.16 584380 18001680 18090456 53.35 5747864 22934636 11184 07:00:01 269224 19324120 12675072 38.57 583688 17687900 18517112 54.60 5727408 23111428 33888 Average: 3310723 22328840 9765335 29.72 557476 17681928 13958952 41.16 5464520 20931178 74591 06:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 lo 0.51 0.51 0.11 0.11 0.00 0.00 0.00 0.00 06:30:01 ens3 235.37 143.38 2225.78 31.06 0.00 0.00 0.00 0.00 06:30:01 docker0 34.06 54.79 1.89 753.73 0.00 0.00 0.00 0.00 06:40:27 lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 06:40:27 ens3 116.38 79.71 1702.77 21.44 0.00 0.00 0.00 0.00 06:40:27 docker0 8.84 12.76 0.50 204.69 0.00 0.00 0.00 0.00 06:40:27 br-46681ecb2938 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 06:40:27 vethe46020b 0.30 0.33 0.03 0.13 0.00 0.00 0.00 0.00 06:40:27 veth6c944d4 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:40:27 veth72cfe02 16.48 16.01 5.60 4.10 0.00 0.00 0.00 0.00 06:40:27 vethb9b9cfb 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:40:27 veth1c6c14d 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 06:40:27 veth0f63e78 11.02 11.42 3.12 2.17 0.00 0.00 0.00 0.00 06:40:27 veth01232a6 0.13 0.19 0.24 0.04 0.00 0.00 0.00 0.00 06:40:27 veth0113ec6 1.01 0.86 0.14 0.95 0.00 0.00 0.00 0.00 06:50:07 lo 16.32 16.32 44.55 44.55 0.00 0.00 0.00 0.00 06:50:07 ens3 18.30 13.99 34.53 3.44 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 br-46681ecb2938 16.98 20.20 8.65 68.53 0.00 0.00 0.00 0.00 06:50:07 vethe46020b 10.89 8.94 109.79 27.44 0.00 0.00 0.00 0.01 06:50:07 veth6c944d4 17.50 19.55 221.54 110.29 0.00 0.00 0.00 0.02 06:50:07 veth72cfe02 107.49 116.27 65.12 54.90 0.00 0.00 0.00 0.01 06:50:07 vethb9b9cfb 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 06:50:07 veth1c6c14d 27.55 30.70 8.61 288.58 0.00 0.00 0.00 0.02 06:50:07 veth0f63e78 82.81 76.40 80.69 39.98 0.00 0.00 0.00 0.01 06:50:07 veth0113ec6 40.17 37.12 16.45 27.84 0.00 0.00 0.00 0.00 07:00:01 lo 37.02 37.02 177.93 177.93 0.00 0.00 0.00 0.00 07:00:01 ens3 0.77 0.64 0.20 0.44 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 br-46681ecb2938 25.25 28.25 37.16 142.03 0.00 0.00 0.00 0.00 07:00:01 vethe46020b 10.74 9.99 56.96 55.78 0.00 0.00 0.00 0.00 07:00:01 veth6c944d4 10.71 11.44 56.57 56.44 0.00 0.00 0.00 0.00 07:00:01 veth72cfe02 73.06 80.01 56.24 28.79 0.00 0.00 0.00 0.00 07:00:01 vethb9b9cfb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 veth1c6c14d 30.58 33.57 37.52 196.85 0.00 0.00 0.00 0.02 07:00:01 veth0f63e78 45.82 42.93 66.29 23.20 0.00 0.00 0.00 0.01 07:00:01 veth0113ec6 41.18 37.17 18.72 35.77 0.00 0.00 0.00 0.00 Average: lo 13.49 13.49 55.30 55.30 0.00 0.00 0.00 0.00 Average: ens3 92.68 59.51 999.26 14.16 0.00 0.00 0.00 0.00 Average: docker0 10.64 16.72 0.59 237.74 0.00 0.00 0.00 0.00 Average: br-46681ecb2938 10.51 12.03 11.38 52.14 0.00 0.00 0.00 0.00 Average: vethe46020b 5.41 4.76 40.96 20.64 0.00 0.00 0.00 0.00 Average: veth6c944d4 6.94 7.65 68.07 40.94 0.00 0.00 0.00 0.01 Average: veth72cfe02 48.74 52.49 31.36 21.63 0.00 0.00 0.00 0.00 Average: vethb9b9cfb 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth1c6c14d 14.35 15.88 11.46 119.40 0.00 0.00 0.00 0.01 Average: veth0f63e78 34.50 32.32 37.01 16.10 0.00 0.00 0.00 0.00 Average: veth0113ec6 20.32 18.54 8.71 15.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-838) 03/10/26 _x86_64_ (8 CPU) 06:16:30 LINUX RESTART (8 CPU) 06:20:20 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 16.87 0.00 3.45 1.63 0.07 77.99 06:30:01 0 15.25 0.00 2.98 1.44 0.07 80.27 06:30:01 1 19.51 0.00 4.85 2.11 0.08 73.46 06:30:01 2 16.02 0.00 3.67 1.42 0.06 78.82 06:30:01 3 18.95 0.00 3.25 1.69 0.06 76.05 06:30:01 4 14.31 0.00 3.22 1.98 0.06 80.42 06:30:01 5 20.66 0.00 3.25 1.12 0.07 74.91 06:30:01 6 16.29 0.00 3.26 1.61 0.06 78.78 06:30:01 7 14.01 0.00 3.09 1.67 0.06 81.17 06:40:27 all 16.09 0.02 2.15 0.88 0.07 80.79 06:40:27 0 14.47 0.00 1.88 1.45 0.06 82.14 06:40:27 1 17.64 0.03 2.55 1.00 0.08 78.70 06:40:27 2 15.54 0.01 2.08 0.98 0.07 81.33 06:40:27 3 16.61 0.04 2.43 0.57 0.07 80.29 06:40:27 4 15.49 0.02 2.19 0.58 0.06 81.66 06:40:27 5 20.39 0.02 2.53 0.97 0.07 76.02 06:40:27 6 14.30 0.01 1.62 0.54 0.06 83.47 06:40:27 7 14.30 0.02 1.93 0.99 0.06 82.69 06:50:07 all 9.92 0.01 1.56 0.30 0.08 88.13 06:50:07 0 9.35 0.01 1.71 0.29 0.08 88.55 06:50:07 1 10.26 0.00 1.66 0.39 0.09 87.60 06:50:07 2 9.82 0.00 1.66 0.15 0.08 88.28 06:50:07 3 10.43 0.01 1.54 0.45 0.08 87.50 06:50:07 4 9.87 0.01 1.46 0.27 0.08 88.31 06:50:07 5 10.58 0.00 1.43 0.28 0.09 87.62 06:50:07 6 10.05 0.00 1.50 0.35 0.09 88.01 06:50:07 7 9.00 0.01 1.49 0.21 0.08 89.20 07:00:01 all 8.24 0.00 1.95 0.14 0.10 89.57 07:00:01 0 8.00 0.00 1.97 0.16 0.09 89.78 07:00:01 1 8.93 0.00 2.12 0.15 0.10 88.71 07:00:01 2 8.57 0.00 2.03 0.13 0.10 89.18 07:00:01 3 8.91 0.00 1.92 0.09 0.10 88.98 07:00:01 4 7.09 0.00 1.78 0.16 0.09 90.88 07:00:01 5 8.01 0.00 1.95 0.15 0.09 89.80 07:00:01 6 7.74 0.00 1.92 0.16 0.11 90.08 07:00:01 7 8.70 0.00 1.93 0.11 0.09 89.17 Average: all 12.82 0.01 2.27 0.74 0.08 84.08 Average: 0 11.80 0.00 2.13 0.84 0.08 85.15 Average: 1 14.13 0.01 2.79 0.91 0.08 82.08 Average: 2 12.53 0.00 2.35 0.67 0.08 84.37 Average: 3 13.76 0.01 2.28 0.70 0.08 83.18 Average: 4 11.74 0.01 2.16 0.74 0.08 85.28 Average: 5 14.98 0.01 2.29 0.63 0.08 82.01 Average: 6 12.11 0.00 2.07 0.66 0.08 85.08 Average: 7 11.54 0.01 2.11 0.75 0.07 85.52