---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3284 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: 5599.99 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 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 863 12507 4 18721 30760 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:0f:b7:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84058sec preferred_lft 84058sec inet6 fe80::f816:3eff:fe0f:b7e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:32:20:64:73:e2 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::b032:20ff:fe64:73e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3284) 03/19/26 _x86_64_ (8 CPU) 15:49:46 LINUX RESTART (8 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 510.60 13.00 485.91 11.69 1633.62 52819.35 34828.68 16:10:00 203.10 0.34 195.36 7.40 15.44 34914.24 36388.30 16:20:15 34.29 0.12 10.76 23.40 5.16 434.71 445875.65 Average: 247.86 4.46 229.16 14.24 548.39 29171.99 174559.98 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 17456804 28890976 3345376 10.18 500532 10388376 3586856 10.58 2541728 11538192 25220 16:10:00 2404208 21605324 10549508 32.10 593376 17745820 16623396 49.02 4710700 22098664 27232 16:20:15 725768 20000892 12151528 36.98 594656 17813020 17726992 52.27 4778500 23670200 2164 Average: 6862260 23499064 8682137 26.42 562855 15315739 12645748 37.29 4010309 19102352 18205 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 lo 0.71 0.71 0.11 0.11 0.00 0.00 0.00 0.00 16:00:02 ens3 480.03 307.56 2879.41 80.23 0.00 0.00 0.00 0.00 16:00:02 docker0 8.51 14.44 0.57 221.93 0.00 0.00 0.00 0.00 16:10:00 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 16:10:00 ens3 127.00 81.76 1819.05 20.08 0.00 0.00 0.00 0.00 16:10:00 docker0 15.18 28.98 0.88 553.44 0.00 0.00 0.00 0.00 16:10:00 br-adb6a1fa4b65 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 16:10:00 vethb7b2952 6.37 6.06 4.41 1.27 0.00 0.00 0.00 0.00 16:10:00 veth032e51c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:10:00 veth815235b 0.10 0.17 0.01 0.01 0.00 0.00 0.00 0.00 16:10:00 veth2fd0a0b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:10:00 veth3fa0e80 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 16:10:00 vethe954015 0.75 0.80 0.09 0.90 0.00 0.00 0.00 0.00 16:10:00 vethf2b28c6 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 vethf8ff602 0.34 0.39 0.05 0.53 0.00 0.00 0.00 0.00 16:20:15 lo 4.02 4.02 13.67 13.67 0.00 0.00 0.00 0.00 16:20:15 ens3 5.23 3.92 2.19 2.42 0.00 0.00 0.00 0.00 16:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 br-adb6a1fa4b65 2.13 2.06 13.13 0.58 0.00 0.00 0.00 0.00 16:20:15 vethb7b2952 198.55 213.45 143.53 101.64 0.00 0.00 0.00 0.01 16:20:15 veth032e51c 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 16:20:15 veth815235b 0.52 0.33 0.08 0.38 0.00 0.00 0.00 0.00 16:20:15 veth2fd0a0b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 veth3fa0e80 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:15 vethe954015 107.77 100.39 78.08 53.62 0.00 0.00 0.00 0.01 16:20:15 vethf8ff602 112.05 103.98 51.73 93.29 0.00 0.00 0.00 0.01 Average: lo 1.79 1.79 4.69 4.69 0.00 0.00 0.00 0.00 Average: ens3 202.79 130.25 1555.21 34.04 0.00 0.00 0.00 0.00 Average: docker0 7.83 14.34 0.48 256.10 0.00 0.00 0.00 0.00 Average: br-adb6a1fa4b65 0.82 0.78 4.45 0.20 0.00 0.00 0.00 0.00 Average: vethb7b2952 69.35 74.29 50.07 34.84 0.00 0.00 0.00 0.00 Average: veth032e51c 0.08 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth815235b 0.21 0.17 0.03 0.13 0.00 0.00 0.00 0.00 Average: veth2fd0a0b 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3fa0e80 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe954015 36.75 34.27 26.48 18.46 0.00 0.00 0.00 0.00 Average: vethf8ff602 38.06 35.34 17.54 31.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3284) 03/19/26 _x86_64_ (8 CPU) 15:49:46 LINUX RESTART (8 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 28.04 0.00 3.72 8.46 0.11 59.68 16:00:02 0 24.95 0.00 3.85 7.10 0.09 64.01 16:00:02 1 29.86 0.00 3.45 5.36 0.12 61.20 16:00:02 2 32.28 0.00 3.92 9.67 0.11 54.03 16:00:02 3 24.61 0.00 3.15 7.92 0.10 64.22 16:00:02 4 27.46 0.00 3.79 12.92 0.11 55.72 16:00:02 5 30.52 0.00 3.56 7.11 0.11 58.70 16:00:02 6 28.94 0.00 4.20 9.73 0.11 57.02 16:00:02 7 25.70 0.00 3.80 7.86 0.11 62.53 16:10:00 all 12.75 0.03 2.36 9.63 0.07 75.16 16:10:00 0 12.38 0.03 2.31 9.98 0.07 75.23 16:10:00 1 12.99 0.04 2.47 10.67 0.07 73.76 16:10:00 2 11.88 0.02 2.33 9.22 0.07 76.49 16:10:00 3 12.33 0.02 2.26 10.40 0.07 74.92 16:10:00 4 15.26 0.02 2.53 6.32 0.07 75.80 16:10:00 5 12.32 0.02 2.22 9.45 0.07 75.92 16:10:00 6 11.51 0.03 2.24 13.68 0.06 72.49 16:10:00 7 13.30 0.03 2.54 7.36 0.07 76.69 16:20:15 all 7.75 0.00 1.04 0.58 0.07 90.55 16:20:15 0 8.79 0.00 1.20 0.51 0.07 89.43 16:20:15 1 7.46 0.00 1.16 1.05 0.08 90.25 16:20:15 2 8.27 0.00 1.06 2.00 0.07 88.59 16:20:15 3 8.19 0.00 1.09 0.13 0.10 90.49 16:20:15 4 7.58 0.00 0.98 0.42 0.06 90.96 16:20:15 5 6.99 0.00 1.00 0.21 0.06 91.74 16:20:15 6 7.56 0.00 0.93 0.08 0.06 91.37 16:20:15 7 7.14 0.00 0.93 0.28 0.06 91.60 Average: all 16.13 0.01 2.37 6.18 0.08 75.23 Average: 0 15.34 0.01 2.45 5.82 0.08 76.30 Average: 1 16.72 0.01 2.35 5.66 0.09 75.16 Average: 2 17.42 0.01 2.43 6.93 0.08 73.14 Average: 3 15.01 0.01 2.16 6.11 0.09 76.62 Average: 4 16.71 0.01 2.43 6.51 0.08 74.27 Average: 5 16.55 0.01 2.25 5.56 0.08 75.55 Average: 6 15.94 0.01 2.44 7.76 0.08 73.76 Average: 7 15.32 0.01 2.41 5.13 0.08 77.05