---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1711 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 859 12376 4 18856 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:4a:05:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83879sec preferred_lft 83879sec inet6 fe80::f816:3eff:fe4a:543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:bc:1b:71:8c:30 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::10bc:1bff:fe71:8c30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1711) 03/13/26 _x86_64_ (8 CPU) 14:20:54 LINUX RESTART (8 CPU) 14:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:30 283.71 0.42 273.55 9.74 5.73 31020.17 38127.56 14:50:11 82.22 0.09 79.28 2.84 12.05 10427.98 4372.18 15:00:01 9.21 0.14 8.83 0.24 5.70 456.79 5710.73 Average: 128.66 0.22 124.04 4.40 7.76 14351.74 16598.70 14:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:30 11637476 28265368 3947804 12.01 556672 15299500 4068620 12.00 4519444 15097860 29984 14:50:11 2562340 21935292 10217644 31.09 597272 17886332 15847880 46.73 4832856 21752824 1256 15:00:01 1343200 20809256 11341908 34.51 597716 17972728 16750940 49.40 4876760 22931244 212 Average: 5181005 23669972 8502452 25.87 583887 17052853 12222480 36.04 4743020 19927309 10484 14:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:30 lo 0.32 0.32 0.04 0.04 0.00 0.00 0.00 0.00 14:40:30 ens3 117.05 80.10 1220.82 23.36 0.00 0.00 0.00 0.00 14:40:30 docker0 13.69 21.04 0.77 287.24 0.00 0.00 0.00 0.00 14:50:11 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 14:50:11 ens3 41.36 26.02 921.61 4.86 0.00 0.00 0.00 0.00 14:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:11 br-3841d0d82fb0 0.32 0.28 0.01 0.02 0.00 0.00 0.00 0.00 14:50:11 vethc5b05f1 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:50:11 veth33a8e6f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:11 vethf1c3a94 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:11 veth3b50087 0.49 0.45 0.06 0.27 0.00 0.00 0.00 0.00 14:50:11 vethedef259 74.43 78.63 37.23 38.63 0.00 0.00 0.00 0.00 14:50:11 veth7dadf51 74.42 69.83 51.46 33.97 0.00 0.00 0.00 0.00 14:50:11 vethf5642cb 1.25 2.04 1.29 13.84 0.00 0.00 0.00 0.00 14:50:11 veth1c0dc00 2.37 1.86 0.32 1.76 0.00 0.00 0.00 0.00 15:00:01 lo 11.11 11.11 54.71 54.71 0.00 0.00 0.00 0.00 15:00:01 ens3 12.92 9.50 4.55 5.16 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 br-3841d0d82fb0 6.12 6.01 53.67 1.21 0.00 0.00 0.00 0.00 15:00:01 vethc5b05f1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 veth33a8e6f 0.23 0.21 0.02 0.09 0.00 0.00 0.00 0.00 15:00:01 vethf1c3a94 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 veth3b50087 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 15:00:01 vethedef259 324.64 350.27 263.81 154.58 0.00 0.00 0.00 0.02 15:00:01 veth7dadf51 107.07 99.05 96.05 63.87 0.00 0.00 0.00 0.01 15:00:01 veth1c0dc00 252.06 234.58 115.38 203.91 0.00 0.00 0.00 0.02 Average: lo 3.90 3.90 17.96 17.96 0.00 0.00 0.00 0.00 Average: ens3 58.48 39.49 725.60 11.42 0.00 0.00 0.00 0.00 Average: docker0 4.78 7.35 0.27 100.31 0.00 0.00 0.00 0.00 Average: br-3841d0d82fb0 2.11 2.06 17.59 0.40 0.00 0.00 0.00 0.00 Average: vethc5b05f1 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth33a8e6f 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethf1c3a94 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3b50087 0.29 0.21 0.04 0.20 0.00 0.00 0.00 0.00 Average: vethedef259 130.42 140.18 98.47 63.13 0.00 0.00 0.00 0.01 Average: veth7dadf51 59.13 55.02 48.10 31.91 0.00 0.00 0.00 0.00 Average: veth1c0dc00 83.36 77.47 37.91 67.39 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1711) 03/13/26 _x86_64_ (8 CPU) 14:20:54 LINUX RESTART (8 CPU) 14:30:01 CPU %user %nice %system %iowait %steal %idle 14:40:30 all 17.46 0.00 2.60 4.42 0.08 75.44 14:40:30 0 13.67 0.00 2.37 3.35 0.08 80.55 14:40:30 1 22.64 0.00 2.78 8.00 0.09 66.50 14:40:30 2 17.49 0.00 2.73 3.52 0.08 76.18 14:40:30 3 17.98 0.00 2.54 3.96 0.08 75.44 14:40:30 4 17.14 0.00 3.21 2.08 0.08 77.48 14:40:30 5 14.90 0.00 2.34 3.15 0.08 79.52 14:40:30 6 16.26 0.00 2.32 2.51 0.08 78.84 14:40:30 7 19.59 0.00 2.55 8.77 0.08 69.01 14:50:11 all 9.80 0.02 1.28 0.94 0.07 87.89 14:50:11 0 9.64 0.02 1.31 1.20 0.07 87.75 14:50:11 1 9.22 0.02 1.35 0.31 0.08 89.02 14:50:11 2 10.08 0.03 1.21 0.97 0.08 87.63 14:50:11 3 9.92 0.02 1.24 0.80 0.07 87.95 14:50:11 4 10.57 0.04 1.28 0.52 0.08 87.51 14:50:11 5 9.70 0.02 1.33 0.92 0.07 87.95 14:50:11 6 9.36 0.02 1.21 1.66 0.08 87.67 14:50:11 7 9.88 0.02 1.29 1.11 0.07 87.64 15:00:01 all 7.01 0.00 1.28 0.08 0.10 91.53 15:00:01 0 6.05 0.00 1.21 0.03 0.09 92.62 15:00:01 1 7.50 0.00 1.36 0.09 0.11 90.94 15:00:01 2 6.57 0.00 1.36 0.05 0.10 91.92 15:00:01 3 7.93 0.00 1.34 0.02 0.09 90.62 15:00:01 4 8.16 0.00 1.40 0.01 0.09 90.33 15:00:01 5 6.71 0.00 1.14 0.05 0.09 92.01 15:00:01 6 6.74 0.00 1.26 0.33 0.09 91.58 15:00:01 7 6.44 0.00 1.15 0.06 0.10 92.24 Average: all 11.57 0.01 1.74 1.88 0.08 84.72 Average: 0 9.88 0.01 1.65 1.57 0.08 86.81 Average: 1 13.36 0.01 1.85 2.93 0.09 81.76 Average: 2 11.53 0.01 1.79 1.57 0.09 85.02 Average: 3 12.09 0.01 1.73 1.65 0.08 84.44 Average: 4 12.08 0.01 2.00 0.90 0.08 84.92 Average: 5 10.55 0.01 1.62 1.42 0.08 86.32 Average: 6 10.92 0.01 1.61 1.52 0.08 85.85 Average: 7 12.16 0.01 1.69 3.45 0.08 82.61