---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1089 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 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 854 11197 4 20040 30770 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:0d:61:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.48/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84078sec preferred_lft 84078sec inet6 fe80::f816:3eff:fe0d:6108/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:e5:ec:a1:9c:91 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::8e5:ecff:fea1:9c91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1089) 03/11/26 _x86_64_ (8 CPU) 06:55:08 LINUX RESTART (8 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:02 465.71 0.74 454.97 10.01 11.78 51810.40 80569.58 07:20:13 191.45 0.23 185.08 6.14 15.19 20451.20 30125.16 07:30:01 9.07 0.41 8.45 0.22 10.48 463.15 5730.18 Average: 223.65 0.46 217.69 5.50 12.51 24415.37 39033.86 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:02 10553092 27888188 4324152 13.16 540144 16048128 4607676 13.59 4708244 16058908 1660 07:20:13 249956 21843268 10298780 31.34 608372 20009912 15493932 45.69 5926260 22933632 852 07:30:01 248952 20833848 11308076 34.41 595720 19031996 16481656 48.60 5733488 23125688 516 Average: 3684000 23521768 8643669 26.30 581412 18363345 12194421 35.96 5455997 20706076 1009 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:02 lo 0.46 0.46 0.08 0.08 0.00 0.00 0.00 0.00 07:10:02 ens3 250.71 152.96 2109.80 37.03 0.00 0.00 0.00 0.00 07:10:02 docker0 25.28 42.05 1.44 655.99 0.00 0.00 0.00 0.00 07:20:13 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 07:20:13 ens3 100.17 72.45 1441.85 16.76 0.00 0.00 0.00 0.00 07:20:13 docker0 7.35 10.76 0.42 209.64 0.00 0.00 0.00 0.00 07:20:13 br-35d0b6045148 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:20:13 veth0dc0f2b 0.40 0.39 0.05 0.21 0.00 0.00 0.00 0.00 07:20:13 veth4c6b68f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 vetha264c3e 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 veth2333eb0 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 veth525bfed 48.26 50.84 18.95 24.27 0.00 0.00 0.00 0.00 07:20:13 veth3c71235 46.54 43.59 33.25 15.64 0.00 0.00 0.00 0.00 07:20:13 vethcf50a96 0.89 1.42 0.79 9.97 0.00 0.00 0.00 0.00 07:20:13 veth8f235c9 1.71 1.36 0.23 1.40 0.00 0.00 0.00 0.00 07:30:01 lo 9.36 9.36 39.86 39.86 0.00 0.00 0.00 0.00 07:30:01 ens3 24.36 15.31 8.49 7.27 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 br-35d0b6045148 5.13 4.94 38.87 1.10 0.00 0.00 0.00 0.00 07:30:01 veth0dc0f2b 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 07:30:01 veth4c6b68f 0.23 0.20 0.03 0.09 0.00 0.00 0.00 0.00 07:30:01 vetha264c3e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 veth2333eb0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 veth525bfed 328.15 353.52 265.07 160.78 0.00 0.00 0.00 0.02 07:30:01 veth3c71235 118.53 109.62 94.37 73.79 0.00 0.00 0.00 0.01 07:30:01 veth8f235c9 243.45 226.84 111.70 195.53 0.00 0.00 0.00 0.02 Average: lo 3.39 3.39 13.05 13.05 0.00 0.00 0.00 0.00 Average: ens3 125.77 80.72 1197.43 20.44 0.00 0.00 0.00 0.00 Average: docker0 10.95 17.71 0.62 290.50 0.00 0.00 0.00 0.00 Average: br-35d0b6045148 1.77 1.70 12.69 0.36 0.00 0.00 0.00 0.00 Average: veth0dc0f2b 0.26 0.20 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth4c6b68f 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vetha264c3e 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2333eb0 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth525bfed 123.47 132.62 92.94 60.70 0.00 0.00 0.00 0.01 Average: veth3c71235 54.47 50.56 42.08 29.39 0.00 0.00 0.00 0.00 Average: veth8f235c9 80.03 74.50 36.53 64.29 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1089) 03/11/26 _x86_64_ (8 CPU) 06:55:08 LINUX RESTART (8 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:02 all 20.79 0.00 3.80 0.72 0.07 74.62 07:10:02 0 15.59 0.00 3.81 0.64 0.06 79.89 07:10:02 1 21.22 0.00 3.97 1.13 0.07 73.62 07:10:02 2 31.07 0.00 4.33 1.02 0.07 63.50 07:10:02 3 19.97 0.00 3.68 0.58 0.07 75.69 07:10:02 4 19.30 0.00 3.78 0.98 0.06 75.87 07:10:02 5 18.78 0.00 4.13 0.53 0.06 76.50 07:10:02 6 20.51 0.00 3.45 0.49 0.06 75.49 07:10:02 7 19.89 0.00 3.23 0.42 0.06 76.39 07:20:13 all 10.73 0.02 1.80 0.48 0.06 86.91 07:20:13 0 9.46 0.03 1.59 0.28 0.06 88.59 07:20:13 1 12.12 0.01 1.86 0.44 0.06 85.52 07:20:13 2 10.62 0.02 1.66 0.39 0.06 87.25 07:20:13 3 12.32 0.02 1.75 0.77 0.06 85.08 07:20:13 4 10.18 0.02 1.91 0.28 0.07 87.54 07:20:13 5 10.56 0.01 2.20 0.90 0.06 86.27 07:20:13 6 10.39 0.02 1.68 0.21 0.06 87.64 07:20:13 7 10.21 0.02 1.72 0.57 0.06 87.42 07:30:01 all 7.17 0.00 1.14 0.03 0.06 91.60 07:30:01 0 6.64 0.00 1.15 0.02 0.06 92.12 07:30:01 1 8.23 0.00 1.28 0.01 0.07 90.41 07:30:01 2 7.64 0.00 1.25 0.02 0.07 91.02 07:30:01 3 6.30 0.00 1.11 0.05 0.06 92.48 07:30:01 4 7.25 0.00 1.13 0.02 0.07 91.53 07:30:01 5 7.76 0.00 1.00 0.07 0.06 91.11 07:30:01 6 6.85 0.00 1.04 0.02 0.07 92.02 07:30:01 7 6.64 0.00 1.18 0.02 0.06 92.10 Average: all 12.94 0.01 2.25 0.41 0.06 84.32 Average: 0 10.59 0.01 2.19 0.32 0.06 86.83 Average: 1 13.90 0.01 2.38 0.53 0.07 83.12 Average: 2 16.50 0.01 2.42 0.48 0.07 80.53 Average: 3 12.91 0.01 2.19 0.47 0.07 84.36 Average: 4 12.28 0.01 2.28 0.43 0.06 84.93 Average: 5 12.40 0.00 2.46 0.50 0.06 84.57 Average: 6 12.63 0.01 2.06 0.24 0.06 85.00 Average: 7 12.29 0.01 2.05 0.34 0.06 85.25