---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-688 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 885 13262 4 17943 30735 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:f5:50:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.85/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83241sec preferred_lft 83241sec inet6 fe80::f816:3eff:fef5:5055/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:1e:ad:a0:a2:d2 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::3c1e:adff:fea0:a2d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-688) 03/09/26 _x86_64_ (8 CPU) 11:29:10 LINUX RESTART (8 CPU) 11:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:13 428.99 4.72 417.35 6.91 681.69 43280.59 54935.90 11:50:03 289.93 0.37 276.94 12.61 16.02 41604.91 77079.29 12:00:14 39.07 0.57 36.42 2.09 13.67 3567.17 4980.57 12:10:01 22.79 0.19 20.90 1.70 19.20 4243.02 9461.03 12:20:01 18.80 0.47 16.03 2.30 8.38 3152.15 12161.13 Average: 160.78 1.28 154.38 5.11 150.52 19206.31 31675.58 11:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:13 15048316 28510864 3731280 11.35 394096 12638672 3980964 11.74 3526532 13062764 86784 11:50:03 3017796 25130644 7017216 21.35 602492 20543140 11068660 32.64 5896600 20231408 2004 12:00:14 396048 20843476 11251432 34.24 585720 18948616 16408192 48.39 6082184 22607840 12048 12:10:01 318052 19687964 12292792 37.41 580356 18017676 18224844 53.74 5905080 22863628 9668 12:20:01 3093332 22040704 10004312 30.44 580732 17547912 14832468 43.74 5829644 20192916 868 Average: 4374709 23242730 8859406 26.96 548679 17539203 12903026 38.05 5448008 19791711 22274 11:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:13 lo 0.54 0.54 0.07 0.07 0.00 0.00 0.00 0.00 11:40:13 ens3 438.15 248.26 2747.97 79.61 0.00 0.00 0.00 0.00 11:40:13 docker0 29.36 45.74 1.62 672.14 0.00 0.00 0.00 0.00 11:40:13 vethfc5d0e2 20.13 27.60 1.33 224.84 0.00 0.00 0.00 0.02 11:50:03 lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 11:50:03 ens3 147.90 97.48 2076.66 24.43 0.00 0.00 0.00 0.00 11:50:03 docker0 12.28 18.09 0.70 261.72 0.00 0.00 0.00 0.00 11:50:03 br-c4d5df72e550 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 11:50:03 veth1ccef94 0.02 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 vethdb1a0d3 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 veth9e9552c 1.76 1.62 1.25 0.21 0.00 0.00 0.00 0.00 11:50:03 vethc6db01e 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 veth6327061 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 veth3bd4e18 1.51 1.71 0.20 1.25 0.00 0.00 0.00 0.00 12:00:14 lo 7.47 7.47 18.69 18.69 0.00 0.00 0.00 0.00 12:00:14 ens3 6.42 4.74 12.09 1.98 0.00 0.00 0.00 0.00 12:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:14 br-c4d5df72e550 5.96 7.20 3.12 25.89 0.00 0.00 0.00 0.00 12:00:14 veth1ccef94 8.76 10.05 2.44 86.54 0.00 0.00 0.00 0.01 12:00:14 vethdb1a0d3 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 12:00:14 veth9e9552c 97.27 103.25 54.91 47.90 0.00 0.00 0.00 0.00 12:00:14 vethc6db01e 5.12 5.66 61.12 25.88 0.00 0.00 0.00 0.01 12:00:14 veth6327061 3.63 3.00 25.78 6.94 0.00 0.00 0.00 0.00 12:00:14 veth37d8819 82.45 77.77 59.65 37.98 0.00 0.00 0.00 0.00 12:00:14 veth0a16384 22.24 20.31 8.68 17.21 0.00 0.00 0.00 0.00 12:10:01 lo 34.63 34.63 151.44 151.44 0.00 0.00 0.00 0.00 12:10:01 ens3 7.40 6.26 21.41 1.83 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 br-c4d5df72e550 24.60 27.87 29.08 144.33 0.00 0.00 0.00 0.00 12:10:01 veth1ccef94 35.29 38.55 30.05 332.25 0.00 0.00 0.00 0.03 12:10:01 vethdb1a0d3 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 veth9e9552c 75.11 81.76 55.97 30.42 0.00 0.00 0.00 0.00 12:10:01 vethc6db01e 18.84 20.95 190.18 116.83 0.00 0.00 0.00 0.02 12:10:01 veth6327061 14.52 12.68 116.86 53.96 0.00 0.00 0.00 0.01 12:10:01 veth37d8819 39.18 36.31 62.20 18.24 0.00 0.00 0.00 0.01 12:10:01 veth0a16384 49.63 45.61 22.16 40.63 0.00 0.00 0.00 0.00 12:20:01 lo 27.46 27.46 115.88 115.88 0.00 0.00 0.00 0.00 12:20:01 ens3 7.77 6.18 18.30 2.00 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 br-c4d5df72e550 25.03 28.39 26.28 107.95 0.00 0.00 0.00 0.00 12:20:01 veth1ccef94 35.04 38.86 27.04 300.04 0.00 0.00 0.00 0.02 12:20:01 vethdb1a0d3 0.13 0.14 0.02 0.05 0.00 0.00 0.00 0.00 12:20:01 veth9e9552c 53.91 58.92 29.95 15.79 0.00 0.00 0.00 0.00 12:20:01 vethc6db01e 18.85 20.91 193.87 134.17 0.00 0.00 0.00 0.02 12:20:01 veth6327061 14.96 12.81 134.14 69.23 0.00 0.00 0.00 0.01 12:20:01 veth37d8819 36.67 33.69 74.81 17.79 0.00 0.00 0.00 0.01 Average: lo 14.03 14.03 56.65 56.65 0.00 0.00 0.00 0.00 Average: ens3 122.85 73.28 979.81 22.22 0.00 0.00 0.00 0.00 Average: docker0 8.41 12.90 0.47 188.70 0.00 0.00 0.00 0.00 Average: br-c4d5df72e550 11.07 12.64 11.58 55.11 0.00 0.00 0.00 0.00 Average: veth1ccef94 15.70 17.38 11.79 142.64 0.00 0.00 0.00 0.01 Average: vethdb1a0d3 0.05 0.07 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth9e9552c 45.61 49.10 28.36 18.89 0.00 0.00 0.00 0.00 Average: vethc6db01e 8.51 9.45 88.43 54.97 0.00 0.00 0.00 0.01 Average: veth6327061 6.58 5.67 54.95 25.83 0.00 0.00 0.00 0.00 Average: veth37d8819 31.77 29.66 39.27 14.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-688) 03/09/26 _x86_64_ (8 CPU) 11:29:10 LINUX RESTART (8 CPU) 11:30:00 CPU %user %nice %system %iowait %steal %idle 11:40:13 all 22.85 0.00 3.40 1.15 0.09 72.51 11:40:13 0 19.12 0.00 4.26 0.75 0.08 75.79 11:40:13 1 23.95 0.00 3.79 1.06 0.09 71.11 11:40:13 2 21.28 0.00 3.63 1.37 0.09 73.62 11:40:13 3 27.04 0.00 3.35 0.72 0.09 68.80 11:40:13 4 23.08 0.00 2.78 1.17 0.08 72.89 11:40:13 5 23.63 0.00 3.04 1.12 0.09 72.12 11:40:13 6 24.88 0.00 3.29 1.76 0.09 69.98 11:40:13 7 19.83 0.00 3.11 1.22 0.09 75.75 11:50:03 all 16.24 0.01 3.03 2.46 0.08 78.17 11:50:03 0 13.11 0.01 2.66 7.76 0.08 76.38 11:50:03 1 17.02 0.02 3.17 1.33 0.09 78.37 11:50:03 2 18.98 0.02 3.44 1.03 0.10 76.43 11:50:03 3 17.56 0.02 3.26 1.02 0.09 78.06 11:50:03 4 19.34 0.01 3.15 1.14 0.09 76.28 11:50:03 5 14.85 0.01 3.02 5.57 0.08 76.47 11:50:03 6 15.59 0.02 3.17 1.06 0.08 80.08 11:50:03 7 13.48 0.02 2.40 0.76 0.08 83.25 12:00:14 all 9.73 0.01 1.12 0.17 0.10 88.87 12:00:14 0 7.94 0.01 1.11 0.10 0.09 90.75 12:00:14 1 11.04 0.00 1.36 0.07 0.10 87.43 12:00:14 2 11.14 0.02 1.01 0.06 0.10 87.67 12:00:14 3 10.17 0.00 1.24 0.21 0.10 88.28 12:00:14 4 8.54 0.00 1.12 0.36 0.10 89.88 12:00:14 5 9.47 0.01 0.95 0.24 0.09 89.24 12:00:14 6 9.51 0.01 1.07 0.21 0.10 89.09 12:00:14 7 10.03 0.00 1.14 0.12 0.10 88.61 12:10:01 all 9.12 0.00 2.13 0.23 0.12 88.40 12:10:01 0 8.60 0.01 2.12 0.32 0.12 88.83 12:10:01 1 9.63 0.00 2.26 0.25 0.13 87.73 12:10:01 2 9.06 0.00 2.17 0.16 0.12 88.49 12:10:01 3 8.90 0.01 2.00 0.27 0.12 88.70 12:10:01 4 8.73 0.00 2.17 0.19 0.11 88.79 12:10:01 5 9.98 0.00 2.14 0.15 0.12 87.60 12:10:01 6 9.02 0.00 2.15 0.33 0.11 88.39 12:10:01 7 9.03 0.01 2.06 0.17 0.11 88.63 12:20:01 all 7.45 0.00 1.92 0.82 0.12 89.67 12:20:01 0 6.32 0.00 2.01 2.96 0.14 88.58 12:20:01 1 8.89 0.00 2.12 0.57 0.14 88.29 12:20:01 2 8.02 0.01 1.93 0.33 0.13 89.58 12:20:01 3 7.74 0.01 1.86 0.38 0.12 89.90 12:20:01 4 7.50 0.01 1.99 0.76 0.12 89.62 12:20:01 5 6.66 0.00 1.70 0.34 0.12 91.19 12:20:01 6 7.36 0.01 1.95 0.76 0.13 89.80 12:20:01 7 7.13 0.01 1.84 0.49 0.11 90.42 Average: all 13.11 0.01 2.32 0.96 0.10 83.49 Average: 0 11.04 0.00 2.43 2.36 0.10 84.06 Average: 1 14.14 0.00 2.54 0.66 0.11 82.55 Average: 2 13.72 0.01 2.43 0.59 0.11 83.14 Average: 3 14.34 0.01 2.34 0.52 0.10 82.69 Average: 4 13.47 0.00 2.24 0.73 0.10 83.47 Average: 5 12.96 0.00 2.17 1.47 0.10 83.30 Average: 6 13.32 0.01 2.32 0.83 0.10 83.42 Average: 7 11.93 0.01 2.11 0.56 0.10 85.30