---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3013 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 879 13694 4 17517 30744 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:16:f1:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83180sec preferred_lft 83180sec inet6 fe80::f816:3eff:fe16:f132/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:91:f0:fd:7d:42 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::f891:f0ff:fefd:7d42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3013) 03/19/26 _x86_64_ (8 CPU) 07:52:35 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 486.73 0.66 475.55 10.52 9.74 39233.97 104726.00 08:20:02 80.92 0.08 78.14 2.69 9.75 8591.49 771.74 08:30:01 26.02 0.21 23.59 2.22 8.19 4123.50 39001.58 08:40:16 23.86 11.98 11.41 0.46 137.97 2295.15 6549.09 Average: 154.00 3.29 146.75 3.96 42.02 13523.82 37638.60 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 10178768 28218020 3988700 12.14 573240 16626500 4171536 12.30 4429564 16584720 1078928 08:20:02 2693544 21909488 10244528 31.17 590512 17763340 15911116 46.92 4713412 21787976 976 08:30:01 331108 19540432 12458112 37.91 578316 17899376 18807844 55.46 4890796 23933000 12004 08:40:16 403952 19231736 12776404 38.88 578364 17504568 19066264 56.22 4827596 23905728 11988 Average: 3401843 22224919 9866936 30.02 580108 17448446 14489190 42.73 4715342 21552856 275974 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 0.54 0.54 0.10 0.10 0.00 0.00 0.00 0.00 08:10:02 ens3 241.65 165.37 2269.89 38.87 0.00 0.00 0.00 0.00 08:10:02 docker0 18.59 25.08 1.02 300.86 0.00 0.00 0.00 0.00 08:10:02 br-e4a260ed2341 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 08:20:02 ens3 12.68 8.12 215.57 2.14 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 br-e4a260ed2341 0.32 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:20:02 vethe1595e3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:20:02 vethaa5c63b 73.37 77.86 36.92 37.64 0.00 0.00 0.00 0.00 08:20:02 veth21328c0 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:20:02 veth6a09c7c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:20:02 veth1567f65 0.58 0.50 0.07 0.30 0.00 0.00 0.00 0.00 08:20:02 veth002d717 73.80 68.86 50.12 33.66 0.00 0.00 0.00 0.00 08:20:02 veth7fa1b3a 0.98 1.79 1.26 13.40 0.00 0.00 0.00 0.00 08:20:02 veth659b24f 2.38 1.87 0.33 1.84 0.00 0.00 0.00 0.00 08:30:01 lo 27.59 27.59 101.67 101.67 0.00 0.00 0.00 0.00 08:30:01 ens3 11.73 10.22 32.37 2.68 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 br-e4a260ed2341 24.65 27.55 20.27 113.52 0.00 0.00 0.00 0.00 08:30:01 vethe1595e3 37.56 41.33 20.27 350.59 0.00 0.00 0.00 0.03 08:30:01 vethaa5c63b 70.59 77.14 47.18 27.88 0.00 0.00 0.00 0.00 08:30:01 veth21328c0 22.70 24.11 239.10 131.20 0.00 0.00 0.00 0.02 08:30:01 veth6a09c7c 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:30:01 veth1567f65 14.49 12.43 130.80 51.19 0.00 0.00 0.00 0.01 08:30:01 veth002d717 34.70 31.83 59.32 13.67 0.00 0.00 0.00 0.00 08:30:01 veth659b24f 49.06 45.23 20.83 35.85 0.00 0.00 0.00 0.00 08:40:16 lo 34.71 34.71 165.29 165.29 0.00 0.00 0.00 0.00 08:40:16 ens3 0.80 0.61 0.23 0.48 0.00 0.00 0.00 0.00 08:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:16 br-e4a260ed2341 29.64 34.79 34.31 133.00 0.00 0.00 0.00 0.00 08:40:16 vethe1595e3 34.69 39.94 35.06 175.36 0.00 0.00 0.00 0.01 08:40:16 vethaa5c63b 60.45 66.59 45.51 22.31 0.00 0.00 0.00 0.00 08:40:16 veth21328c0 9.90 10.24 43.89 43.75 0.00 0.00 0.00 0.00 08:40:16 veth6a09c7c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:16 veth1567f65 9.42 8.78 44.20 43.33 0.00 0.00 0.00 0.00 08:40:16 veth002d717 42.55 39.85 52.18 22.07 0.00 0.00 0.00 0.00 08:40:16 veth659b24f 30.19 26.96 13.49 25.81 0.00 0.00 0.00 0.00 Average: lo 15.89 15.89 67.31 67.31 0.00 0.00 0.00 0.00 Average: ens3 66.53 45.95 627.72 11.01 0.00 0.00 0.00 0.00 Average: docker0 4.64 6.26 0.25 75.04 0.00 0.00 0.00 0.00 Average: br-e4a260ed2341 13.73 15.75 13.76 61.99 0.00 0.00 0.00 0.00 Average: vethe1595e3 18.14 20.44 13.95 131.49 0.00 0.00 0.00 0.01 Average: vethaa5c63b 51.09 55.39 32.44 21.93 0.00 0.00 0.00 0.00 Average: veth21328c0 8.15 8.61 70.40 43.64 0.00 0.00 0.00 0.01 Average: veth6a09c7c 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth1567f65 6.13 5.44 43.67 23.79 0.00 0.00 0.00 0.00 Average: veth002d717 37.75 35.13 40.42 17.36 0.00 0.00 0.00 0.00 Average: veth659b24f 20.43 18.53 8.68 15.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3013) 03/19/26 _x86_64_ (8 CPU) 07:52:35 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 20.77 0.00 3.48 1.97 0.07 73.70 08:10:02 0 18.56 0.00 3.07 1.33 0.07 76.97 08:10:02 1 24.80 0.00 3.96 1.97 0.08 69.19 08:10:02 2 20.16 0.00 3.43 1.61 0.07 74.72 08:10:02 3 22.41 0.00 3.87 1.99 0.08 71.65 08:10:02 4 20.88 0.00 4.06 2.77 0.08 72.21 08:10:02 5 17.14 0.00 2.87 2.26 0.07 77.66 08:10:02 6 25.98 0.00 3.58 2.05 0.08 68.31 08:10:02 7 16.23 0.00 3.03 1.78 0.06 78.90 08:20:02 all 8.35 0.02 0.97 0.69 0.05 89.92 08:20:02 0 8.06 0.03 1.08 1.01 0.05 89.78 08:20:02 1 8.17 0.01 0.88 0.32 0.05 90.57 08:20:02 2 8.74 0.01 0.98 0.52 0.05 89.70 08:20:02 3 8.06 0.03 1.07 1.09 0.05 89.71 08:20:02 4 8.77 0.03 0.94 0.63 0.05 89.58 08:20:02 5 8.38 0.03 0.94 0.46 0.05 90.14 08:20:02 6 7.96 0.02 0.86 0.25 0.05 90.87 08:20:02 7 8.67 0.01 1.04 1.21 0.05 89.02 08:30:01 all 10.87 0.01 2.11 0.30 0.08 86.63 08:30:01 0 10.22 0.01 2.36 0.22 0.08 87.11 08:30:01 1 10.92 0.00 2.17 0.34 0.09 86.48 08:30:01 2 10.87 0.01 2.18 0.38 0.09 86.48 08:30:01 3 11.33 0.00 2.03 0.17 0.08 86.38 08:30:01 4 11.68 0.01 1.94 0.63 0.09 85.66 08:30:01 5 10.85 0.00 2.09 0.34 0.08 86.64 08:30:01 6 10.98 0.01 2.09 0.21 0.08 86.63 08:30:01 7 10.12 0.01 2.00 0.13 0.08 87.66 08:40:16 all 7.50 0.04 1.91 0.18 0.08 90.28 08:40:16 0 7.39 0.09 2.08 0.23 0.08 90.13 08:40:16 1 8.43 0.05 2.08 0.27 0.09 89.08 08:40:16 2 7.88 0.05 1.92 0.16 0.09 89.90 08:40:16 3 7.69 0.08 2.00 0.16 0.09 89.98 08:40:16 4 7.52 0.00 2.04 0.12 0.08 90.24 08:40:16 5 7.45 0.03 1.75 0.19 0.08 90.51 08:40:16 6 6.73 0.01 1.59 0.15 0.08 91.43 08:40:16 7 6.92 0.04 1.78 0.19 0.08 91.00 Average: all 11.85 0.02 2.12 0.78 0.07 85.16 Average: 0 11.04 0.03 2.15 0.70 0.07 86.01 Average: 1 13.06 0.02 2.27 0.72 0.08 83.85 Average: 2 11.90 0.02 2.13 0.67 0.07 85.22 Average: 3 12.35 0.03 2.24 0.85 0.08 84.46 Average: 4 12.18 0.01 2.24 1.03 0.08 84.45 Average: 5 10.93 0.01 1.91 0.81 0.07 86.26 Average: 6 12.89 0.01 2.03 0.66 0.07 84.33 Average: 7 10.47 0.01 1.96 0.83 0.07 86.66