---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1695 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 860 12218 4 19012 30763 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:1c:55:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.173/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84079sec preferred_lft 84079sec inet6 fe80::f816:3eff:fe1c:552c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:cd:9e:45:a9:6f 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::5ccd:9eff:fe45:a96f/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-1695) 03/13/26 _x86_64_ (8 CPU) 12:52:10 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:07 477.24 0.77 465.48 10.99 19.55 43275.93 31602.87 13:20:16 48.04 0.12 45.25 2.67 5.15 2849.48 1400.59 13:30:02 15.03 0.00 14.16 0.88 0.00 473.80 7127.43 Average: 181.82 0.30 176.63 4.89 8.32 15688.65 13434.18 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:07 5731520 24773296 7388260 22.48 588396 17589348 10938784 32.26 4758732 18736204 81128 13:20:16 603424 20156812 11994440 36.50 599876 18061676 16693972 49.23 4999112 23552108 380 13:30:02 8849628 27928548 4263464 12.97 600312 17573624 5349408 15.77 4844240 17417000 460 Average: 5061524 24286219 7882055 23.98 596195 17741549 10994055 32.42 4867361 19901771 27323 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:07 lo 0.61 0.61 0.12 0.12 0.00 0.00 0.00 0.00 13:10:07 ens3 215.58 143.05 2381.49 35.94 0.00 0.00 0.00 0.00 13:10:07 docker0 17.18 24.07 0.95 297.65 0.00 0.00 0.00 0.00 13:10:07 br-772b18dbf800 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 13:10:07 vethd3ede11 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:10:07 veth15a86a7 0.03 0.08 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 veth3047d2e 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 veth21dc480 0.07 0.10 0.00 0.01 0.00 0.00 0.00 0.00 13:10:07 vethe74a836 0.03 0.08 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 lo 2.05 2.05 4.77 4.77 0.00 0.00 0.00 0.00 13:20:16 ens3 6.48 3.88 2.40 2.02 0.00 0.00 0.00 0.00 13:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 br-772b18dbf800 1.06 1.00 4.49 0.29 0.00 0.00 0.00 0.00 13:20:16 vethd3ede11 0.49 0.37 0.07 0.31 0.00 0.00 0.00 0.00 13:20:16 veth15a86a7 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 13:20:16 veth3047d2e 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 veth21dc480 130.04 138.36 84.75 66.66 0.00 0.00 0.00 0.01 13:20:16 vethe74a836 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:20:16 vethd86a15c 86.38 81.01 60.47 41.16 0.00 0.00 0.00 0.00 13:20:16 vethb8892d6 51.96 47.99 23.97 43.08 0.00 0.00 0.00 0.00 13:30:02 lo 10.73 10.73 53.41 53.41 0.00 0.00 0.00 0.00 13:30:02 ens3 24.10 12.65 7.85 7.15 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 br-772b18dbf800 5.94 5.90 52.53 1.02 0.00 0.00 0.00 0.00 13:30:02 vethd3ede11 0.39 0.20 0.07 0.33 0.00 0.00 0.00 0.00 Average: lo 4.39 4.39 19.04 19.04 0.00 0.00 0.00 0.00 Average: ens3 82.62 53.59 805.26 15.11 0.00 0.00 0.00 0.00 Average: docker0 5.78 8.10 0.32 100.23 0.00 0.00 0.00 0.00 Average: br-772b18dbf800 2.35 2.32 18.61 0.44 0.00 0.00 0.00 0.00 Average: vethd3ede11 0.30 0.22 0.05 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1695) 03/13/26 _x86_64_ (8 CPU) 12:52:10 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:07 all 22.06 0.00 3.48 1.29 0.07 73.11 13:10:07 0 18.66 0.00 3.12 1.16 0.07 76.98 13:10:07 1 25.99 0.00 4.34 1.84 0.08 67.75 13:10:07 2 19.99 0.00 3.12 1.12 0.07 75.71 13:10:07 3 26.42 0.00 3.50 1.22 0.08 68.79 13:10:07 4 19.04 0.00 3.28 1.29 0.06 76.33 13:10:07 5 20.58 0.00 3.71 1.86 0.07 73.78 13:10:07 6 22.73 0.00 3.15 0.91 0.08 73.13 13:10:07 7 23.05 0.00 3.60 0.90 0.07 72.38 13:20:16 all 9.52 0.02 0.84 0.19 0.06 89.37 13:20:16 0 9.33 0.03 0.78 0.16 0.06 89.64 13:20:16 1 10.37 0.01 0.82 0.04 0.07 88.69 13:20:16 2 9.58 0.03 0.87 0.13 0.06 89.33 13:20:16 3 8.88 0.03 0.82 0.14 0.06 90.08 13:20:16 4 10.25 0.02 0.83 0.44 0.06 88.40 13:20:16 5 9.73 0.02 0.90 0.07 0.06 89.22 13:20:16 6 8.54 0.02 0.84 0.36 0.06 90.17 13:20:16 7 9.46 0.01 0.89 0.15 0.07 89.42 13:30:02 all 4.93 0.00 1.01 0.05 0.07 93.94 13:30:02 0 4.47 0.00 1.06 0.03 0.07 94.38 13:30:02 1 4.99 0.00 1.13 0.04 0.07 93.76 13:30:02 2 5.93 0.00 1.00 0.04 0.07 92.95 13:30:02 3 4.88 0.00 1.18 0.08 0.07 93.80 13:30:02 4 5.33 0.00 0.90 0.05 0.07 93.65 13:30:02 5 5.01 0.00 1.02 0.06 0.06 93.84 13:30:02 6 4.16 0.00 0.95 0.03 0.06 94.80 13:30:02 7 4.68 0.00 0.87 0.05 0.06 94.33 Average: all 12.25 0.01 1.79 0.51 0.07 85.37 Average: 0 10.90 0.01 1.66 0.45 0.06 86.91 Average: 1 13.88 0.00 2.11 0.65 0.07 83.29 Average: 2 11.91 0.01 1.67 0.44 0.07 85.91 Average: 3 13.49 0.01 1.84 0.48 0.07 84.11 Average: 4 11.61 0.01 1.68 0.60 0.06 86.05 Average: 5 11.85 0.01 1.88 0.67 0.06 85.52 Average: 6 11.90 0.01 1.65 0.44 0.07 85.93 Average: 7 12.49 0.00 1.80 0.37 0.07 85.27