---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19213 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 848 9384 4 21858 30776 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:87:2d:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84093sec preferred_lft 84093sec inet6 fe80::f816:3eff:fe87:2dfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:83:c0:d4:3e:61 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::83:c0ff:fed4:3e61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19213) 02/22/26 _x86_64_ (8 CPU) 11:42:50 LINUX RESTART (8 CPU) 11:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:12 444.57 0.69 436.07 7.81 8.95 46668.51 70482.97 12:10:01 26.82 0.00 26.06 0.76 0.00 3868.05 3820.69 12:20:04 76.70 0.10 75.32 1.28 12.02 10161.86 8207.44 Average: 185.18 0.27 181.59 3.33 7.05 20488.11 27898.01 11:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:12 9580516 28288072 3920244 11.93 553836 17331284 4141180 12.21 5057208 16582008 151888 12:10:01 8317028 27947084 4448804 13.54 559176 18026676 4902424 14.46 5498448 17366196 2584 12:20:04 4918836 27022420 5153932 15.68 610876 20472140 8836664 26.06 5988160 20107848 162528 Average: 7605460 27752525 4507660 13.72 574629 18610033 5960089 17.58 5514605 18018684 105667 11:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:12 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 12:00:12 ens3 187.50 117.30 1656.22 23.77 0.00 0.00 0.00 0.00 12:00:12 docker0 30.50 42.27 1.64 431.33 0.00 0.00 0.00 0.00 12:00:12 veth57a19e9 8.58 11.59 0.58 86.81 0.00 0.00 0.00 0.01 12:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:10:01 ens3 11.34 5.93 170.44 1.33 0.00 0.00 0.00 0.00 12:10:01 docker0 5.25 10.27 0.66 169.25 0.00 0.00 0.00 0.00 12:10:01 vethcb37f0a 5.24 10.28 0.73 169.25 0.00 0.00 0.00 0.01 12:20:04 lo 0.31 0.31 0.05 0.05 0.00 0.00 0.00 0.00 12:20:04 ens3 81.00 61.07 972.96 13.21 0.00 0.00 0.00 0.00 12:20:04 docker0 8.50 12.21 1.71 49.54 0.00 0.00 0.00 0.00 12:20:04 br-4a98bb656d37 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 vethd88233f 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 vethf5ef4c7 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 vethf51f06e 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 veth1e13525 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 veth6b596b0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 94.35 62.12 942.43 12.91 0.00 0.00 0.00 0.00 Average: docker0 14.90 21.77 1.34 218.17 0.00 0.00 0.00 0.00 Average: br-4a98bb656d37 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd88233f 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf5ef4c7 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf51f06e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1e13525 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6b596b0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19213) 02/22/26 _x86_64_ (8 CPU) 11:42:50 LINUX RESTART (8 CPU) 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:12 all 20.28 0.00 3.30 1.46 0.07 74.90 12:00:12 0 27.18 0.00 3.41 1.41 0.07 67.93 12:00:12 1 17.16 0.00 2.23 0.78 0.06 79.78 12:00:12 2 26.00 0.00 4.23 1.53 0.07 68.17 12:00:12 3 18.49 0.00 3.25 1.49 0.06 76.71 12:00:12 4 20.32 0.00 4.19 1.25 0.07 74.17 12:00:12 5 17.86 0.00 2.98 1.01 0.06 78.08 12:00:12 6 17.91 0.00 2.45 1.87 0.06 77.71 12:00:12 7 17.34 0.00 3.63 2.34 0.06 76.63 12:10:01 all 12.31 0.00 0.38 0.09 0.03 87.18 12:10:01 0 5.27 0.00 0.40 0.02 0.03 94.28 12:10:01 1 0.70 0.00 0.37 0.21 0.01 98.71 12:10:01 2 0.56 0.00 0.38 0.18 0.02 98.86 12:10:01 3 1.34 0.00 0.28 0.01 0.03 98.33 12:10:01 4 1.67 0.00 0.40 0.03 0.01 97.88 12:10:01 5 0.62 0.00 0.33 0.07 0.02 98.96 12:10:01 6 82.38 0.00 0.56 0.06 0.05 16.94 12:10:01 7 6.00 0.00 0.35 0.14 0.03 93.47 12:20:04 all 12.42 0.00 1.22 0.14 0.04 86.19 12:20:04 0 4.60 0.00 1.24 0.13 0.05 93.98 12:20:04 1 42.95 0.00 1.43 0.11 0.05 55.46 12:20:04 2 4.96 0.00 1.34 0.14 0.04 93.52 12:20:04 3 3.85 0.00 0.97 0.06 0.03 95.09 12:20:04 4 13.39 0.00 1.21 0.18 0.02 85.19 12:20:04 5 4.56 0.00 1.21 0.26 0.04 93.94 12:20:04 6 5.24 0.00 0.95 0.13 0.02 93.66 12:20:04 7 19.77 0.00 1.42 0.09 0.04 78.68 Average: all 15.04 0.00 1.65 0.57 0.04 82.70 Average: 0 12.45 0.00 1.70 0.53 0.05 85.27 Average: 1 20.39 0.00 1.35 0.37 0.04 77.85 Average: 2 10.63 0.00 2.00 0.62 0.04 86.71 Average: 3 7.96 0.00 1.51 0.53 0.04 89.96 Average: 4 11.90 0.00 1.95 0.49 0.04 85.62 Average: 5 7.77 0.00 1.52 0.45 0.04 90.22 Average: 6 34.81 0.00 1.33 0.70 0.05 63.12 Average: 7 14.43 0.00 1.82 0.87 0.05 82.84