---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-297 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: 5599.94 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 843 12424 4 18824 30781 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:eb:19:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.56/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84448sec preferred_lft 84448sec inet6 fe80::f816:3eff:feeb:19a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:8e:05:c2:f9:58 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::508e:5ff:fec2:f958/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-297) 03/28/26 _x86_64_ (8 CPU) 21:08:07 LINUX RESTART (8 CPU) 21:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:00 664.64 1.22 624.84 38.59 281.57 67973.58 564786.20 21:30:39 44.62 0.31 41.82 2.49 7.02 2465.89 1522.92 21:40:27 16.63 0.37 13.97 2.29 19.39 585.76 148952.33 Average: 238.68 0.63 223.81 14.25 100.93 23316.41 233532.07 21:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:00 5783924 24628116 7534816 22.93 578628 17425372 11148736 32.88 4553676 18923464 764 21:30:39 1157084 20526132 11627352 35.38 591888 17907648 17076196 50.36 4796824 23220468 2480 21:40:27 12722084 31513432 683956 2.08 592960 17321912 1602312 4.73 4635968 13815004 25440 Average: 6554364 25555893 6615375 20.13 587825 17551644 9942415 29.32 4662156 18652979 9561 21:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:00 lo 0.79 0.79 0.15 0.15 0.00 0.00 0.00 0.00 21:20:00 ens3 510.34 315.63 3836.14 89.49 0.00 0.00 0.00 0.00 21:20:00 docker0 30.77 53.33 1.78 778.21 0.00 0.00 0.00 0.00 21:20:00 br-45921e48202d 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 21:20:00 vetha60e2cf 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 21:20:00 vethd132e08 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 21:20:00 veth9d9f459 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 21:20:00 veth54c5988 0.09 0.14 0.01 0.01 0.00 0.00 0.00 0.00 21:20:00 vethf01d2a2 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 21:20:00 vethf620aea 0.04 0.04 0.00 0.00 0.00 0.00 0.00 0.00 21:30:39 lo 2.53 2.53 5.76 5.76 0.00 0.00 0.00 0.00 21:30:39 ens3 6.51 4.15 2.24 2.60 0.00 0.00 0.00 0.00 21:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:39 br-45921e48202d 1.29 1.23 5.41 0.36 0.00 0.00 0.00 0.00 21:30:39 vetha60e2cf 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 21:30:39 vethd132e08 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 21:30:39 veth9d9f459 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 21:30:39 veth54c5988 143.99 153.59 98.31 73.63 0.00 0.00 0.00 0.01 21:30:39 vethf01d2a2 0.49 0.36 0.07 0.31 0.00 0.00 0.00 0.00 21:30:39 veth21cec15 86.68 81.02 60.52 41.63 0.00 0.00 0.00 0.00 21:30:39 veth0dddc47 67.10 62.22 31.33 56.44 0.00 0.00 0.00 0.00 21:40:27 lo 10.29 10.29 51.97 51.97 0.00 0.00 0.00 0.00 21:40:27 ens3 17.98 11.85 5.93 4.85 0.00 0.00 0.00 0.00 21:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.46 4.46 18.82 18.82 0.00 0.00 0.00 0.00 Average: ens3 175.23 108.66 1259.19 31.79 0.00 0.00 0.00 0.00 Average: docker0 10.08 17.47 0.58 254.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-297) 03/28/26 _x86_64_ (8 CPU) 21:08:07 LINUX RESTART (8 CPU) 21:10:02 CPU %user %nice %system %iowait %steal %idle 21:20:00 all 36.19 0.00 5.36 2.24 0.08 56.14 21:20:00 0 36.23 0.00 5.52 3.29 0.08 54.89 21:20:00 1 37.14 0.00 5.77 2.20 0.08 54.81 21:20:00 2 33.18 0.00 5.20 2.12 0.08 59.42 21:20:00 3 36.75 0.00 5.27 2.17 0.08 55.74 21:20:00 4 36.51 0.00 5.56 1.39 0.08 56.47 21:20:00 5 36.07 0.00 5.38 2.27 0.08 56.20 21:20:00 6 39.08 0.00 5.01 2.46 0.07 53.37 21:20:00 7 34.54 0.00 5.14 2.04 0.08 58.20 21:30:39 all 9.26 0.02 0.96 0.17 0.07 89.52 21:30:39 0 8.88 0.02 0.99 0.28 0.07 89.76 21:30:39 1 9.96 0.01 0.91 0.05 0.06 89.01 21:30:39 2 9.26 0.03 1.06 0.18 0.08 89.40 21:30:39 3 9.53 0.02 1.10 0.21 0.08 89.07 21:30:39 4 8.93 0.03 0.96 0.27 0.07 89.73 21:30:39 5 9.37 0.01 0.93 0.11 0.07 89.51 21:30:39 6 8.74 0.01 0.85 0.09 0.07 90.24 21:30:39 7 9.43 0.03 0.88 0.18 0.07 89.41 21:40:27 all 5.02 0.00 0.99 0.07 0.07 93.85 21:40:27 0 4.76 0.00 1.12 0.02 0.07 94.02 21:40:27 1 5.21 0.00 1.09 0.11 0.08 93.51 21:40:27 2 4.99 0.00 1.17 0.10 0.08 93.66 21:40:27 3 4.98 0.00 0.94 0.04 0.08 93.96 21:40:27 4 5.85 0.00 1.02 0.04 0.07 93.02 21:40:27 5 5.29 0.00 1.01 0.17 0.07 93.46 21:40:27 6 5.32 0.00 0.85 0.04 0.07 93.71 21:40:27 7 3.73 0.00 0.74 0.02 0.06 95.44 Average: all 16.70 0.01 2.41 0.82 0.07 79.99 Average: 0 16.50 0.01 2.52 1.18 0.07 79.72 Average: 1 17.33 0.00 2.56 0.77 0.07 79.26 Average: 2 15.71 0.01 2.45 0.79 0.08 80.96 Average: 3 16.99 0.01 2.41 0.80 0.08 79.72 Average: 4 16.97 0.01 2.49 0.56 0.07 79.90 Average: 5 16.78 0.00 2.41 0.84 0.07 79.90 Average: 6 17.54 0.00 2.21 0.85 0.07 79.33 Average: 7 15.80 0.01 2.23 0.74 0.07 81.16