---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4455 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 14G 142G 9% / 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 752 24821 4 6518 30872 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:2a:33:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.5/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84070sec preferred_lft 84070sec inet6 fe80::f816:3eff:fe2a:33fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:20:db:11:0a:e2 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::2020:dbff:fe11:ae2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4455) 04/07/26 _x86_64_ (8 CPU) 14:43:01 LINUX RESTART (8 CPU) 14:50:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:32 1.41 0.21 1.19 0.02 1.81 15.31 24.99 15:10:01 1.07 0.00 1.07 0.00 0.00 13.47 0.00 15:20:07 123.01 4.59 114.71 3.70 640.98 16843.71 6300.54 Average: 42.81 1.64 39.90 1.27 219.40 5758.77 2159.01 14:50:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:32 30160480 31786884 601236 1.83 60944 1904240 1500472 4.42 182408 2243032 12 15:10:01 30154020 31780888 607136 1.85 61360 1904248 1500792 4.43 182864 2252060 4 15:20:07 24091276 30442096 1820604 5.54 182456 6314864 4366264 12.88 849768 7278064 84 Average: 28135259 31336623 1009659 3.07 101587 3374451 2455843 7.24 405013 3924385 33 14:50:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:32 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:32 ens3 0.38 0.26 0.14 0.36 0.00 0.00 0.00 0.00 15:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 15:10:01 ens3 0.40 0.24 0.15 0.28 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:07 lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 15:20:07 ens3 95.10 62.43 1552.73 10.90 0.00 0.00 0.00 0.00 15:20:07 docker0 5.35 6.72 0.45 137.23 0.00 0.00 0.00 0.00 15:20:07 br-4d83d1acdf74 1.26 2.26 0.09 35.12 0.00 0.00 0.00 0.00 15:20:07 vetha507594 0.05 0.10 0.00 0.12 0.00 0.00 0.00 0.00 15:20:07 vethe45a9c2 55.63 58.00 13.05 7.11 0.00 0.00 0.00 0.00 15:20:07 vethdbc5946 1.22 2.30 0.10 35.12 0.00 0.00 0.00 0.00 15:20:07 vethaeb42af 50.80 50.60 6.83 12.42 0.00 0.00 0.00 0.00 15:20:07 vethf55015d 0.34 0.31 0.22 0.61 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 32.72 21.47 530.09 3.93 0.00 0.00 0.00 0.00 Average: docker0 1.83 2.29 0.15 46.84 0.00 0.00 0.00 0.00 Average: br-4d83d1acdf74 0.43 0.77 0.03 11.99 0.00 0.00 0.00 0.00 Average: vetha507594 0.02 0.03 0.00 0.04 0.00 0.00 0.00 0.00 Average: vethe45a9c2 18.99 19.80 4.45 2.43 0.00 0.00 0.00 0.00 Average: vethdbc5946 0.42 0.78 0.03 11.99 0.00 0.00 0.00 0.00 Average: vethaeb42af 17.34 17.27 2.33 4.24 0.00 0.00 0.00 0.00 Average: vethf55015d 0.12 0.10 0.07 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4455) 04/07/26 _x86_64_ (8 CPU) 14:43:01 LINUX RESTART (8 CPU) 14:50:32 CPU %user %nice %system %iowait %steal %idle 15:00:32 all 0.10 0.00 0.01 0.00 0.01 99.87 15:00:32 0 0.02 0.00 0.01 0.00 0.01 99.96 15:00:32 1 0.06 0.00 0.01 0.00 0.01 99.91 15:00:32 2 0.44 0.00 0.01 0.00 0.01 99.53 15:00:32 3 0.25 0.00 0.02 0.01 0.02 99.69 15:00:32 4 0.04 0.00 0.01 0.00 0.01 99.94 15:00:32 5 0.00 0.00 0.00 0.00 0.00 99.99 15:00:32 6 0.01 0.00 0.02 0.00 0.01 99.97 15:00:32 7 0.02 0.00 0.02 0.01 0.02 99.93 15:10:01 all 0.11 0.00 0.01 0.01 0.01 99.86 15:10:01 0 0.00 0.00 0.01 0.00 0.00 99.99 15:10:01 1 0.75 0.00 0.04 0.01 0.03 99.17 15:10:01 2 0.01 0.00 0.01 0.00 0.01 99.97 15:10:01 3 0.03 0.00 0.01 0.01 0.02 99.93 15:10:01 4 0.02 0.00 0.01 0.00 0.01 99.96 15:10:01 5 0.01 0.00 0.00 0.00 0.00 99.99 15:10:01 6 0.02 0.00 0.02 0.00 0.01 99.94 15:10:01 7 0.02 0.00 0.02 0.04 0.01 99.92 15:20:07 all 4.43 0.00 1.02 0.42 0.03 94.11 15:20:07 0 3.02 0.00 0.82 0.55 0.02 95.60 15:20:07 1 5.55 0.00 1.06 0.21 0.04 93.14 15:20:07 2 5.43 0.00 1.04 0.36 0.03 93.13 15:20:07 3 5.11 0.00 1.22 0.82 0.03 92.82 15:20:07 4 6.31 0.00 1.02 0.19 0.03 92.45 15:20:07 5 2.65 0.00 0.91 0.17 0.03 96.24 15:20:07 6 4.25 0.00 1.10 0.74 0.03 93.88 15:20:07 7 3.11 0.00 0.98 0.28 0.03 95.60 Average: all 1.58 0.00 0.36 0.15 0.02 97.90 Average: 0 1.04 0.00 0.28 0.19 0.01 98.48 Average: 1 2.16 0.00 0.38 0.07 0.03 97.36 Average: 2 2.00 0.00 0.36 0.13 0.02 97.49 Average: 3 1.83 0.00 0.43 0.29 0.02 97.43 Average: 4 2.17 0.00 0.36 0.07 0.01 97.40 Average: 5 0.91 0.00 0.31 0.06 0.01 98.71 Average: 6 1.46 0.00 0.39 0.25 0.01 97.88 Average: 7 1.07 0.00 0.35 0.11 0.02 98.45