---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18974 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 876 9017 4 22197 30747 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:38:7d:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.79/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84139sec preferred_lft 84139sec inet6 fe80::f816:3eff:fe38:7dec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:40:70:ef:73:b7 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::5040:70ff:feef:73b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18974) 02/21/26 _x86_64_ (8 CPU) 14:45:29 LINUX RESTART (8 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:02 445.89 1.36 435.94 8.59 649.76 54511.00 74952.16 15:10:15 110.23 0.20 105.54 4.49 2.49 14086.49 18230.83 15:20:01 4.67 0.00 4.52 0.15 0.01 844.70 1562.63 Average: 187.93 0.52 182.96 4.45 217.81 23271.71 31741.70 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:02 10472396 28025228 4189668 12.75 532428 16274372 4374208 12.90 4872712 15978664 1161492 15:10:15 7766596 27792308 4659680 14.18 568952 18351808 5109464 15.07 5684020 17707452 24 15:20:01 8253064 28225716 3974768 12.10 578384 18504216 4253720 12.54 5813364 17115716 7036 Average: 8830685 28014417 4274705 13.01 559921 17710132 4579131 13.50 5456699 16933944 389517 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:02 lo 0.48 0.48 0.07 0.07 0.00 0.00 0.00 0.00 15:00:02 ens3 229.02 138.16 2397.47 26.76 0.00 0.00 0.00 0.00 15:00:02 docker0 35.93 55.75 2.00 726.84 0.00 0.00 0.00 0.00 15:10:15 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 15:10:15 ens3 54.07 33.82 534.79 9.92 0.00 0.00 0.00 0.00 15:10:15 docker0 13.67 21.39 0.84 316.05 0.00 0.00 0.00 0.00 15:10:15 veth2ba629d 2.99 6.53 0.30 150.53 0.00 0.00 0.00 0.01 15:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:01 ens3 14.80 10.03 42.57 2.58 0.00 0.00 0.00 0.00 15:20:01 docker0 9.85 14.00 2.10 42.43 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 99.70 60.92 996.44 13.15 0.00 0.00 0.00 0.00 Average: docker0 19.86 30.46 1.64 364.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18974) 02/21/26 _x86_64_ (8 CPU) 14:45:29 LINUX RESTART (8 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:02 all 14.96 0.00 3.71 2.01 0.07 79.25 15:00:02 0 13.66 0.00 3.45 2.14 0.06 80.68 15:00:02 1 15.57 0.00 4.65 3.07 0.08 76.64 15:00:02 2 13.33 0.00 4.11 2.03 0.07 80.47 15:00:02 3 20.09 0.00 4.15 2.27 0.07 73.41 15:00:02 4 14.99 0.00 3.90 2.14 0.07 78.91 15:00:02 5 13.69 0.00 3.14 1.53 0.07 81.57 15:00:02 6 15.70 0.00 3.25 1.32 0.06 79.68 15:00:02 7 12.70 0.00 3.07 1.57 0.06 82.60 15:10:15 all 17.01 0.00 1.09 0.53 0.04 81.34 15:10:15 0 66.77 0.00 1.24 0.39 0.06 31.54 15:10:15 1 8.45 0.00 1.17 0.59 0.04 89.75 15:10:15 2 11.44 0.00 1.23 1.01 0.03 86.30 15:10:15 3 12.19 0.00 1.12 0.73 0.04 85.93 15:10:15 4 8.21 0.00 1.08 0.33 0.03 90.35 15:10:15 5 8.63 0.00 0.92 0.55 0.04 89.87 15:10:15 6 11.66 0.00 1.00 0.30 0.03 87.00 15:10:15 7 8.69 0.00 0.97 0.37 0.03 89.94 15:20:01 all 12.08 0.00 0.34 0.02 0.02 87.53 15:20:01 0 23.93 0.00 0.37 0.03 0.04 75.63 15:20:01 1 1.16 0.00 0.25 0.00 0.01 98.57 15:20:01 2 37.76 0.00 0.98 0.01 0.03 61.22 15:20:01 3 0.60 0.00 0.16 0.05 0.03 99.16 15:20:01 4 9.54 0.00 0.37 0.05 0.02 90.02 15:20:01 5 0.52 0.00 0.20 0.04 0.01 99.24 15:20:01 6 21.49 0.00 0.24 0.00 0.02 78.25 15:20:01 7 1.70 0.00 0.12 0.00 0.02 98.17 Average: all 14.72 0.00 1.72 0.86 0.04 82.67 Average: 0 35.12 0.00 1.69 0.85 0.06 62.28 Average: 1 8.43 0.00 2.02 1.22 0.04 88.28 Average: 2 20.67 0.00 2.11 1.02 0.04 76.16 Average: 3 11.03 0.00 1.81 1.02 0.04 86.09 Average: 4 10.90 0.00 1.78 0.84 0.04 86.44 Average: 5 7.66 0.00 1.42 0.71 0.04 90.17 Average: 6 16.21 0.00 1.50 0.54 0.04 81.71 Average: 7 7.73 0.00 1.39 0.65 0.04 90.20