---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19059 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: 5600.00 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 861 8996 4 22234 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:23:21:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.76/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83829sec preferred_lft 83829sec inet6 fe80::f816:3eff:fe23:2186/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:6d:c5:fe:4c:cc 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::cc6d:c5ff:fefe:4ccc/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-19059) 02/21/26 _x86_64_ (8 CPU) 19:37:00 LINUX RESTART (8 CPU) 19:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:42 396.63 1.35 388.12 7.16 619.63 39871.64 64126.50 20:00:11 187.18 0.29 176.43 10.46 4.43 31957.66 52423.59 20:10:01 3.39 0.00 3.28 0.11 0.00 343.65 963.36 Average: 201.47 0.57 195.01 5.89 221.93 24410.69 39719.21 19:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:42 13515252 27507940 4730364 14.39 407832 13112812 4959796 14.63 3652604 14421964 225780 20:00:11 7383272 27193032 5010320 15.25 557968 18396780 5424272 16.00 5634744 18157892 168 20:10:01 7080044 27242804 5213064 15.86 565868 18461984 5669856 16.72 5710856 18352228 832 Average: 9326189 27314592 4984583 15.17 510556 16657192 5351308 15.78 4999401 16977361 75593 19:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:42 lo 0.41 0.41 0.06 0.06 0.00 0.00 0.00 0.00 19:50:42 ens3 333.72 184.88 2261.34 57.45 0.00 0.00 0.00 0.00 19:50:42 docker0 24.66 41.52 1.40 681.41 0.00 0.00 0.00 0.00 19:50:42 veth35e71e4 15.91 23.04 1.08 253.58 0.00 0.00 0.00 0.02 20:00:11 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 20:00:11 ens3 110.24 65.24 1122.81 15.19 0.00 0.00 0.00 0.00 20:00:11 docker0 9.96 17.63 0.58 327.19 0.00 0.00 0.00 0.00 20:00:11 veth98858d4 2.41 6.71 0.18 149.30 0.00 0.00 0.00 0.01 20:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:01 ens3 10.55 6.87 16.58 1.96 0.00 0.00 0.00 0.00 20:10:01 docker0 6.61 9.91 1.43 16.38 0.00 0.00 0.00 0.00 20:10:01 veth98858d4 6.61 9.92 1.52 16.38 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 157.09 88.69 1165.37 25.89 0.00 0.00 0.00 0.00 Average: docker0 14.09 23.60 1.15 351.37 0.00 0.00 0.00 0.00 Average: veth98858d4 2.93 5.37 0.56 52.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19059) 02/21/26 _x86_64_ (8 CPU) 19:37:00 LINUX RESTART (8 CPU) 19:40:01 CPU %user %nice %system %iowait %steal %idle 19:50:42 all 18.62 0.00 3.03 3.63 0.07 74.65 19:50:42 0 17.03 0.00 3.02 2.40 0.07 77.48 19:50:42 1 21.68 0.00 3.52 11.28 0.08 63.44 19:50:42 2 18.88 0.00 3.06 1.72 0.06 76.28 19:50:42 3 18.07 0.00 3.47 2.13 0.07 76.27 19:50:42 4 21.55 0.00 3.05 3.16 0.08 72.16 19:50:42 5 14.73 0.00 2.68 2.83 0.06 79.70 19:50:42 6 19.12 0.00 2.63 2.28 0.06 75.92 19:50:42 7 17.92 0.00 2.84 3.26 0.06 75.92 20:00:11 all 13.65 0.00 2.09 5.69 0.06 78.52 20:00:11 0 11.05 0.00 1.72 6.98 0.06 80.19 20:00:11 1 12.97 0.00 2.36 7.05 0.05 77.57 20:00:11 2 16.50 0.00 2.33 3.32 0.06 77.80 20:00:11 3 12.26 0.00 2.02 8.61 0.06 77.06 20:00:11 4 22.29 0.00 2.56 4.80 0.06 70.29 20:00:11 5 10.52 0.00 1.90 7.53 0.05 80.00 20:00:11 6 11.55 0.00 1.66 2.46 0.05 84.29 20:00:11 7 12.10 0.00 2.14 4.75 0.05 80.96 20:10:01 all 12.16 0.00 0.22 0.03 0.02 87.57 20:10:01 0 0.30 0.00 0.22 0.16 0.03 99.29 20:10:01 1 0.30 0.00 0.08 0.00 0.01 99.60 20:10:01 2 39.34 0.00 0.28 0.00 0.04 60.33 20:10:01 3 26.85 0.00 0.19 0.01 0.03 72.92 20:10:01 4 16.46 0.00 0.16 0.02 0.02 83.34 20:10:01 5 12.44 0.00 0.54 0.01 0.02 86.99 20:10:01 6 0.37 0.00 0.12 0.00 0.02 99.49 20:10:01 7 1.14 0.00 0.19 0.02 0.01 98.64 Average: all 14.92 0.00 1.81 3.10 0.05 80.12 Average: 0 9.64 0.00 1.69 3.11 0.05 85.51 Average: 1 11.90 0.00 2.02 6.24 0.05 79.80 Average: 2 24.86 0.00 1.92 1.66 0.06 71.51 Average: 3 19.12 0.00 1.93 3.48 0.05 75.42 Average: 4 20.11 0.00 1.94 2.65 0.06 75.25 Average: 5 12.64 0.00 1.73 3.39 0.05 82.19 Average: 6 10.56 0.00 1.50 1.59 0.04 86.31 Average: 7 10.56 0.00 1.75 2.66 0.04 84.99