---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66599 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: 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 17G 139G 11% / 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 742 19561 4 11788 30882 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:a5:0b:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84547sec preferred_lft 84547sec inet6 fe80::f816:3eff:fea5:bbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:fd:d7:ba:7e:54 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::40fd:d7ff:feba:7e54/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66599) 04/05/26 _x86_64_ (8 CPU) 00:23:25 LINUX RESTART (8 CPU) 00:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 15.78 0.29 15.05 0.44 11.60 9221.65 968.34 00:50:15 51.34 2.20 47.89 1.26 357.80 15927.74 6769.76 Average: 33.56 1.25 31.46 0.85 184.64 12573.52 3868.03 00:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 22201572 29128124 3170524 9.65 167888 6885644 3314096 9.77 1790388 8307664 360224 00:50:15 20272716 31657984 616080 1.87 233660 11080056 1438344 4.24 3012536 8762944 508 Average: 21237144 30393054 1893302 5.76 200774 8982850 2376220 7.01 2401462 8535304 180366 00:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 1.58 1.58 0.17 0.17 0.00 0.00 0.00 0.00 00:40:15 ens3 67.30 53.23 237.85 13.77 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:15 lo 199.44 199.44 196.28 196.28 0.00 0.00 0.00 0.00 00:50:15 ens3 126.05 115.23 434.99 1338.67 0.00 0.00 0.00 0.00 00:50:15 docker0 87.52 85.55 1329.62 161.73 0.00 0.00 0.00 0.00 00:50:15 veth98e7f8c 81.98 79.10 1330.40 10.16 0.00 0.00 0.00 0.11 Average: lo 100.47 100.47 98.19 98.19 0.00 0.00 0.00 0.00 Average: ens3 96.67 84.22 336.38 675.99 0.00 0.00 0.00 0.00 Average: docker0 43.74 42.76 664.58 80.84 0.00 0.00 0.00 0.00 Average: veth98e7f8c 40.98 39.54 664.97 5.08 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66599) 04/05/26 _x86_64_ (8 CPU) 00:23:25 LINUX RESTART (8 CPU) 00:30:15 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 33.23 0.00 1.33 0.08 0.07 65.30 00:40:15 0 29.39 0.00 1.34 0.19 0.07 69.01 00:40:15 1 34.61 0.00 1.43 0.01 0.07 63.88 00:40:15 2 39.33 0.00 1.30 0.05 0.06 59.26 00:40:15 3 34.20 0.00 1.30 0.03 0.07 64.40 00:40:15 4 31.63 0.00 1.18 0.02 0.06 67.11 00:40:15 5 35.04 0.00 1.44 0.01 0.07 63.44 00:40:15 6 30.75 0.00 1.34 0.25 0.07 67.58 00:40:15 7 30.87 0.00 1.34 0.06 0.06 67.67 00:50:15 all 11.11 0.00 1.17 0.20 0.05 87.47 00:50:15 0 10.14 0.00 1.27 0.39 0.04 88.17 00:50:15 1 12.72 0.00 0.94 0.13 0.04 86.17 00:50:15 2 9.11 0.00 0.87 0.34 0.04 89.64 00:50:15 3 7.64 0.00 0.60 0.04 0.04 91.68 00:50:15 4 15.40 0.00 1.80 0.12 0.05 82.63 00:50:15 5 12.19 0.00 1.53 0.15 0.05 86.08 00:50:15 6 11.95 0.00 1.54 0.28 0.04 86.18 00:50:15 7 9.76 0.00 0.83 0.19 0.05 89.18 Average: all 22.17 0.00 1.25 0.14 0.06 76.38 Average: 0 19.77 0.00 1.30 0.29 0.05 78.58 Average: 1 23.64 0.00 1.18 0.07 0.06 75.06 Average: 2 24.23 0.00 1.09 0.19 0.05 74.44 Average: 3 20.91 0.00 0.95 0.03 0.06 78.05 Average: 4 23.51 0.00 1.49 0.07 0.06 74.87 Average: 5 23.61 0.00 1.49 0.08 0.06 74.76 Average: 6 21.35 0.00 1.44 0.27 0.06 76.88 Average: 7 20.31 0.00 1.08 0.12 0.06 78.42