---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20750 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 18G 138G 12% / 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 768 18888 4 12435 30856 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:73:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:feeb:7322/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:87:a7:2c:78:98 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::2487:a7ff:fe2c:7898/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20750) 02/26/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 16.74 0.65 15.17 0.93 412.49 5754.71 15785.71 01:00:25 40.55 2.35 37.19 1.01 356.62 23711.74 3662.79 Average: 28.88 1.51 26.40 0.97 384.00 14912.94 9602.92 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 24325880 28775888 3530172 10.74 148616 4519132 3710320 10.94 943132 7141148 96 01:00:25 19599044 31643152 629744 1.92 224056 11745348 1416884 4.18 3298820 9141588 388 Average: 21962462 30209520 2079958 6.33 186336 8132240 2563602 7.56 2120976 8141368 242 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.63 5.63 0.56 0.56 0.00 0.00 0.00 0.00 00:50:00 ens3 81.04 61.15 496.57 14.26 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:25 lo 4369.68 4369.68 4172.60 4172.60 0.00 0.00 0.00 0.00 01:00:25 ens3 76.51 61.50 500.95 119.00 0.00 0.00 0.00 0.00 01:00:25 docker0 12.85 11.83 106.96 60.35 0.00 0.00 0.00 0.00 01:00:25 veth893417a 10.52 9.14 106.96 1.74 0.00 0.00 0.00 0.01 Average: lo 2231.33 2231.33 2128.33 2128.33 0.00 0.00 0.00 0.00 Average: ens3 78.73 61.32 498.81 67.67 0.00 0.00 0.00 0.00 Average: docker0 6.55 6.03 54.55 30.78 0.00 0.00 0.00 0.00 Average: veth893417a 5.37 4.66 54.55 0.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20750) 02/26/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 38.51 0.00 1.37 0.07 0.07 59.98 00:50:00 0 37.63 0.00 1.32 0.03 0.07 60.95 00:50:00 1 39.95 0.00 1.32 0.15 0.07 58.52 00:50:00 2 41.37 0.00 1.49 0.06 0.07 57.01 00:50:00 3 44.06 0.00 1.40 0.05 0.07 54.42 00:50:00 4 39.74 0.00 1.54 0.11 0.07 58.55 00:50:00 5 39.69 0.00 1.40 0.04 0.07 58.81 00:50:00 6 37.24 0.00 1.32 0.02 0.07 61.35 00:50:00 7 28.39 0.00 1.17 0.13 0.06 70.24 01:00:25 all 18.30 0.00 2.09 0.27 0.05 79.29 01:00:25 0 12.65 0.00 0.99 0.40 0.06 85.90 01:00:25 1 16.04 0.00 1.36 0.08 0.05 82.46 01:00:25 2 22.41 0.00 2.97 0.54 0.05 74.03 01:00:25 3 18.75 0.00 1.33 0.08 0.05 79.80 01:00:25 4 20.99 0.00 4.41 0.37 0.05 74.19 01:00:25 5 20.30 0.00 1.37 0.31 0.05 77.98 01:00:25 6 15.75 0.00 1.40 0.28 0.06 82.51 01:00:25 7 19.59 0.00 2.92 0.08 0.05 77.36 Average: all 28.22 0.00 1.74 0.17 0.06 69.82 Average: 0 24.89 0.00 1.15 0.22 0.06 73.67 Average: 1 27.77 0.00 1.34 0.11 0.06 70.72 Average: 2 31.73 0.00 2.24 0.30 0.06 65.66 Average: 3 31.16 0.00 1.36 0.06 0.06 67.36 Average: 4 30.22 0.00 2.99 0.24 0.06 66.48 Average: 5 29.78 0.00 1.38 0.18 0.06 68.60 Average: 6 26.28 0.00 1.36 0.15 0.06 72.14 Average: 7 23.91 0.00 2.06 0.10 0.06 73.86