---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5983 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 29G 127G 19% / 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 868 7705 4 23518 30756 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:1c:5e:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.225/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84845sec preferred_lft 84845sec inet6 fe80::f816:3eff:fe1c:5ee2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:84:29:e0:8b:a4 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::2484:29ff:fee0:8ba4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-5983) 06/02/26 _x86_64_ (8 CPU) 07:57:35 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:07 291.67 0.70 280.59 10.39 436.50 60833.92 230507.36 08:20:01 244.46 1.28 237.93 5.25 16.56 43363.01 235518.15 Average: 268.31 0.98 259.48 7.84 228.72 52189.33 232986.70 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:07 16287072 31198448 1060924 3.23 353228 14355208 1641328 4.84 5206232 10410148 94772 08:20:01 7915524 31050044 1154580 3.51 556592 21825612 1748668 5.16 9689416 13722988 48764 Average: 12101298 31124246 1107752 3.37 454910 18090410 1694998 5.00 7447824 12066568 71768 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:07 lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 08:10:07 ens3 180.40 101.61 2308.72 2077.89 0.00 0.00 0.00 0.00 08:10:07 docker0 13.42 39.75 0.89 808.24 0.00 0.00 0.00 0.00 08:20:01 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 125.41 82.32 1699.80 1653.46 0.00 0.00 0.00 0.00 08:20:01 docker0 26.20 41.72 2.11 880.23 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 153.19 92.07 2007.42 1867.88 0.00 0.00 0.00 0.00 Average: docker0 19.74 40.73 1.49 843.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-5983) 06/02/26 _x86_64_ (8 CPU) 07:57:35 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:07 all 7.93 0.00 3.14 3.30 0.07 85.57 08:10:07 0 8.17 0.00 3.09 2.70 0.07 85.97 08:10:07 1 9.09 0.00 3.43 3.79 0.08 83.62 08:10:07 2 7.91 0.00 3.22 2.98 0.07 85.82 08:10:07 3 7.01 0.00 3.65 3.85 0.06 85.43 08:10:07 4 7.92 0.00 2.90 3.57 0.06 85.54 08:10:07 5 8.08 0.00 3.12 3.70 0.07 85.04 08:10:07 6 6.21 0.00 2.64 4.16 0.06 86.93 08:10:07 7 9.06 0.00 3.04 1.65 0.07 86.18 08:20:01 all 13.25 0.00 3.63 1.74 0.07 81.30 08:20:01 0 13.56 0.00 3.82 1.07 0.07 81.47 08:20:01 1 12.87 0.00 3.70 5.62 0.07 77.74 08:20:01 2 16.24 0.00 4.01 1.06 0.07 78.62 08:20:01 3 13.27 0.00 3.66 0.95 0.07 82.04 08:20:01 4 15.27 0.00 3.87 1.57 0.08 79.21 08:20:01 5 11.47 0.00 2.93 0.70 0.06 84.84 08:20:01 6 12.98 0.00 3.68 1.07 0.07 82.20 08:20:01 7 10.37 0.00 3.36 1.91 0.07 84.29 Average: all 10.56 0.00 3.38 2.53 0.07 83.46 Average: 0 10.83 0.00 3.45 1.90 0.07 83.74 Average: 1 10.96 0.00 3.56 4.69 0.08 80.71 Average: 2 12.02 0.00 3.61 2.03 0.07 82.26 Average: 3 10.10 0.00 3.66 2.42 0.07 83.76 Average: 4 11.55 0.00 3.38 2.58 0.07 82.42 Average: 5 9.75 0.00 3.03 2.21 0.07 84.94 Average: 6 9.55 0.00 3.16 2.64 0.06 84.60 Average: 7 9.71 0.00 3.20 1.78 0.07 85.25