---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54336 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: 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 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 748 19464 4 11879 30876 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:37:6b:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe37:6b33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:99:53:92:08:2f 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::e499:53ff:fe92:82f/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-54336) 03/31/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 7.93 0.05 7.45 0.42 1.99 2590.22 555.09 00:50:42 53.75 2.35 50.15 1.26 352.08 21763.42 4518.95 Average: 31.36 1.23 29.28 0.85 180.97 12392.42 2581.59 00:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 24171512 29346992 2956332 9.00 162100 5195740 3145016 9.27 1109712 7069600 605576 00:50:42 20184556 31660936 612164 1.86 234804 11169108 1418700 4.18 3041968 8819528 500 Average: 22178034 30503964 1784248 5.43 198452 8182424 2281858 6.73 2075840 7944564 303038 00:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 1.81 1.81 0.17 0.17 0.00 0.00 0.00 0.00 00:40:15 ens3 57.81 46.87 235.17 12.99 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 00:50:42 lo 184.75 184.75 182.10 182.10 0.00 0.00 0.00 0.00 00:50:42 ens3 110.58 97.35 417.30 1239.87 0.00 0.00 0.00 0.00 00:50:42 docker0 69.15 69.87 1230.09 152.66 0.00 0.00 0.00 0.00 00:50:42 vethe9e8ccc 63.81 63.59 1230.64 7.92 0.00 0.00 0.00 0.10 Average: lo 95.33 95.33 93.18 93.18 0.00 0.00 0.00 0.00 Average: ens3 84.79 72.68 328.29 640.23 0.00 0.00 0.00 0.00 Average: docker0 35.35 35.72 628.88 78.05 0.00 0.00 0.00 0.00 Average: vethe9e8ccc 32.62 32.51 629.16 4.05 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54336) 03/31/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:16 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 34.79 0.00 1.31 0.03 0.07 63.79 00:40:15 0 40.85 0.00 1.66 0.04 0.08 57.37 00:40:15 1 35.13 0.00 1.26 0.01 0.08 63.54 00:40:15 2 36.62 0.00 1.27 0.03 0.08 62.00 00:40:15 3 31.69 0.00 1.31 0.02 0.07 66.92 00:40:15 4 35.06 0.00 1.42 0.05 0.07 63.40 00:40:15 5 32.93 0.00 1.28 0.02 0.07 65.69 00:40:15 6 33.68 0.00 1.06 0.04 0.07 65.15 00:40:15 7 32.39 0.00 1.22 0.05 0.07 66.28 00:50:42 all 13.77 0.00 1.27 0.24 0.05 84.67 00:50:42 0 18.84 0.00 1.71 0.40 0.06 78.99 00:50:42 1 13.35 0.00 1.40 0.12 0.05 85.08 00:50:42 2 12.87 0.00 1.19 0.16 0.05 85.73 00:50:42 3 14.00 0.00 1.19 0.10 0.05 84.67 00:50:42 4 13.78 0.00 0.93 0.37 0.05 84.87 00:50:42 5 12.59 0.00 1.02 0.23 0.06 86.10 00:50:42 6 10.47 0.00 1.09 0.19 0.05 88.20 00:50:42 7 14.24 0.00 1.64 0.32 0.05 83.74 Average: all 24.04 0.00 1.29 0.14 0.06 74.47 Average: 0 29.60 0.00 1.69 0.23 0.07 68.42 Average: 1 23.98 0.00 1.33 0.06 0.06 74.56 Average: 2 24.47 0.00 1.23 0.10 0.06 74.14 Average: 3 22.64 0.00 1.25 0.06 0.06 76.00 Average: 4 24.18 0.00 1.17 0.21 0.06 74.38 Average: 5 22.53 0.00 1.15 0.13 0.06 76.13 Average: 6 21.83 0.00 1.08 0.11 0.06 76.92 Average: 7 23.11 0.00 1.43 0.19 0.06 75.21