---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31691 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 754 18948 4 12388 30870 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:c7:13:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fec7:135a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:f0:3b:ac:a7:75 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::54f0:3bff:feac:a775/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31691) 06/30/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.05 0.49 20.88 0.67 17.65 15419.61 285.06 00:30:06 32.31 2.01 29.25 1.05 312.21 9932.41 3236.49 Average: 27.22 1.26 25.10 0.86 166.24 12651.61 1773.89 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18975656 27932052 4356144 13.26 193596 8812804 4616024 13.61 2168416 11054428 472 00:30:06 18794864 30883212 1387644 4.22 232544 11765000 2037328 6.01 3162948 10099208 83376 Average: 18885260 29407632 2871894 8.74 213070 10288902 3326676 9.81 2665682 10576818 41924 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 236.29 236.29 230.53 230.53 0.00 0.00 0.00 0.00 00:20:01 ens3 55.67 48.28 322.56 12.96 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:06 lo 15.73 15.73 1.74 1.74 0.00 0.00 0.00 0.00 00:30:06 ens3 182.84 191.92 362.12 2731.68 0.00 0.00 0.00 0.00 00:30:06 docker0 79.59 79.36 1364.63 10.43 0.00 0.00 0.00 0.00 Average: lo 125.03 125.03 115.12 115.12 0.00 0.00 0.00 0.00 Average: ens3 119.82 120.74 342.51 1384.41 0.00 0.00 0.00 0.00 Average: docker0 40.15 40.03 688.38 5.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31691) 06/30/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.13 0.00 1.27 0.16 0.06 71.38 00:20:01 0 25.01 0.00 1.21 0.04 0.07 73.68 00:20:01 1 34.06 0.00 1.74 0.26 0.07 63.88 00:20:01 2 25.45 0.00 1.28 0.02 0.06 73.20 00:20:01 3 24.51 0.00 1.22 0.44 0.06 73.78 00:20:01 4 28.61 0.00 1.34 0.13 0.06 69.87 00:20:01 5 25.59 0.00 1.09 0.16 0.06 73.11 00:20:01 6 21.96 0.00 1.09 0.23 0.06 76.66 00:20:01 7 31.85 0.00 1.21 0.02 0.07 66.85 00:30:06 all 10.82 0.00 0.99 2.51 0.06 85.62 00:30:06 0 13.02 0.00 1.60 2.36 0.04 82.98 00:30:06 1 14.34 0.00 1.38 10.52 0.05 73.70 00:30:06 2 22.32 0.00 1.54 0.21 0.05 75.88 00:30:06 3 8.84 0.00 0.81 2.56 0.06 87.73 00:30:06 4 7.87 0.00 0.75 0.86 0.04 90.47 00:30:06 5 8.35 0.00 0.68 0.22 0.13 90.63 00:30:06 6 5.18 0.00 0.44 2.89 0.03 91.47 00:30:06 7 6.65 0.00 0.70 0.41 0.05 92.19 Average: all 18.90 0.00 1.13 1.34 0.06 78.57 Average: 0 18.96 0.00 1.40 1.21 0.05 78.37 Average: 1 24.10 0.00 1.56 5.44 0.06 68.84 Average: 2 23.87 0.00 1.41 0.11 0.06 74.55 Average: 3 16.60 0.00 1.01 1.51 0.06 80.82 Average: 4 18.16 0.00 1.04 0.50 0.05 80.25 Average: 5 16.88 0.00 0.88 0.19 0.10 81.95 Average: 6 13.48 0.00 0.76 1.57 0.05 84.14 Average: 7 19.15 0.00 0.95 0.22 0.06 79.62