---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25960 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: 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 138G 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 762 19362 4 11967 30862 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:4c:6f:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fe4c:6f5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:8d:3e:05:cd:00 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::608d:3eff:fe05:cd00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25960) 06/09/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 26.57 0.06 10.99 15.52 2.11 5040.55 513540.68 00:50:21 58.09 2.12 54.71 1.26 309.06 19611.32 3675.02 Average: 42.69 1.11 33.35 8.22 159.09 12492.51 252779.11 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22627420 29377628 2920176 8.89 170716 6708228 2987192 8.81 1684896 7970260 1281564 00:50:21 20098760 31666848 606068 1.84 235380 11251912 1430352 4.22 3042164 8904772 512 Average: 21363090 30522238 1763122 5.37 203048 8980070 2208772 6.51 2363530 8437516 641038 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.65 1.65 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 58.10 49.28 238.10 13.11 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:21 lo 178.38 178.38 175.76 175.76 0.00 0.00 0.00 0.00 00:50:21 ens3 124.08 110.98 423.21 1281.66 0.00 0.00 0.00 0.00 00:50:21 docker0 83.49 82.85 1272.08 155.73 0.00 0.00 0.00 0.00 00:50:21 veth5b5d6af 77.98 76.37 1272.80 9.33 0.00 0.00 0.00 0.10 Average: lo 92.03 92.03 89.96 89.96 0.00 0.00 0.00 0.00 Average: ens3 91.84 80.84 332.77 661.89 0.00 0.00 0.00 0.00 Average: docker0 42.70 42.37 650.58 79.64 0.00 0.00 0.00 0.00 Average: veth5b5d6af 39.88 39.06 650.95 4.77 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25960) 06/09/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.31 0.00 1.31 0.06 0.07 64.24 00:40:01 0 33.42 0.00 1.35 0.06 0.08 65.09 00:40:01 1 37.63 0.00 1.65 0.14 0.08 60.51 00:40:01 2 29.35 0.00 1.11 0.03 0.07 69.43 00:40:01 3 37.55 0.00 1.60 0.04 0.08 60.73 00:40:01 4 31.98 0.00 1.12 0.11 0.07 66.72 00:40:01 5 39.27 0.00 1.42 0.03 0.08 59.20 00:40:01 6 31.82 0.00 1.03 0.02 0.07 67.07 00:40:01 7 33.50 0.00 1.23 0.01 0.07 65.19 00:50:21 all 12.77 0.00 1.26 0.23 0.05 85.69 00:50:21 0 11.21 0.00 1.03 0.42 0.05 87.29 00:50:21 1 10.14 0.00 0.98 0.18 0.05 88.65 00:50:21 2 14.76 0.00 1.68 0.12 0.05 83.38 00:50:21 3 14.50 0.00 1.74 0.20 0.06 83.49 00:50:21 4 12.60 0.00 1.36 0.21 0.06 85.77 00:50:21 5 13.10 0.00 1.17 0.15 0.05 85.54 00:50:21 6 14.26 0.00 1.23 0.09 0.04 84.37 00:50:21 7 11.61 0.00 0.88 0.43 0.05 87.04 Average: all 23.29 0.00 1.29 0.14 0.06 75.22 Average: 0 22.05 0.00 1.18 0.25 0.06 76.46 Average: 1 23.56 0.00 1.31 0.16 0.06 74.91 Average: 2 21.90 0.00 1.40 0.07 0.06 76.56 Average: 3 25.76 0.00 1.67 0.12 0.07 72.38 Average: 4 22.05 0.00 1.25 0.16 0.06 76.47 Average: 5 25.87 0.00 1.29 0.09 0.06 72.68 Average: 6 22.83 0.00 1.14 0.06 0.05 75.92 Average: 7 22.29 0.00 1.05 0.22 0.06 76.37