---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42263 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 749 18916 4 12426 30873 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:4b:9f:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84497sec preferred_lft 84497sec inet6 fe80::f816:3eff:fe4b:9f38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:6d:f4:fe:2c:aa 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::486d:f4ff:fefe:2caa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42263) 08/29/26 _x86_64_ (8 CPU) 00:29:47 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 62.23 11.91 48.27 2.06 1623.92 12979.42 4259.91 00:50:01 35.28 0.51 19.17 15.60 17.76 15608.32 498257.27 01:00:01 31.05 1.96 28.01 1.08 319.08 10115.88 13635.92 Average: 42.85 4.79 31.81 6.25 653.32 12901.18 172097.65 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24838460 29113796 3193468 9.72 143548 4359400 3245212 9.57 795120 6774900 26816 00:50:01 18600280 27569900 4717188 14.35 194168 8824196 4795008 14.14 2157932 11434072 388 01:00:01 18945352 31027628 1243120 3.78 232540 11759904 1893540 5.58 3150132 9959324 45632 Average: 20794697 29237108 3051259 9.28 190085 8314500 3311253 9.76 2034395 9389432 24279 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 5.58 5.58 0.54 0.54 0.00 0.00 0.00 0.00 00:40:01 ens3 136.72 115.13 1332.56 23.68 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 00:50:01 lo 283.46 283.46 276.19 276.19 0.00 0.00 0.00 0.00 00:50:01 ens3 53.40 45.80 338.68 13.10 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 15.81 15.81 1.79 1.79 0.00 0.00 0.00 0.00 01:00:01 ens3 166.60 188.38 317.47 2842.96 0.00 0.00 0.00 0.00 01:00:01 docker0 85.08 71.87 1420.50 9.99 0.00 0.00 0.00 0.00 Average: lo 101.64 101.64 92.87 92.87 0.00 0.00 0.00 0.00 Average: ens3 118.90 116.43 662.72 960.17 0.00 0.00 0.00 0.00 Average: docker0 28.37 23.96 473.63 3.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42263) 08/29/26 _x86_64_ (8 CPU) 00:29:47 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 31.77 0.00 1.97 0.32 0.01 65.92 00:40:01 0 29.78 0.00 1.93 0.12 0.01 68.16 00:40:01 1 33.01 0.00 2.02 0.12 0.02 64.82 00:40:01 2 33.33 0.00 2.01 0.26 0.02 64.38 00:40:01 3 33.74 0.00 2.61 0.23 0.02 63.40 00:40:01 4 29.77 0.00 1.81 0.47 0.01 67.93 00:40:01 5 31.14 0.00 1.87 0.64 0.01 66.35 00:40:01 6 32.61 0.00 1.79 0.67 0.02 64.91 00:40:01 7 30.76 0.00 1.75 0.06 0.01 67.42 00:50:01 all 27.72 0.00 1.48 0.14 0.02 70.64 00:50:01 0 23.80 0.00 1.59 0.20 0.02 74.40 00:50:01 1 28.76 0.00 1.47 0.18 0.01 69.58 00:50:01 2 27.84 0.00 1.52 0.04 0.02 70.58 00:50:01 3 22.66 0.00 1.27 0.17 0.02 75.88 00:50:01 4 29.43 0.00 1.56 0.27 0.02 68.72 00:50:01 5 30.95 0.00 1.51 0.10 0.03 67.42 00:50:01 6 29.97 0.00 1.41 0.17 0.02 68.44 00:50:01 7 28.36 0.00 1.54 0.02 0.02 70.06 01:00:01 all 11.26 0.00 1.17 0.14 0.01 87.43 01:00:01 0 15.46 0.00 2.03 0.04 0.01 82.47 01:00:01 1 18.04 0.00 1.09 0.17 0.01 80.69 01:00:01 2 6.60 0.00 0.74 0.09 0.00 92.57 01:00:01 3 12.16 0.00 1.09 0.23 0.01 86.51 01:00:01 4 6.75 0.00 0.67 0.03 0.01 92.55 01:00:01 5 7.89 0.00 0.92 0.13 0.01 91.06 01:00:01 6 4.98 0.00 0.56 0.04 0.00 94.41 01:00:01 7 18.21 0.00 2.24 0.37 0.01 79.18 Average: all 23.58 0.00 1.54 0.20 0.01 74.67 Average: 0 23.01 0.00 1.85 0.12 0.01 75.01 Average: 1 26.60 0.00 1.53 0.16 0.01 71.70 Average: 2 22.59 0.00 1.42 0.13 0.01 75.85 Average: 3 22.85 0.00 1.66 0.21 0.01 75.27 Average: 4 21.98 0.00 1.35 0.26 0.01 76.40 Average: 5 23.33 0.00 1.43 0.29 0.01 74.94 Average: 6 22.49 0.00 1.25 0.29 0.01 75.95 Average: 7 25.77 0.00 1.84 0.15 0.01 72.23