---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8064 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 25G 131G 16% / 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 842 12598 3 18651 30782 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:33:4a:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.148/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84175sec preferred_lft 84175sec inet6 fe80::f816:3eff:fe33:4a63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:b9:51:b3:9c:93 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::c8b9:51ff:feb3:9c93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8064) 07/10/26 _x86_64_ (8 CPU) 12:19:17 LINUX RESTART (8 CPU) 12:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:00 541.46 5.83 522.49 13.14 384.82 49284.13 49349.02 12:40:30 208.84 0.29 179.06 29.49 14.35 37101.91 475213.57 12:50:30 12.29 0.15 11.85 0.30 5.94 1935.35 4613.87 Average: 253.20 2.06 236.60 14.55 132.89 29542.56 181246.90 12:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:00 14302824 26852424 5379488 16.37 513092 11433848 5579460 16.45 2731420 14420536 60 12:40:30 1045044 20588412 11564604 35.19 599076 18049040 17525312 51.68 4784888 23324820 1416 12:50:30 268736 19604160 12547168 38.18 585684 17853296 18540152 54.67 4793716 24110680 2008 Average: 5205535 22348332 9830420 29.91 565951 15778728 13881641 40.94 4103341 20618679 1161 12:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:00 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 12:30:00 ens3 486.33 299.75 3017.23 97.44 0.00 0.00 0.00 0.00 12:30:00 docker0 9.99 14.59 0.62 286.90 0.00 0.00 0.00 0.00 12:40:30 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 12:40:30 ens3 118.76 78.16 1637.33 17.70 0.00 0.00 0.00 0.00 12:40:30 docker0 22.15 39.93 1.39 535.63 0.00 0.00 0.00 0.00 12:40:30 br-185a593b064e 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:40:30 vethdce7052 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:30 vethd60ddf2 33.92 35.01 11.32 12.03 0.00 0.00 0.00 0.00 12:40:30 veth15fc4da 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:30 veth39d0717 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:30 vethf936ffb 0.38 0.37 0.04 0.18 0.00 0.00 0.00 0.00 12:40:30 veth546ae03 30.04 28.97 14.92 7.94 0.00 0.00 0.00 0.00 12:40:30 vethfaae562 0.40 0.62 0.54 3.88 0.00 0.00 0.00 0.00 12:40:30 vethf50bf2a 1.60 1.26 0.21 1.24 0.00 0.00 0.00 0.00 12:50:30 lo 7.42 7.42 36.17 36.17 0.00 0.00 0.00 0.00 12:50:30 ens3 17.75 10.14 8.70 7.05 0.00 0.00 0.00 0.00 12:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:30 br-185a593b064e 4.26 3.96 35.36 0.90 0.00 0.00 0.00 0.00 12:50:30 vethdce7052 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:50:30 vethd60ddf2 295.41 319.62 235.03 149.52 0.00 0.00 0.00 0.02 12:50:30 veth15fc4da 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:30 veth39d0717 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:30 vethf936ffb 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 12:50:30 veth546ae03 123.01 112.57 103.39 73.53 0.00 0.00 0.00 0.01 12:50:30 vethf50bf2a 204.70 190.33 93.52 165.41 0.00 0.00 0.00 0.01 Average: lo 2.85 2.85 11.92 11.92 0.00 0.00 0.00 0.00 Average: ens3 205.93 128.38 1554.32 40.31 0.00 0.00 0.00 0.00 Average: docker0 10.90 18.52 0.68 278.30 0.00 0.00 0.00 0.00 Average: br-185a593b064e 1.50 1.39 11.62 0.30 0.00 0.00 0.00 0.00 Average: vethdce7052 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethd60ddf2 108.68 117.01 81.07 53.24 0.00 0.00 0.00 0.01 Average: veth15fc4da 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth39d0717 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf936ffb 0.26 0.20 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth546ae03 50.74 46.94 39.09 26.88 0.00 0.00 0.00 0.00 Average: vethf50bf2a 67.77 62.94 30.78 54.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8064) 07/10/26 _x86_64_ (8 CPU) 12:19:17 LINUX RESTART (8 CPU) 12:20:02 CPU %user %nice %system %iowait %steal %idle 12:30:00 all 35.31 0.00 4.25 4.27 0.50 55.68 12:30:00 0 32.49 0.00 3.69 3.36 0.31 60.16 12:30:00 1 33.64 0.00 4.50 4.55 0.33 56.97 12:30:00 2 33.09 0.00 4.58 5.74 0.50 56.09 12:30:00 3 37.36 0.00 3.84 4.18 1.16 53.47 12:30:00 4 30.19 0.00 4.33 3.59 0.30 61.59 12:30:00 5 41.14 0.00 4.33 3.88 0.60 50.05 12:30:00 6 39.57 0.00 4.76 6.01 0.39 49.28 12:30:00 7 34.96 0.00 3.95 2.86 0.38 57.85 12:40:30 all 12.44 0.02 2.55 1.75 0.09 83.14 12:40:30 0 11.67 0.02 2.60 2.19 0.09 83.43 12:40:30 1 11.64 0.03 2.40 2.53 0.09 83.31 12:40:30 2 12.32 0.04 2.46 0.94 0.09 84.14 12:40:30 3 14.47 0.02 2.73 2.32 0.09 80.36 12:40:30 4 12.27 0.01 2.46 0.69 0.09 84.47 12:40:30 5 13.30 0.01 2.72 1.87 0.10 82.00 12:40:30 6 12.56 0.01 2.45 1.11 0.09 83.78 12:40:30 7 11.30 0.03 2.61 2.34 0.09 83.63 12:50:30 all 8.12 0.00 1.46 0.07 0.13 90.22 12:50:30 0 7.90 0.00 1.41 0.03 0.14 90.52 12:50:30 1 9.34 0.00 1.78 0.06 0.13 88.69 12:50:30 2 7.70 0.00 1.50 0.11 0.14 90.55 12:50:30 3 8.20 0.00 1.50 0.10 0.13 90.06 12:50:30 4 7.57 0.00 1.32 0.01 0.12 90.98 12:50:30 5 6.54 0.00 1.36 0.12 0.13 91.85 12:50:30 6 8.98 0.00 1.42 0.09 0.12 89.39 12:50:30 7 8.72 0.00 1.37 0.03 0.13 89.76 Average: all 18.54 0.01 2.75 2.03 0.24 76.44 Average: 0 17.27 0.01 2.57 1.86 0.18 78.11 Average: 1 18.10 0.01 2.88 2.38 0.18 76.44 Average: 2 17.63 0.01 2.84 2.24 0.24 77.02 Average: 3 20.00 0.01 2.70 2.21 0.46 74.62 Average: 4 16.61 0.01 2.70 1.42 0.17 79.10 Average: 5 20.21 0.00 2.80 1.95 0.27 74.76 Average: 6 20.25 0.00 2.87 2.39 0.20 74.30 Average: 7 18.23 0.01 2.64 1.76 0.20 77.16