---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17832 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 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 1014 14564 4 16513 30610 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:cc:cf:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.41/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83631sec preferred_lft 83631sec inet6 fe80::f816:3eff:fecc:cf60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:fe:ce:48:5f:a6 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::10fe:ceff:fe48:5fa6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17832) 06/19/26 _x86_64_ (8 CPU) 07:41:15 LINUX RESTART (8 CPU) 07:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:05 168.71 0.32 162.50 5.89 14.14 29136.75 28457.76 08:10:11 31.81 0.37 28.97 2.47 25.99 4511.58 13176.34 08:20:18 11.01 0.07 10.48 0.45 1.59 1611.95 1145.22 Average: 70.06 0.25 66.88 2.92 13.91 11674.00 14194.07 07:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:05 694760 20325008 11827908 35.99 600672 18133556 18003944 53.09 4883332 23576536 936 08:10:11 451280 18129764 13881416 42.24 584552 16360472 20964076 61.82 4862568 23833544 11616 08:20:18 287744 17766860 14224276 43.28 584776 16184976 21276944 62.74 4810512 24042096 10720 Average: 477928 18740544 13311200 40.51 590000 16893001 20081655 59.22 4852137 23817392 7757 07:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:05 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 08:00:05 ens3 100.46 66.71 1482.04 16.41 0.00 0.00 0.00 0.00 08:00:05 docker0 8.03 16.55 0.48 359.55 0.00 0.00 0.00 0.00 08:00:05 br-cfb182b2e67d 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:00:05 vethf81fd37 49.43 51.97 19.42 24.82 0.00 0.00 0.00 0.00 08:00:05 vethbea2878 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:00:05 vetha3ad210 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:05 veth25c2bac 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:00:05 vethdc10d78 0.42 0.39 0.05 0.22 0.00 0.00 0.00 0.00 08:00:05 vethe02a0bd 47.63 44.58 34.00 16.01 0.00 0.00 0.00 0.00 08:00:05 vethb1dd465 0.75 1.38 0.81 10.18 0.00 0.00 0.00 0.00 08:00:05 veth155c668 1.74 1.40 0.24 1.44 0.00 0.00 0.00 0.00 08:10:11 lo 23.13 23.13 81.10 81.10 0.00 0.00 0.00 0.00 08:10:11 ens3 12.50 10.19 28.41 2.22 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 br-cfb182b2e67d 22.83 25.39 16.62 92.80 0.00 0.00 0.00 0.00 08:10:11 vethf81fd37 87.62 95.36 64.00 39.06 0.00 0.00 0.00 0.01 08:10:11 vethbea2878 34.61 37.19 16.52 321.84 0.00 0.00 0.00 0.03 08:10:11 vetha3ad210 20.95 20.84 230.95 59.55 0.00 0.00 0.00 0.02 08:10:11 veth25c2bac 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:10:11 vethdc10d78 11.91 12.34 59.17 45.90 0.00 0.00 0.00 0.00 08:10:11 vethe02a0bd 53.12 48.65 68.75 28.82 0.00 0.00 0.00 0.01 08:10:11 veth155c668 48.76 45.00 20.48 37.79 0.00 0.00 0.00 0.00 08:20:18 lo 35.42 35.42 168.40 168.40 0.00 0.00 0.00 0.00 08:20:18 ens3 0.74 0.59 0.20 0.49 0.00 0.00 0.00 0.00 08:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:18 br-cfb182b2e67d 29.41 30.03 33.83 136.24 0.00 0.00 0.00 0.00 08:20:18 vethf81fd37 62.37 68.60 50.02 22.95 0.00 0.00 0.00 0.00 08:20:18 vethbea2878 34.40 34.91 34.48 178.01 0.00 0.00 0.00 0.01 08:20:18 vetha3ad210 10.46 9.26 43.37 7.11 0.00 0.00 0.00 0.00 08:20:18 veth25c2bac 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:18 vethdc10d78 8.24 9.55 7.55 42.81 0.00 0.00 0.00 0.00 08:20:18 vethe02a0bd 43.03 40.07 52.09 21.62 0.00 0.00 0.00 0.00 08:20:18 veth155c668 31.53 28.26 13.74 30.75 0.00 0.00 0.00 0.00 Average: lo 19.78 19.78 83.57 83.57 0.00 0.00 0.00 0.00 Average: ens3 37.62 25.64 499.09 6.33 0.00 0.00 0.00 0.00 Average: docker0 2.65 5.47 0.16 118.76 0.00 0.00 0.00 0.00 Average: br-cfb182b2e67d 17.59 18.65 16.90 76.71 0.00 0.00 0.00 0.00 Average: vethf81fd37 66.55 72.07 44.59 28.96 0.00 0.00 0.00 0.00 Average: vethbea2878 23.11 24.18 17.08 167.37 0.00 0.00 0.00 0.01 Average: vetha3ad210 10.53 10.12 91.84 22.32 0.00 0.00 0.00 0.01 Average: veth25c2bac 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethdc10d78 6.88 7.46 22.35 29.78 0.00 0.00 0.00 0.00 Average: vethe02a0bd 47.93 44.43 51.69 22.18 0.00 0.00 0.00 0.00 Average: veth155c668 27.46 24.99 11.54 23.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17832) 06/19/26 _x86_64_ (8 CPU) 07:41:15 LINUX RESTART (8 CPU) 07:50:06 CPU %user %nice %system %iowait %steal %idle 08:00:05 all 11.71 0.02 2.23 1.18 0.06 84.80 08:00:05 0 10.08 0.01 2.25 0.75 0.06 86.85 08:00:05 1 13.03 0.04 2.04 1.92 0.06 82.92 08:00:05 2 14.37 0.02 2.69 0.96 0.06 81.89 08:00:05 3 10.98 0.05 2.00 0.76 0.06 86.14 08:00:05 4 11.04 0.02 2.08 1.31 0.07 85.50 08:00:05 5 12.01 0.03 2.24 1.34 0.06 84.32 08:00:05 6 10.75 0.01 2.41 1.63 0.07 85.13 08:00:05 7 11.44 0.02 2.09 0.75 0.06 85.64 08:10:11 all 11.00 0.01 2.02 0.13 0.08 86.75 08:10:11 0 10.76 0.00 2.08 0.13 0.07 86.95 08:10:11 1 12.69 0.01 2.33 0.13 0.09 84.76 08:10:11 2 10.44 0.01 2.10 0.19 0.09 87.17 08:10:11 3 10.50 0.01 1.94 0.24 0.08 87.23 08:10:11 4 10.99 0.00 1.86 0.05 0.08 87.01 08:10:11 5 10.89 0.00 1.93 0.14 0.07 86.96 08:10:11 6 11.68 0.01 1.98 0.09 0.08 86.16 08:10:11 7 10.08 0.00 1.95 0.10 0.08 87.78 08:20:18 all 7.92 0.00 1.80 0.04 0.08 90.16 08:20:18 0 7.04 0.00 1.76 0.02 0.08 91.11 08:20:18 1 8.88 0.00 2.04 0.04 0.09 88.96 08:20:18 2 7.98 0.00 1.96 0.02 0.09 89.95 08:20:18 3 7.31 0.00 1.60 0.03 0.08 90.99 08:20:18 4 7.83 0.00 1.75 0.04 0.08 90.30 08:20:18 5 7.57 0.00 1.73 0.07 0.08 90.55 08:20:18 6 8.66 0.00 1.87 0.07 0.08 89.31 08:20:18 7 8.09 0.00 1.72 0.02 0.08 90.09 Average: all 10.20 0.01 2.02 0.45 0.08 87.25 Average: 0 9.29 0.00 2.03 0.30 0.07 88.31 Average: 1 11.52 0.01 2.14 0.69 0.08 85.56 Average: 2 10.92 0.01 2.25 0.39 0.08 86.36 Average: 3 9.59 0.02 1.85 0.34 0.07 88.13 Average: 4 9.95 0.01 1.90 0.46 0.08 87.61 Average: 5 10.15 0.01 1.97 0.51 0.07 87.29 Average: 6 10.36 0.01 2.09 0.59 0.08 86.88 Average: 7 9.86 0.01 1.92 0.29 0.08 87.85