---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1334 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 22G 134G 14% / 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 807 16228 4 15056 30817 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:94:87:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.15/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85425sec preferred_lft 85425sec inet6 fe80::f816:3eff:fe94:87fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:28:59:fb:b2:03 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::6428:59ff:fefb:b203/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1334) 06/24/26 _x86_64_ (8 CPU) 08:28:55 LINUX RESTART (8 CPU) 08:30:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:35 338.94 5.76 302.65 30.53 1006.57 51529.35 557264.87 Average: 338.94 5.76 302.65 30.53 1006.57 51529.35 557264.87 08:30:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:35 12949180 27985996 4235440 12.89 248428 14611856 10923340 32.21 3460940 15436060 760 Average: 12949180 27985996 4235440 12.89 248428 14611856 10923340 32.21 3460940 15436060 760 08:30:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:35 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:40:35 ens3 311.35 202.56 4107.01 41.60 0.00 0.00 0.00 0.00 08:40:35 docker0 15.48 23.47 1.00 254.93 0.00 0.00 0.00 0.00 08:40:35 br-db5462e0c457 6.40 12.47 0.40 36.73 0.00 0.00 0.00 0.00 08:40:35 veth158ba81 14.50 16.75 9.35 3.04 0.00 0.00 0.00 0.00 08:40:35 vethfbf1152 31.64 23.43 4.84 3.89 0.00 0.00 0.00 0.00 08:40:35 vetha383946 6.05 6.24 0.68 38.47 0.00 0.00 0.00 0.00 08:40:35 veth01d3aba 2.82 2.93 0.25 3.02 0.00 0.00 0.00 0.00 08:40:35 veth2e7e05f 6.17 12.49 0.47 36.69 0.00 0.00 0.00 0.00 08:40:35 veth0340606 4.68 6.08 4.07 0.85 0.00 0.00 0.00 0.00 08:40:35 veth8b2115b 5.16 6.67 4.17 1.03 0.00 0.00 0.00 0.00 08:40:35 veth5348d79 5.28 6.86 4.91 1.06 0.00 0.00 0.00 0.00 08:40:35 vetha90dec6 5.01 6.61 4.40 1.02 0.00 0.00 0.00 0.00 08:40:35 vethe6b0d31 4.35 5.78 3.95 0.78 0.00 0.00 0.00 0.00 08:40:35 veth75e3a38 13.33 13.11 13.98 5.29 0.00 0.00 0.00 0.00 08:40:35 vethdd10626 12.05 11.93 13.71 5.43 0.00 0.00 0.00 0.00 08:40:35 veth6e05ed8 1.55 1.33 0.36 0.88 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 311.35 202.56 4107.01 41.60 0.00 0.00 0.00 0.00 Average: docker0 15.48 23.47 1.00 254.93 0.00 0.00 0.00 0.00 Average: br-db5462e0c457 6.40 12.47 0.40 36.73 0.00 0.00 0.00 0.00 Average: veth158ba81 14.50 16.75 9.35 3.04 0.00 0.00 0.00 0.00 Average: vethfbf1152 31.64 23.43 4.84 3.89 0.00 0.00 0.00 0.00 Average: vetha383946 6.05 6.24 0.68 38.47 0.00 0.00 0.00 0.00 Average: veth01d3aba 2.82 2.93 0.25 3.02 0.00 0.00 0.00 0.00 Average: veth2e7e05f 6.17 12.49 0.47 36.69 0.00 0.00 0.00 0.00 Average: veth0340606 4.68 6.08 4.07 0.85 0.00 0.00 0.00 0.00 Average: veth8b2115b 5.16 6.67 4.17 1.03 0.00 0.00 0.00 0.00 Average: veth5348d79 5.28 6.86 4.91 1.06 0.00 0.00 0.00 0.00 Average: vetha90dec6 5.01 6.61 4.40 1.02 0.00 0.00 0.00 0.00 Average: vethe6b0d31 4.35 5.78 3.95 0.78 0.00 0.00 0.00 0.00 Average: veth75e3a38 13.33 13.11 13.98 5.29 0.00 0.00 0.00 0.00 Average: vethdd10626 12.05 11.93 13.71 5.43 0.00 0.00 0.00 0.00 Average: veth6e05ed8 1.55 1.33 0.36 0.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1334) 06/24/26 _x86_64_ (8 CPU) 08:28:55 LINUX RESTART (8 CPU) 08:30:35 CPU %user %nice %system %iowait %steal %idle 08:40:35 all 17.70 0.00 3.46 2.03 0.10 76.71 08:40:35 0 19.85 0.00 3.60 1.64 0.10 74.82 08:40:35 1 18.07 0.00 3.46 2.13 0.11 76.23 08:40:35 2 17.68 0.00 3.59 2.93 0.10 75.71 08:40:35 3 18.93 0.00 3.67 1.49 0.11 75.79 08:40:35 4 17.91 0.00 3.14 2.59 0.10 76.27 08:40:35 5 16.61 0.00 3.46 2.99 0.11 76.82 08:40:35 6 16.76 0.00 3.30 1.11 0.10 78.72 08:40:35 7 15.78 0.00 3.44 1.35 0.10 79.32 Average: all 17.70 0.00 3.46 2.03 0.10 76.71 Average: 0 19.85 0.00 3.60 1.64 0.10 74.82 Average: 1 18.07 0.00 3.46 2.13 0.11 76.23 Average: 2 17.68 0.00 3.59 2.93 0.10 75.71 Average: 3 18.93 0.00 3.67 1.49 0.11 75.79 Average: 4 17.91 0.00 3.14 2.59 0.10 76.27 Average: 5 16.61 0.00 3.46 2.99 0.11 76.82 Average: 6 16.76 0.00 3.30 1.11 0.10 78.72 Average: 7 15.78 0.00 3.44 1.35 0.10 79.32