---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7138 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: 5599.86 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 796 16413 4 14882 30828 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:49:6f:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fe49:6fa8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:20:8b:50:e3:78 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::5c20:8bff:fe50:e378/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-7138) 06/05/26 _x86_64_ (8 CPU) 13:34:44 LINUX RESTART (8 CPU) 13:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:24 328.91 5.44 309.85 13.62 599.68 50759.51 70779.69 14:00:01 22.48 0.00 21.96 0.51 0.29 415.95 12.96 Average: 179.64 2.79 169.61 7.24 307.71 26236.53 36308.32 13:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:24 13178864 28027436 4195384 12.77 257344 14421488 10920720 32.20 3311444 15378368 636 14:00:01 13060908 27922356 4298716 13.08 259148 14432288 10928668 32.23 3317964 15464452 348 Average: 13119886 27974896 4247050 12.92 258246 14426888 10924694 32.22 3314704 15421410 492 13:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:24 lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 13:50:24 ens3 347.05 202.93 4075.30 48.81 0.00 0.00 0.00 0.00 13:50:24 docker0 8.30 11.82 0.61 245.92 0.00 0.00 0.00 0.00 13:50:24 br-e6538c740896 1.83 2.76 0.12 36.07 0.00 0.00 0.00 0.00 13:50:24 veth9d0de5d 9.56 11.30 5.35 1.95 0.00 0.00 0.00 0.00 13:50:24 veth62e454f 30.01 21.62 4.11 3.53 0.00 0.00 0.00 0.00 13:50:24 veth74611dc 2.22 2.35 0.20 2.47 0.00 0.00 0.00 0.00 13:50:24 vetha1a9929 6.59 6.77 0.73 42.70 0.00 0.00 0.00 0.00 13:50:24 veth9a09d50 4.25 5.74 4.13 0.76 0.00 0.00 0.00 0.00 13:50:24 veth95f4e46 4.54 6.12 4.23 0.86 0.00 0.00 0.00 0.00 13:50:24 veth6fc47ca 4.84 6.39 4.96 0.90 0.00 0.00 0.00 0.00 13:50:24 veth0ee1d4b 4.54 6.11 4.17 0.86 0.00 0.00 0.00 0.00 13:50:24 veth93b1b88 1.62 2.78 0.13 36.04 0.00 0.00 0.00 0.00 13:50:24 veth2e4284e 4.17 5.62 4.12 0.71 0.00 0.00 0.00 0.00 13:50:24 vethd3236f4 9.00 9.20 14.47 3.14 0.00 0.00 0.00 0.00 13:50:24 veth41e5d56 10.79 10.78 15.13 3.33 0.00 0.00 0.00 0.00 13:50:24 vethaf4e21b 1.04 0.90 0.20 0.68 0.00 0.00 0.00 0.00 14:00:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:00:01 ens3 0.54 0.39 0.16 0.42 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 br-e6538c740896 0.04 0.03 0.00 0.01 0.00 0.00 0.00 0.00 14:00:01 veth9d0de5d 14.96 16.69 13.19 2.69 0.00 0.00 0.00 0.00 14:00:01 veth62e454f 62.26 42.99 8.55 7.23 0.00 0.00 0.00 0.00 14:00:01 veth74611dc 4.22 4.18 0.37 5.03 0.00 0.00 0.00 0.00 14:00:01 vetha1a9929 15.01 15.29 1.62 104.90 0.00 0.00 0.00 0.01 14:00:01 veth9a09d50 8.83 11.92 9.47 1.57 0.00 0.00 0.00 0.00 14:00:01 veth95f4e46 9.35 12.57 9.97 1.80 0.00 0.00 0.00 0.00 14:00:01 veth6fc47ca 9.53 12.79 11.01 1.84 0.00 0.00 0.00 0.00 14:00:01 veth0ee1d4b 9.35 12.55 9.91 1.80 0.00 0.00 0.00 0.00 14:00:01 veth93b1b88 0.03 0.03 0.01 0.01 0.00 0.00 0.00 0.00 14:00:01 veth2e4284e 8.56 11.61 8.90 1.53 0.00 0.00 0.00 0.00 14:00:01 vethd3236f4 16.92 17.85 36.09 7.54 0.00 0.00 0.00 0.00 14:00:01 veth41e5d56 18.50 19.48 36.34 8.03 0.00 0.00 0.00 0.00 14:00:01 vethaf4e21b 2.23 1.90 0.38 1.84 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 178.26 104.27 2090.25 25.24 0.00 0.00 0.00 0.00 Average: docker0 4.26 6.06 0.31 126.13 0.00 0.00 0.00 0.00 Average: br-e6538c740896 0.96 1.43 0.06 18.51 0.00 0.00 0.00 0.00 Average: veth9d0de5d 12.19 13.92 9.17 2.31 0.00 0.00 0.00 0.00 Average: veth62e454f 45.72 32.03 6.27 5.34 0.00 0.00 0.00 0.00 Average: veth74611dc 3.20 3.25 0.28 3.72 0.00 0.00 0.00 0.00 Average: vetha1a9929 10.69 10.92 1.16 72.99 0.00 0.00 0.00 0.01 Average: veth9a09d50 6.48 8.75 6.73 1.16 0.00 0.00 0.00 0.00 Average: veth95f4e46 6.88 9.26 7.02 1.32 0.00 0.00 0.00 0.00 Average: veth6fc47ca 7.12 9.51 7.91 1.35 0.00 0.00 0.00 0.00 Average: veth0ee1d4b 6.88 9.25 6.97 1.32 0.00 0.00 0.00 0.00 Average: veth93b1b88 0.85 1.44 0.07 18.49 0.00 0.00 0.00 0.00 Average: veth2e4284e 6.31 8.54 6.45 1.11 0.00 0.00 0.00 0.00 Average: vethd3236f4 12.86 13.41 25.00 5.29 0.00 0.00 0.00 0.00 Average: veth41e5d56 14.55 15.02 25.46 5.62 0.00 0.00 0.00 0.00 Average: vethaf4e21b 1.62 1.38 0.29 1.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-7138) 06/05/26 _x86_64_ (8 CPU) 13:34:44 LINUX RESTART (8 CPU) 13:40:16 CPU %user %nice %system %iowait %steal %idle 13:50:24 all 16.97 0.00 3.44 1.06 0.08 78.45 13:50:24 0 18.57 0.00 3.48 1.02 0.08 76.85 13:50:24 1 16.34 0.00 3.32 0.75 0.08 79.51 13:50:24 2 15.62 0.00 3.50 1.35 0.08 79.45 13:50:24 3 17.08 0.00 3.34 1.23 0.08 78.28 13:50:24 4 17.37 0.00 3.35 1.02 0.08 78.18 13:50:24 5 16.90 0.00 3.22 1.03 0.08 78.78 13:50:24 6 17.02 0.00 3.64 0.83 0.08 78.44 13:50:24 7 16.85 0.00 3.70 1.25 0.07 78.13 14:00:01 all 7.53 0.00 1.15 0.08 0.09 91.16 14:00:01 0 7.52 0.00 1.25 0.02 0.08 91.13 14:00:01 1 7.63 0.00 1.20 0.02 0.09 91.06 14:00:01 2 7.41 0.00 1.11 0.19 0.09 91.20 14:00:01 3 7.50 0.00 1.14 0.08 0.09 91.19 14:00:01 4 7.51 0.00 1.21 0.26 0.09 90.92 14:00:01 5 7.24 0.00 1.08 0.04 0.09 91.56 14:00:01 6 8.13 0.00 1.05 0.03 0.08 90.71 14:00:01 7 7.27 0.00 1.12 0.04 0.08 91.49 Average: all 12.36 0.00 2.32 0.58 0.08 84.65 Average: 0 13.18 0.00 2.39 0.53 0.08 83.82 Average: 1 12.09 0.00 2.28 0.39 0.08 85.15 Average: 2 11.62 0.00 2.34 0.78 0.08 85.18 Average: 3 12.40 0.00 2.27 0.67 0.08 84.57 Average: 4 12.56 0.00 2.31 0.65 0.08 84.39 Average: 5 12.19 0.00 2.17 0.55 0.08 85.01 Average: 6 12.69 0.00 2.38 0.44 0.08 84.42 Average: 7 12.18 0.00 2.44 0.66 0.08 84.65