---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1117 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 27G 129G 18% / 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 897 13192 4 18002 30727 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:67:73:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.193/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83258sec preferred_lft 83258sec inet6 fe80::f816:3eff:fe67:7386/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:c8:a4:2a:aa:14 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::e0c8:a4ff:fe2a:aa14/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1117) 03/11/26 _x86_64_ (8 CPU) 09:15:22 LINUX RESTART (8 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:11 477.17 1.16 465.31 10.70 443.06 58090.78 136301.06 09:40:32 205.51 0.59 196.88 8.04 23.74 20826.02 32781.92 09:50:28 28.10 0.54 25.15 2.41 29.80 4430.71 10563.39 10:00:32 12.27 0.07 11.78 0.42 1.54 2145.43 1219.86 Average: 182.14 0.59 176.12 5.43 124.91 21512.38 45461.03 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:11 11097928 28294724 3919340 11.93 533548 15918884 4220332 12.45 4585980 15631924 18964 09:40:32 236036 21879800 10261440 31.23 600088 20064100 15601140 46.01 5829568 23022396 1324 09:50:28 395760 19915960 12133180 36.92 587520 18087012 17758388 52.37 5785336 22883940 17624 10:00:32 426908 19638428 12388808 37.70 587712 17810156 18011724 53.11 5736476 22913544 3128 Average: 3039158 22432228 9675692 29.44 577217 17970038 13897896 40.98 5484340 21112951 10260 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:11 lo 0.51 0.51 0.11 0.11 0.00 0.00 0.00 0.00 09:30:11 ens3 233.55 133.31 2347.53 27.29 0.00 0.00 0.00 0.00 09:30:11 docker0 24.43 42.19 1.41 672.59 0.00 0.00 0.00 0.00 09:40:32 lo 0.51 0.51 0.08 0.08 0.00 0.00 0.00 0.00 09:40:32 ens3 114.09 83.00 1422.60 21.01 0.00 0.00 0.00 0.00 09:40:32 docker0 7.69 11.75 0.44 206.18 0.00 0.00 0.00 0.00 09:40:32 br-669687e98bdb 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:40:32 vethe261f1a 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:32 veth73c4ff6 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:40:32 veth9b69dae 0.37 0.36 0.04 0.19 0.00 0.00 0.00 0.00 09:40:32 vethe55c1d5 37.06 38.46 12.55 14.21 0.00 0.00 0.00 0.00 09:40:32 veth179815e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:40:32 veth53e6d16 33.62 32.07 18.02 9.17 0.00 0.00 0.00 0.00 09:40:32 veth708787a 0.50 0.79 0.59 4.81 0.00 0.00 0.00 0.00 09:40:32 veth9928f99 1.56 1.24 0.21 1.28 0.00 0.00 0.00 0.00 09:50:28 lo 22.23 22.23 75.29 75.29 0.00 0.00 0.00 0.00 09:50:28 ens3 11.30 9.74 32.08 2.67 0.00 0.00 0.00 0.00 09:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:28 br-669687e98bdb 18.34 21.04 16.00 90.93 0.00 0.00 0.00 0.00 09:50:28 vethe261f1a 19.86 22.34 236.11 127.85 0.00 0.00 0.00 0.02 09:50:28 veth73c4ff6 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 09:50:28 veth9b69dae 13.37 11.20 127.45 46.49 0.00 0.00 0.00 0.01 09:50:28 vethe55c1d5 101.02 109.81 69.70 49.66 0.00 0.00 0.00 0.01 09:50:28 veth179815e 30.15 32.80 15.83 325.17 0.00 0.00 0.00 0.03 09:50:28 veth53e6d16 67.78 62.16 85.01 35.82 0.00 0.00 0.00 0.01 09:50:28 veth9928f99 49.35 45.53 20.80 36.72 0.00 0.00 0.00 0.00 10:00:32 lo 36.48 36.48 173.98 173.98 0.00 0.00 0.00 0.00 10:00:32 ens3 1.49 0.86 0.53 0.95 0.00 0.00 0.00 0.00 10:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:32 br-669687e98bdb 27.35 28.29 34.64 140.72 0.00 0.00 0.00 0.00 10:00:32 vethe261f1a 9.59 10.06 43.68 43.54 0.00 0.00 0.00 0.00 10:00:32 veth73c4ff6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:32 veth9b69dae 9.55 8.98 44.02 43.13 0.00 0.00 0.00 0.00 10:00:32 vethe55c1d5 61.42 67.73 45.75 23.16 0.00 0.00 0.00 0.00 10:00:32 veth179815e 32.15 33.02 35.32 182.83 0.00 0.00 0.00 0.01 10:00:32 veth53e6d16 43.21 40.39 52.65 21.94 0.00 0.00 0.00 0.00 10:00:32 veth9928f99 30.77 27.47 13.69 26.21 0.00 0.00 0.00 0.00 Average: lo 14.78 14.78 61.74 61.74 0.00 0.00 0.00 0.00 Average: ens3 90.87 57.24 960.28 13.10 0.00 0.00 0.00 0.00 Average: docker0 8.09 13.59 0.46 221.40 0.00 0.00 0.00 0.00 Average: br-669687e98bdb 11.37 12.25 12.53 57.27 0.00 0.00 0.00 0.00 Average: vethe261f1a 7.26 8.01 68.75 42.17 0.00 0.00 0.00 0.01 Average: veth73c4ff6 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth9b69dae 5.75 5.07 42.20 22.17 0.00 0.00 0.00 0.00 Average: vethe55c1d5 49.50 53.58 31.67 21.56 0.00 0.00 0.00 0.00 Average: veth179815e 15.39 16.27 12.66 125.17 0.00 0.00 0.00 0.01 Average: veth53e6d16 35.95 33.47 38.53 16.58 0.00 0.00 0.00 0.00 Average: veth9928f99 20.15 18.31 8.56 15.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1117) 03/11/26 _x86_64_ (8 CPU) 09:15:22 LINUX RESTART (8 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:11 all 16.23 0.00 3.81 1.31 0.08 78.57 09:30:11 0 22.15 0.00 3.63 1.12 0.08 73.01 09:30:11 1 15.96 0.00 3.99 1.29 0.08 78.67 09:30:11 2 16.62 0.00 3.76 1.51 0.08 78.03 09:30:11 3 12.31 0.00 3.51 0.86 0.08 83.24 09:30:11 4 12.90 0.00 4.08 1.17 0.07 81.78 09:30:11 5 16.89 0.00 3.79 1.53 0.08 77.71 09:30:11 6 13.68 0.00 3.47 2.20 0.09 80.56 09:30:11 7 19.29 0.00 4.22 0.81 0.08 75.61 09:40:32 all 14.41 0.02 2.02 0.82 0.08 82.65 09:40:32 0 16.02 0.01 1.94 1.29 0.07 80.67 09:40:32 1 14.00 0.01 1.99 0.74 0.09 83.17 09:40:32 2 15.47 0.02 2.22 0.56 0.09 81.64 09:40:32 3 13.53 0.04 2.18 0.82 0.09 83.34 09:40:32 4 14.23 0.01 1.91 0.56 0.08 83.20 09:40:32 5 14.85 0.02 2.01 0.93 0.09 82.11 09:40:32 6 13.24 0.01 1.94 0.80 0.08 83.94 09:40:32 7 13.93 0.01 1.99 0.89 0.07 83.10 09:50:28 all 10.40 0.01 1.93 0.26 0.10 87.30 09:50:28 0 9.88 0.01 2.03 0.16 0.10 87.82 09:50:28 1 11.70 0.01 2.00 0.44 0.11 85.75 09:50:28 2 10.53 0.01 1.85 0.21 0.11 87.30 09:50:28 3 12.33 0.01 2.06 0.18 0.11 85.31 09:50:28 4 9.31 0.01 1.86 0.22 0.10 88.50 09:50:28 5 9.10 0.00 1.80 0.16 0.11 88.83 09:50:28 6 11.18 0.01 1.89 0.21 0.10 86.61 09:50:28 7 9.20 0.01 1.93 0.49 0.10 88.26 10:00:32 all 7.60 0.00 1.81 0.13 0.11 90.35 10:00:32 0 7.33 0.00 1.97 0.18 0.11 90.41 10:00:32 1 8.04 0.00 1.85 0.44 0.11 89.55 10:00:32 2 7.38 0.00 1.83 0.07 0.12 90.61 10:00:32 3 7.83 0.00 1.77 0.06 0.10 90.24 10:00:32 4 7.43 0.00 1.78 0.04 0.11 90.65 10:00:32 5 7.39 0.00 1.68 0.10 0.10 90.74 10:00:32 6 7.82 0.00 1.87 0.05 0.11 90.15 10:00:32 7 7.59 0.00 1.76 0.06 0.12 90.47 Average: all 12.19 0.01 2.39 0.63 0.09 84.68 Average: 0 13.89 0.00 2.39 0.70 0.09 82.92 Average: 1 12.45 0.00 2.46 0.73 0.10 84.26 Average: 2 12.54 0.01 2.42 0.59 0.10 84.35 Average: 3 11.51 0.01 2.38 0.48 0.10 85.51 Average: 4 11.00 0.00 2.41 0.50 0.09 86.00 Average: 5 12.10 0.00 2.32 0.68 0.09 84.80 Average: 6 11.50 0.01 2.29 0.82 0.09 85.29 Average: 7 12.54 0.01 2.48 0.57 0.09 84.31