---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1392 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 17% / 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 855 11287 4 19948 30769 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:57:53:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.123/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84036sec preferred_lft 84036sec inet6 fe80::f816:3eff:fe57:53e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:15:b1:89:1b:f3 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::4015:b1ff:fe89:1bf3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1392) 03/12/26 _x86_64_ (8 CPU) 10:46:19 LINUX RESTART (8 CPU) 10:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:09 474.33 0.97 463.73 9.64 53.53 60091.53 137076.31 11:10:23 197.76 0.29 189.43 8.04 13.31 20220.26 27058.79 11:20:10 11.61 0.31 10.95 0.35 9.66 453.33 4583.82 Average: 229.30 0.52 222.71 6.07 25.52 27068.38 56394.92 10:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:09 9743168 26388464 5828792 17.74 525920 15393368 4423992 13.05 4329676 17254012 2932 11:10:23 304712 21819148 10326556 31.42 608348 19948020 15955104 47.05 5497980 23291616 736 11:20:10 297988 20884420 11260836 34.27 588252 19052540 16906828 49.86 5411048 23406336 1948 Average: 3448623 23030677 9138728 27.81 574173 18131309 12428641 36.65 5079568 21317321 1872 10:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:09 lo 0.54 0.54 0.07 0.07 0.00 0.00 0.00 0.00 11:00:09 ens3 237.06 145.13 2129.05 32.58 0.00 0.00 0.00 0.00 11:00:09 docker0 19.01 33.75 1.12 633.48 0.00 0.00 0.00 0.00 11:10:23 lo 0.48 0.48 0.07 0.07 0.00 0.00 0.00 0.00 11:10:23 ens3 107.88 79.31 1332.18 21.29 0.00 0.00 0.00 0.00 11:10:23 docker0 12.34 17.17 0.68 208.41 0.00 0.00 0.00 0.00 11:10:23 br-b64a23a3eba5 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:10:23 vethd240612 0.35 0.36 0.04 0.17 0.00 0.00 0.00 0.00 11:10:23 vetha72d95c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:23 vethaa9ab08 28.56 29.02 8.43 7.67 0.00 0.00 0.00 0.00 11:10:23 vethe3c2b08 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:23 vethf03ae7a 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:10:23 veth719cae2 23.91 23.43 8.26 4.84 0.00 0.00 0.00 0.00 11:10:23 veth7e7a0cf 0.26 0.37 0.34 1.61 0.00 0.00 0.00 0.00 11:10:23 veth7d20552 1.37 1.12 0.19 1.18 0.00 0.00 0.00 0.00 11:20:10 lo 7.55 7.55 36.46 36.46 0.00 0.00 0.00 0.00 11:20:10 ens3 13.78 9.39 4.80 4.67 0.00 0.00 0.00 0.00 11:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:10 br-b64a23a3eba5 4.21 4.08 35.66 0.90 0.00 0.00 0.00 0.00 11:20:10 vethd240612 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:20:10 vetha72d95c 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 11:20:10 vethaa9ab08 298.60 322.40 241.94 152.84 0.00 0.00 0.00 0.02 11:20:10 vethe3c2b08 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:20:10 vethf03ae7a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:10 veth719cae2 129.56 119.07 111.43 76.70 0.00 0.00 0.00 0.01 11:20:10 veth7d20552 201.37 187.52 91.79 169.34 0.00 0.00 0.00 0.01 Average: lo 2.80 2.80 11.92 11.92 0.00 0.00 0.00 0.00 Average: ens3 120.28 78.48 1165.53 19.64 0.00 0.00 0.00 0.00 Average: docker0 10.54 17.10 0.60 282.17 0.00 0.00 0.00 0.00 Average: br-b64a23a3eba5 1.47 1.41 11.61 0.30 0.00 0.00 0.00 0.00 Average: vethd240612 0.25 0.19 0.04 0.17 0.00 0.00 0.00 0.00 Average: vetha72d95c 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethaa9ab08 106.96 114.86 81.64 52.37 0.00 0.00 0.00 0.01 Average: vethe3c2b08 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf03ae7a 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth719cae2 50.34 46.76 39.09 26.62 0.00 0.00 0.00 0.00 Average: veth7d20552 66.02 61.43 29.95 55.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1392) 03/12/26 _x86_64_ (8 CPU) 10:46:19 LINUX RESTART (8 CPU) 10:50:09 CPU %user %nice %system %iowait %steal %idle 11:00:09 all 18.01 0.00 3.87 0.86 0.06 77.20 11:00:09 0 18.60 0.00 3.49 1.11 0.07 76.74 11:00:09 1 15.05 0.00 3.80 0.91 0.06 80.18 11:00:09 2 18.16 0.00 3.41 0.82 0.06 77.54 11:00:09 3 20.88 0.00 4.38 0.73 0.07 73.94 11:00:09 4 18.77 0.00 4.11 0.87 0.07 76.18 11:00:09 5 21.31 0.00 4.00 0.88 0.07 73.75 11:00:09 6 16.19 0.00 3.51 0.87 0.06 79.37 11:00:09 7 15.11 0.00 4.25 0.71 0.06 79.86 11:10:23 all 15.51 0.02 2.06 0.64 0.07 81.69 11:10:23 0 13.76 0.03 1.80 0.45 0.06 83.91 11:10:23 1 14.58 0.02 2.20 0.48 0.06 82.66 11:10:23 2 14.34 0.01 2.44 0.69 0.07 82.45 11:10:23 3 15.80 0.03 1.97 0.99 0.07 81.14 11:10:23 4 15.44 0.04 1.92 0.51 0.07 82.01 11:10:23 5 20.56 0.01 2.23 0.53 0.07 76.60 11:10:23 6 14.67 0.03 2.09 1.00 0.07 82.15 11:10:23 7 14.92 0.02 1.85 0.51 0.07 82.64 11:20:10 all 7.83 0.00 1.24 0.03 0.06 90.84 11:20:10 0 6.99 0.00 1.25 0.01 0.06 91.69 11:20:10 1 7.28 0.00 1.38 0.02 0.07 91.23 11:20:10 2 9.19 0.00 1.41 0.02 0.07 89.31 11:20:10 3 7.30 0.00 1.22 0.09 0.07 91.32 11:20:10 4 6.98 0.00 1.17 0.01 0.06 91.78 11:20:10 5 8.68 0.00 1.15 0.01 0.06 90.09 11:20:10 6 8.49 0.00 1.11 0.01 0.07 90.32 11:20:10 7 7.73 0.00 1.23 0.05 0.06 90.93 Average: all 13.85 0.01 2.40 0.52 0.07 83.16 Average: 0 13.18 0.01 2.18 0.53 0.06 84.04 Average: 1 12.38 0.01 2.47 0.48 0.06 84.61 Average: 2 13.95 0.00 2.43 0.52 0.07 83.04 Average: 3 14.73 0.01 2.53 0.61 0.07 82.05 Average: 4 13.80 0.01 2.40 0.47 0.06 83.25 Average: 5 16.95 0.01 2.47 0.48 0.07 80.03 Average: 6 13.17 0.01 2.24 0.64 0.07 83.88 Average: 7 12.65 0.01 2.45 0.42 0.06 84.41