---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1249 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 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 921 13917 4 17253 30703 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:5a:22:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.243/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83638sec preferred_lft 83638sec inet6 fe80::f816:3eff:fe5a:224b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a2:03:22:ef:e8 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::e8a2:3ff:fe22:efe8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1249) 05/19/26 _x86_64_ (8 CPU) 07:38:44 LINUX RESTART (8 CPU) 07:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:06 664.12 4.61 641.36 18.16 303.21 66788.14 81663.39 08:00:01 91.99 0.41 63.88 27.70 16.99 8420.36 460203.21 08:10:10 24.89 0.30 22.39 2.20 6.67 4268.66 12597.17 08:20:34 12.55 0.08 11.88 0.59 1.72 2507.17 912.14 Average: 192.98 1.31 179.73 11.94 79.71 19970.32 136745.35 07:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:06 8772172 27569984 4634012 14.10 581956 17334356 4799484 14.15 4575944 17806128 1397692 08:00:01 911004 20477384 11628100 35.38 597564 18122724 17882916 52.73 4883448 23352656 13160 08:10:10 412952 19188752 12823016 39.02 581268 17442224 19566316 57.70 4891172 23848620 15076 08:20:34 1347488 19748064 12308276 37.45 581520 17031272 18505364 54.57 4829644 22975820 11140 Average: 2860904 21746046 10348351 31.49 585577 17482644 15188520 44.79 4795052 21995806 359267 07:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:06 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 07:50:06 ens3 527.93 328.07 4320.23 99.98 0.00 0.00 0.00 0.00 07:50:06 docker0 21.32 41.21 1.33 887.26 0.00 0.00 0.00 0.00 07:50:06 br-8b62e3072d87 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 2.50 2.50 5.06 5.06 0.00 0.00 0.00 0.00 08:00:01 ens3 7.36 4.88 5.71 2.01 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-8b62e3072d87 2.24 2.60 0.91 7.84 0.00 0.00 0.00 0.00 08:00:01 veth283b5ee 1.50 1.29 8.00 1.71 0.00 0.00 0.00 0.00 08:00:01 vethe4050c1 2.82 3.28 0.60 27.73 0.00 0.00 0.00 0.00 08:00:01 veth060e64f 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:00:01 veth99a4561 76.84 81.21 37.84 38.49 0.00 0.00 0.00 0.00 08:00:01 veth916963c 1.72 1.96 20.05 8.01 0.00 0.00 0.00 0.00 08:00:01 vethb97f055 76.82 72.15 52.75 34.56 0.00 0.00 0.00 0.00 08:00:01 veth70e16e6 2.69 2.08 0.35 1.89 0.00 0.00 0.00 0.00 08:10:10 lo 30.33 30.33 117.71 117.71 0.00 0.00 0.00 0.00 08:10:10 ens3 9.16 7.82 27.26 1.71 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 br-8b62e3072d87 22.45 25.96 21.38 124.24 0.00 0.00 0.00 0.00 08:10:10 veth283b5ee 14.26 11.81 124.36 52.12 0.00 0.00 0.00 0.01 08:10:10 vethe4050c1 33.91 37.41 21.72 341.13 0.00 0.00 0.00 0.03 08:10:10 veth060e64f 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:10:10 veth99a4561 70.07 76.79 50.56 27.82 0.00 0.00 0.00 0.00 08:10:10 veth916963c 19.43 22.22 218.86 124.61 0.00 0.00 0.00 0.02 08:10:10 vethb97f055 34.13 31.10 60.04 15.12 0.00 0.00 0.00 0.00 08:10:10 veth70e16e6 49.33 45.35 20.53 37.82 0.00 0.00 0.00 0.00 08:20:34 lo 34.14 34.14 161.10 161.10 0.00 0.00 0.00 0.00 08:20:34 ens3 0.89 0.76 0.23 1.16 0.00 0.00 0.00 0.00 08:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:34 br-8b62e3072d87 20.19 22.28 35.03 126.83 0.00 0.00 0.00 0.00 08:20:34 veth283b5ee 11.91 9.85 72.98 72.20 0.00 0.00 0.00 0.01 08:20:34 vethe4050c1 26.03 28.05 35.39 197.78 0.00 0.00 0.00 0.02 08:20:34 veth060e64f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:34 veth99a4561 65.58 72.19 53.62 22.71 0.00 0.00 0.00 0.00 08:20:34 veth916963c 10.69 13.11 72.53 72.53 0.00 0.00 0.00 0.01 08:20:34 vethb97f055 47.75 44.21 81.71 24.77 0.00 0.00 0.00 0.01 08:20:34 veth70e16e6 31.73 28.38 13.53 31.29 0.00 0.00 0.00 0.00 Average: lo 17.31 17.31 72.67 72.67 0.00 0.00 0.00 0.00 Average: ens3 132.14 82.79 1054.08 25.43 0.00 0.00 0.00 0.00 Average: docker0 5.16 9.97 0.32 214.77 0.00 0.00 0.00 0.00 Average: br-8b62e3072d87 11.44 12.96 14.69 66.11 0.00 0.00 0.00 0.00 Average: veth283b5ee 7.05 5.85 52.24 32.26 0.00 0.00 0.00 0.00 Average: vethe4050c1 15.99 17.51 14.79 144.11 0.00 0.00 0.00 0.01 Average: veth060e64f 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth99a4561 53.62 58.10 35.97 22.40 0.00 0.00 0.00 0.00 Average: veth916963c 8.09 9.48 78.94 52.19 0.00 0.00 0.00 0.01 Average: vethb97f055 39.93 37.10 49.32 18.76 0.00 0.00 0.00 0.00 Average: veth70e16e6 21.32 19.30 8.77 18.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1249) 05/19/26 _x86_64_ (8 CPU) 07:38:44 LINUX RESTART (8 CPU) 07:40:22 CPU %user %nice %system %iowait %steal %idle 07:50:06 all 35.53 0.00 5.68 2.01 0.12 56.65 07:50:06 0 38.48 0.00 5.80 1.54 0.12 54.06 07:50:06 1 34.73 0.00 6.07 2.28 0.12 56.80 07:50:06 2 37.34 0.00 5.76 2.11 0.13 54.67 07:50:06 3 38.57 0.00 5.87 1.36 0.13 54.08 07:50:06 4 35.69 0.00 5.70 2.30 0.12 56.18 07:50:06 5 32.64 0.00 5.43 2.43 0.12 59.37 07:50:06 6 32.79 0.00 5.34 2.04 0.11 59.71 07:50:06 7 34.01 0.00 5.49 2.01 0.12 58.37 08:00:01 all 11.38 0.03 1.80 0.40 0.08 86.30 08:00:01 0 10.66 0.03 1.92 0.48 0.08 86.83 08:00:01 1 10.84 0.05 1.67 0.38 0.07 86.99 08:00:01 2 11.85 0.05 1.82 0.52 0.07 85.69 08:00:01 3 12.30 0.02 1.97 0.21 0.07 85.43 08:00:01 4 11.85 0.01 1.85 0.36 0.08 85.86 08:00:01 5 10.65 0.03 2.14 0.56 0.08 86.55 08:00:01 6 11.37 0.02 1.59 0.40 0.07 86.55 08:00:01 7 11.57 0.02 1.48 0.30 0.15 86.47 08:10:10 all 10.99 0.01 2.26 0.14 0.10 86.50 08:10:10 0 9.51 0.00 2.24 0.39 0.09 87.77 08:10:10 1 12.16 0.02 2.45 0.09 0.10 85.18 08:10:10 2 11.15 0.00 2.27 0.06 0.09 86.42 08:10:10 3 11.24 0.00 2.22 0.04 0.10 86.40 08:10:10 4 12.38 0.01 2.40 0.08 0.10 85.02 08:10:10 5 10.18 0.00 2.25 0.27 0.09 87.21 08:10:10 6 10.29 0.00 2.08 0.12 0.12 87.38 08:10:10 7 11.02 0.01 2.19 0.04 0.09 86.65 08:20:34 all 8.34 0.00 2.10 0.09 0.09 89.39 08:20:34 0 8.31 0.00 2.25 0.32 0.09 89.03 08:20:34 1 8.67 0.00 2.02 0.06 0.09 89.16 08:20:34 2 9.46 0.00 2.38 0.09 0.09 87.99 08:20:34 3 8.55 0.00 2.13 0.03 0.09 89.20 08:20:34 4 7.41 0.00 1.89 0.10 0.08 90.52 08:20:34 5 8.57 0.00 2.04 0.08 0.09 89.22 08:20:34 6 7.58 0.00 1.99 0.04 0.09 90.30 08:20:34 7 8.14 0.00 2.06 0.02 0.08 89.69 Average: all 16.33 0.01 2.93 0.64 0.10 79.99 Average: 0 16.49 0.01 3.02 0.67 0.10 79.72 Average: 1 16.38 0.02 3.02 0.68 0.09 79.81 Average: 2 17.21 0.01 3.03 0.68 0.10 78.98 Average: 3 17.41 0.01 3.02 0.40 0.10 79.07 Average: 4 16.60 0.01 2.93 0.69 0.10 79.68 Average: 5 15.30 0.01 2.94 0.82 0.10 80.84 Average: 6 15.29 0.01 2.73 0.63 0.10 81.25 Average: 7 15.96 0.01 2.78 0.58 0.11 80.57