---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1564 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 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 879 15468 4 15744 30744 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:a4:05:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.181/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83636sec preferred_lft 83636sec inet6 fe80::f816:3eff:fea4:534/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:ca:b5:a6:6e:72 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::98ca:b5ff:fea6:6e72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1564) 10/14/26 _x86_64_ (8 CPU) 08:04:33 LINUX RESTART (8 CPU) 08:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:04 294.53 0.74 279.88 13.90 32.59 52183.50 91884.83 08:30:01 27.55 0.85 24.94 1.76 21.69 3669.07 9131.01 08:40:04 11.83 0.08 11.08 0.67 1.75 1909.60 589.48 08:50:04 24.09 1.65 18.86 3.58 91.87 1963.40 21508.68 Average: 89.48 0.83 83.67 4.98 36.95 14929.22 30767.44 08:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:04 273256 20110552 12040728 36.64 587128 18356072 19938960 58.80 4932244 23985068 420 08:30:01 373844 17352804 14543832 44.26 570652 15800940 23896528 70.47 4752272 24029096 50612 08:40:04 366508 17011528 14909160 45.37 570320 15448448 24193880 71.35 4683860 24102504 6496 08:50:04 15903188 31509000 683652 2.08 573444 14183308 1674304 4.94 4535748 10768304 30996 Average: 4229199 21495971 10544343 32.09 575386 15947192 17425918 51.39 4726031 20721243 22131 08:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:04 lo 2.15 2.15 0.64 0.64 0.00 0.00 0.00 0.00 08:20:04 ens3 344.46 197.42 3265.06 69.57 0.00 0.00 0.00 0.00 08:20:04 docker0 30.19 54.56 2.15 762.01 0.00 0.00 0.00 0.00 08:20:04 br-315c156b36f9 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:20:04 veth46d4800 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:20:04 vethe2a7f78 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:20:04 vethfb0e4fa 0.30 0.33 0.03 0.12 0.00 0.00 0.00 0.00 08:20:04 veth933dafe 7.44 7.50 4.85 1.44 0.00 0.00 0.00 0.00 08:20:04 vethc53bf23 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:20:04 veth1214bca 2.13 1.86 0.38 1.07 0.00 0.00 0.00 0.00 08:20:04 vethc4c3425 0.06 0.11 0.02 0.03 0.00 0.00 0.00 0.00 08:20:04 veth2c86dcb 0.93 0.79 0.13 0.92 0.00 0.00 0.00 0.00 08:30:01 lo 13.39 13.39 38.69 38.69 0.00 0.00 0.00 0.00 08:30:01 ens3 9.30 7.54 10.58 4.09 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 br-315c156b36f9 12.05 13.72 6.75 40.26 0.00 0.00 0.00 0.00 08:30:01 veth46d4800 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:30:01 vethe2a7f78 12.64 12.90 146.79 39.28 0.00 0.00 0.00 0.01 08:30:01 vethfb0e4fa 7.16 6.74 38.96 13.90 0.00 0.00 0.00 0.00 08:30:01 veth933dafe 99.40 104.49 59.64 53.70 0.00 0.00 0.00 0.00 08:30:01 vethc53bf23 19.26 20.97 6.27 185.94 0.00 0.00 0.00 0.02 08:30:01 veth1214bca 82.63 77.96 68.49 39.93 0.00 0.00 0.00 0.01 08:30:01 veth2c86dcb 27.61 26.66 13.85 22.37 0.00 0.00 0.00 0.00 08:40:04 lo 34.59 34.59 167.95 167.95 0.00 0.00 0.00 0.00 08:40:04 ens3 1.66 1.57 0.49 1.69 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 br-315c156b36f9 22.81 24.97 32.48 136.67 0.00 0.00 0.00 0.00 08:40:04 veth46d4800 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 vethe2a7f78 10.31 9.35 47.11 11.79 0.00 0.00 0.00 0.00 08:40:04 vethfb0e4fa 7.85 8.64 12.18 22.08 0.00 0.00 0.00 0.00 08:40:04 veth933dafe 56.12 61.26 46.64 25.36 0.00 0.00 0.00 0.00 08:40:04 vethc53bf23 27.90 30.06 32.99 182.13 0.00 0.00 0.00 0.01 08:40:04 veth1214bca 37.32 34.07 31.26 20.92 0.00 0.00 0.00 0.00 08:40:04 veth2c86dcb 29.40 27.69 16.42 28.20 0.00 0.00 0.00 0.00 08:50:04 lo 23.80 23.80 100.36 100.36 0.00 0.00 0.00 0.00 08:50:04 ens3 7.38 6.44 12.53 2.75 0.00 0.00 0.00 0.00 08:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.51 18.51 77.08 77.08 0.00 0.00 0.00 0.00 Average: ens3 90.69 53.24 822.16 19.52 0.00 0.00 0.00 0.00 Average: docker0 7.55 13.64 0.54 190.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1564) 10/14/26 _x86_64_ (8 CPU) 08:04:33 LINUX RESTART (8 CPU) 08:10:04 CPU %user %nice %system %iowait %steal %idle 08:20:04 all 26.64 0.02 3.85 1.08 0.01 68.40 08:20:04 0 24.00 0.03 4.11 1.09 0.01 70.77 08:20:04 1 31.08 0.02 3.85 0.78 0.02 64.25 08:20:04 2 26.98 0.01 3.80 1.22 0.01 67.98 08:20:04 3 26.44 0.03 3.75 0.86 0.02 68.90 08:20:04 4 25.40 0.03 4.13 1.29 0.01 69.15 08:20:04 5 26.78 0.02 3.93 1.44 0.02 67.83 08:20:04 6 25.39 0.02 3.56 1.05 0.02 69.96 08:20:04 7 27.03 0.03 3.67 0.94 0.01 68.33 08:30:01 all 8.72 0.01 1.82 0.17 0.01 89.26 08:30:01 0 8.62 0.00 2.61 0.37 0.01 88.38 08:30:01 1 8.36 0.01 1.99 0.12 0.01 89.51 08:30:01 2 8.50 0.01 1.78 0.16 0.01 89.53 08:30:01 3 8.05 0.01 1.60 0.14 0.01 90.20 08:30:01 4 8.23 0.00 1.85 0.10 0.01 89.81 08:30:01 5 10.00 0.00 1.55 0.17 0.01 88.27 08:30:01 6 9.45 0.02 1.54 0.17 0.01 88.80 08:30:01 7 8.57 0.01 1.63 0.17 0.01 89.61 08:40:04 all 8.28 0.00 2.41 0.04 0.02 89.25 08:40:04 0 8.09 0.00 3.37 0.02 0.02 88.50 08:40:04 1 8.17 0.00 2.54 0.03 0.02 89.24 08:40:04 2 8.54 0.00 2.32 0.02 0.02 89.11 08:40:04 3 7.78 0.00 2.15 0.07 0.02 89.98 08:40:04 4 8.74 0.00 2.20 0.03 0.02 89.01 08:40:04 5 8.44 0.00 2.29 0.07 0.02 89.18 08:40:04 6 8.10 0.00 2.11 0.06 0.02 89.70 08:40:04 7 8.38 0.01 2.27 0.05 0.02 89.28 08:50:04 all 6.72 0.01 2.02 0.13 0.02 91.10 08:50:04 0 5.95 0.00 2.72 0.13 0.02 91.18 08:50:04 1 7.72 0.01 2.29 0.14 0.03 89.82 08:50:04 2 6.67 0.01 2.07 0.29 0.03 90.93 08:50:04 3 7.49 0.00 1.89 0.15 0.02 90.44 08:50:04 4 7.01 0.00 1.87 0.08 0.02 91.01 08:50:04 5 6.08 0.01 1.66 0.06 0.03 92.16 08:50:04 6 6.31 0.00 1.82 0.17 0.02 91.67 08:50:04 7 6.51 0.00 1.79 0.05 0.03 91.63 Average: all 12.59 0.01 2.52 0.36 0.02 84.50 Average: 0 11.65 0.01 3.20 0.40 0.02 84.72 Average: 1 13.83 0.01 2.67 0.27 0.02 83.21 Average: 2 12.67 0.01 2.49 0.43 0.02 84.39 Average: 3 12.45 0.01 2.35 0.30 0.02 84.87 Average: 4 12.35 0.01 2.51 0.37 0.02 84.74 Average: 5 12.83 0.01 2.36 0.43 0.02 84.35 Average: 6 12.32 0.01 2.26 0.37 0.02 85.02 Average: 7 12.63 0.01 2.34 0.30 0.02 84.70