---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6615 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 24G 132G 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 868 16945 4 14278 30755 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:d5:4a:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.66/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84924sec preferred_lft 84924sec inet6 fe80::f816:3eff:fed5:4a6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:24:5d:1f:ba:bd 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::6424:5dff:fe1f:babd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6615) 10/30/26 _x86_64_ (8 CPU) 15:08:02 LINUX RESTART (8 CPU) 15:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:05 615.32 1.98 573.87 39.47 135.88 66498.89 639415.35 15:30:05 53.03 0.82 45.79 6.42 23.16 8050.43 36629.67 Average: 334.17 1.40 309.83 22.94 79.52 37274.42 338020.00 15:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:05 2970260 21508228 10651324 32.41 570884 17144956 16996892 50.12 4422176 21843692 4416 15:30:05 5289168 20114068 12028860 36.60 557356 13494012 17995408 53.07 4427964 19545036 19868 Average: 4129714 20811148 11340092 34.51 564120 15319484 17496150 51.59 4425070 20694364 12142 15:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:05 lo 0.85 0.85 0.07 0.07 0.00 0.00 0.00 0.00 15:20:05 ens3 493.06 296.66 5039.77 80.99 0.00 0.00 0.00 0.00 15:20:05 docker0 39.02 67.99 2.28 872.92 0.00 0.00 0.00 0.00 15:20:05 br-6559472dafec 0.28 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:20:05 vethc931cc7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:05 vethea18d9d 0.07 0.15 0.01 0.03 0.00 0.00 0.00 0.00 15:20:05 veth558df77 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:20:05 veth2e15a7d 12.06 11.83 4.94 2.46 0.00 0.00 0.00 0.00 15:20:05 vetha6e3995 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:05 veth20d512a 5.62 5.42 1.05 1.59 0.00 0.00 0.00 0.00 15:20:05 vethdbbee2d 0.13 0.20 0.26 0.05 0.00 0.00 0.00 0.00 15:20:05 veth51b3826 0.33 0.36 0.04 0.53 0.00 0.00 0.00 0.00 15:30:05 lo 75.60 75.60 351.59 351.59 0.00 0.00 0.00 0.00 15:30:05 ens3 9.59 8.38 25.72 1.74 0.00 0.00 0.00 0.00 15:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:05 br-6559472dafec 61.46 67.43 95.74 283.85 0.00 0.00 0.00 0.00 15:30:05 vethc931cc7 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 15:30:05 vethea18d9d 22.39 24.33 75.22 73.85 0.00 0.00 0.00 0.01 15:30:05 veth558df77 80.89 87.23 96.25 582.85 0.00 0.00 0.00 0.05 15:30:05 veth2e15a7d 145.70 152.16 105.90 82.15 0.00 0.00 0.00 0.01 15:30:05 vetha6e3995 36.84 35.21 303.19 75.30 0.00 0.00 0.00 0.02 15:30:05 veth20d512a 109.55 101.64 137.21 67.14 0.00 0.00 0.00 0.01 15:30:05 veth51b3826 55.31 55.45 33.17 44.54 0.00 0.00 0.00 0.00 Average: lo 38.23 38.23 175.83 175.83 0.00 0.00 0.00 0.00 Average: ens3 251.33 152.52 2532.72 41.37 0.00 0.00 0.00 0.00 Average: docker0 19.51 33.99 1.14 436.46 0.00 0.00 0.00 0.00 Average: br-6559472dafec 30.87 33.84 47.88 141.93 0.00 0.00 0.00 0.00 Average: vethc931cc7 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethea18d9d 11.23 12.24 37.61 36.94 0.00 0.00 0.00 0.00 Average: veth558df77 40.46 43.67 48.12 291.43 0.00 0.00 0.00 0.02 Average: veth2e15a7d 78.88 82.00 55.42 42.30 0.00 0.00 0.00 0.00 Average: vetha6e3995 18.44 17.66 151.60 37.66 0.00 0.00 0.00 0.01 Average: veth20d512a 57.59 53.53 69.13 34.36 0.00 0.00 0.00 0.01 Average: veth51b3826 27.82 27.91 16.61 22.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6615) 10/30/26 _x86_64_ (8 CPU) 15:08:02 LINUX RESTART (8 CPU) 15:10:05 CPU %user %nice %system %iowait %steal %idle 15:20:05 all 30.02 0.03 6.02 1.45 0.02 62.47 15:20:05 0 30.11 0.02 6.69 1.38 0.02 61.78 15:20:05 1 32.12 0.03 5.93 1.12 0.02 60.78 15:20:05 2 26.56 0.03 5.97 1.60 0.02 65.82 15:20:05 3 33.48 0.01 6.11 1.43 0.02 58.95 15:20:05 4 27.73 0.03 5.29 1.42 0.02 65.51 15:20:05 5 32.87 0.05 6.12 1.37 0.02 59.57 15:20:05 6 28.23 0.02 5.95 1.11 0.02 64.67 15:20:05 7 29.06 0.03 6.11 2.13 0.03 62.64 15:30:05 all 24.93 0.01 5.28 0.19 0.02 69.57 15:30:05 0 24.36 0.00 6.30 0.18 0.02 69.13 15:30:05 1 24.58 0.00 5.62 0.11 0.02 69.67 15:30:05 2 25.52 0.00 5.41 0.13 0.03 68.90 15:30:05 3 24.73 0.01 5.34 0.22 0.02 69.69 15:30:05 4 24.25 0.01 4.90 0.21 0.02 70.61 15:30:05 5 25.38 0.00 4.73 0.20 0.03 69.66 15:30:05 6 25.15 0.01 4.96 0.18 0.03 69.68 15:30:05 7 25.45 0.03 4.96 0.29 0.03 69.25 Average: all 27.47 0.02 5.65 0.82 0.02 66.02 Average: 0 27.22 0.01 6.50 0.78 0.02 65.47 Average: 1 28.34 0.02 5.77 0.61 0.02 65.24 Average: 2 26.04 0.02 5.69 0.87 0.02 67.36 Average: 3 29.10 0.01 5.72 0.82 0.02 64.32 Average: 4 25.99 0.02 5.09 0.82 0.02 68.06 Average: 5 29.13 0.03 5.43 0.79 0.02 64.61 Average: 6 26.69 0.01 5.46 0.65 0.02 67.17 Average: 7 27.26 0.03 5.54 1.21 0.03 65.94