---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3249 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 25G 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 980 16254 4 14856 30643 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:ca:e8:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.83/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84919sec preferred_lft 84919sec inet6 fe80::f816:3eff:feca:e8b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:90:3c:3a:d2:83 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::fc90:3cff:fe3a:d283/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3249) 10/19/26 _x86_64_ (8 CPU) 10:59:55 LINUX RESTART (8 CPU) 11:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 587.44 13.92 556.02 17.51 1777.28 76097.52 102989.41 11:20:11 139.78 0.69 130.89 8.20 17.63 25327.52 22773.29 Average: 361.68 7.25 341.62 12.81 889.87 50493.58 62535.44 11:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 12008996 27888744 4325852 13.16 537312 14601216 4649812 13.71 4001584 15314416 18016 11:20:11 695552 16325348 14819104 45.09 573940 15201624 25490244 75.17 4734208 23669916 29604 Average: 6352274 22107046 9572478 29.13 555626 14901420 15070028 44.44 4367896 19492166 23810 11:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 2.45 2.45 0.68 0.68 0.00 0.00 0.00 0.00 11:10:00 ens3 526.87 317.38 4949.80 101.19 0.00 0.00 0.00 0.00 11:10:00 docker0 28.93 51.11 2.09 729.91 0.00 0.00 0.00 0.00 11:20:11 lo 52.55 52.55 235.14 235.14 0.00 0.00 0.00 0.00 11:20:11 ens3 92.27 54.60 1474.49 10.13 0.00 0.00 0.00 0.00 11:20:11 docker0 9.79 12.26 0.53 138.62 0.00 0.00 0.00 0.00 11:20:11 br-3df4e90f3e8c 43.62 48.59 63.04 192.70 0.00 0.00 0.00 0.00 11:20:11 vetha2188e7 58.04 63.48 63.25 440.52 0.00 0.00 0.00 0.04 11:20:11 vethe64a0c0 15.92 16.56 64.06 44.58 0.00 0.00 0.00 0.01 11:20:11 vethc5b6fa6 0.13 0.21 0.01 0.03 0.00 0.00 0.00 0.00 11:20:11 veth247c072 141.25 146.37 92.72 76.15 0.00 0.00 0.00 0.01 11:20:11 vethcc50f56 26.86 26.12 250.79 64.25 0.00 0.00 0.00 0.02 11:20:11 vethd2d14e5 103.68 97.01 105.30 58.27 0.00 0.00 0.00 0.01 11:20:11 veth8c21206 47.02 47.49 28.55 36.24 0.00 0.00 0.00 0.00 Average: lo 27.72 27.72 118.92 118.92 0.00 0.00 0.00 0.00 Average: ens3 307.69 184.86 3197.16 55.27 0.00 0.00 0.00 0.00 Average: docker0 19.28 31.52 1.31 431.72 0.00 0.00 0.00 0.00 Average: br-3df4e90f3e8c 22.00 24.51 31.79 97.18 0.00 0.00 0.00 0.00 Average: vetha2188e7 29.27 32.01 31.90 222.16 0.00 0.00 0.00 0.02 Average: vethe64a0c0 8.03 8.35 32.31 22.48 0.00 0.00 0.00 0.00 Average: vethc5b6fa6 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth247c072 71.24 73.82 46.76 38.40 0.00 0.00 0.00 0.00 Average: vethcc50f56 13.55 13.17 126.48 32.40 0.00 0.00 0.00 0.01 Average: vethd2d14e5 52.29 48.92 53.10 29.39 0.00 0.00 0.00 0.00 Average: veth8c21206 23.71 23.95 14.40 18.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3249) 10/19/26 _x86_64_ (8 CPU) 10:59:55 LINUX RESTART (8 CPU) 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 39.64 0.00 5.03 1.21 0.02 54.09 11:10:00 0 40.76 0.00 4.35 0.98 0.02 53.88 11:10:00 1 38.60 0.00 4.84 0.73 0.02 55.81 11:10:00 2 39.04 0.00 5.05 1.32 0.03 54.57 11:10:00 3 41.94 0.00 5.11 0.84 0.03 52.08 11:10:00 4 36.63 0.00 4.94 1.69 0.02 56.72 11:10:00 5 39.74 0.00 5.52 1.47 0.02 53.24 11:10:00 6 43.98 0.00 5.58 1.08 0.02 49.34 11:10:00 7 36.47 0.00 4.87 1.54 0.02 57.09 11:20:11 all 24.73 0.03 5.07 0.60 0.02 69.55 11:20:11 0 24.46 0.04 5.86 0.41 0.01 69.21 11:20:11 1 24.71 0.02 5.52 0.65 0.02 69.08 11:20:11 2 24.34 0.01 5.32 1.01 0.02 69.30 11:20:11 3 25.44 0.04 4.97 0.55 0.02 68.97 11:20:11 4 25.26 0.03 4.83 0.53 0.02 69.33 11:20:11 5 24.01 0.04 4.85 0.76 0.02 70.32 11:20:11 6 25.06 0.03 4.59 0.46 0.01 69.85 11:20:11 7 24.60 0.03 4.59 0.42 0.02 70.34 Average: all 32.13 0.02 5.05 0.90 0.02 61.88 Average: 0 32.52 0.02 5.11 0.69 0.02 61.64 Average: 1 31.59 0.01 5.18 0.69 0.02 62.51 Average: 2 31.63 0.01 5.19 1.16 0.02 62.00 Average: 3 33.63 0.02 5.04 0.70 0.02 60.59 Average: 4 30.89 0.02 4.89 1.11 0.02 63.08 Average: 5 31.81 0.02 5.19 1.11 0.02 61.85 Average: 6 34.46 0.02 5.08 0.77 0.02 59.66 Average: 7 30.50 0.01 4.73 0.98 0.02 63.75