---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3359 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: 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 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 1006 11477 4 19608 30617 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:4f:ee:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.193/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83699sec preferred_lft 83699sec inet6 fe80::f816:3eff:fe4f:ee20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:12:2e:fa:f3:d0 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::b012:2eff:fefa:f3d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3359) 10/19/26 _x86_64_ (8 CPU) 12:11:53 LINUX RESTART (8 CPU) 12:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:14 1.49 0.19 1.27 0.02 1.56 16.08 8.64 12:40:14 49.70 4.59 44.48 0.63 321.60 3802.91 781.09 12:50:18 617.45 1.69 573.16 42.61 88.65 70739.13 602392.67 Average: 223.73 2.15 207.09 14.48 137.07 24951.79 201936.41 12:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:14 29985588 31752180 632232 1.92 64488 2040704 1556344 4.59 210476 2371864 200 12:40:14 27483452 30693920 1619568 4.93 144284 3334144 2379568 7.02 410276 4538608 336376 12:50:18 4849228 24458732 7697636 23.42 579436 18156176 11793400 34.78 4721928 19640600 364 Average: 20772756 28968277 3316479 10.09 262736 7843675 5243104 15.46 1780893 8850357 112313 12:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:14 ens3 0.86 0.38 0.31 0.48 0.00 0.00 0.00 0.00 12:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 12:40:14 ens3 78.30 52.29 919.49 12.31 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:18 lo 2.35 2.35 0.66 0.66 0.00 0.00 0.00 0.00 12:50:18 ens3 611.55 336.96 5447.24 113.30 0.00 0.00 0.00 0.00 12:50:18 docker0 39.53 66.67 2.65 865.59 0.00 0.00 0.00 0.00 12:50:18 br-438d10ededd6 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:50:18 veth9e8e3f9 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:18 vethe6f3716 0.25 0.33 0.02 0.02 0.00 0.00 0.00 0.00 12:50:18 veth5e25423 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 12:50:18 vethc4321e6 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:18 veth2d93fe6 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:50:18 veth8db08c9 0.23 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 231.05 130.31 2129.35 42.19 0.00 0.00 0.00 0.00 Average: docker0 13.23 22.32 0.89 289.79 0.00 0.00 0.00 0.00 Average: br-438d10ededd6 0.07 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9e8e3f9 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe6f3716 0.08 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth5e25423 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc4321e6 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2d93fe6 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8db08c9 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3359) 10/19/26 _x86_64_ (8 CPU) 12:11:53 LINUX RESTART (8 CPU) 12:20:13 CPU %user %nice %system %iowait %steal %idle 12:30:14 all 0.11 0.00 0.01 0.01 0.00 99.87 12:30:14 0 0.01 0.00 0.01 0.00 0.00 99.97 12:30:14 1 0.01 0.00 0.01 0.00 0.00 99.98 12:30:14 2 0.14 0.00 0.01 0.00 0.00 99.84 12:30:14 3 0.01 0.00 0.03 0.03 0.00 99.92 12:30:14 4 0.23 0.00 0.01 0.00 0.00 99.76 12:30:14 5 0.03 0.00 0.01 0.00 0.00 99.97 12:30:14 6 0.41 0.00 0.01 0.01 0.00 99.57 12:30:14 7 0.01 0.00 0.01 0.00 0.00 99.98 12:40:14 all 2.29 0.00 0.27 0.17 0.00 97.26 12:40:14 0 3.40 0.00 0.38 0.12 0.00 96.10 12:40:14 1 3.94 0.00 0.48 0.18 0.01 95.40 12:40:14 2 2.53 0.00 0.22 0.05 0.00 97.20 12:40:14 3 1.65 0.00 0.21 0.43 0.00 97.70 12:40:14 4 2.41 0.00 0.22 0.06 0.00 97.30 12:40:14 5 1.62 0.00 0.26 0.10 0.00 98.03 12:40:14 6 1.77 0.00 0.15 0.04 0.00 98.04 12:40:14 7 1.02 0.00 0.28 0.39 0.00 98.31 12:50:18 all 41.37 0.00 6.21 1.36 0.02 51.03 12:50:18 0 42.47 0.00 6.41 1.14 0.02 49.95 12:50:18 1 41.52 0.00 5.63 1.24 0.03 51.59 12:50:18 2 43.63 0.00 6.75 1.28 0.03 48.31 12:50:18 3 44.17 0.00 6.26 1.72 0.03 47.83 12:50:18 4 40.79 0.00 6.76 1.83 0.03 50.59 12:50:18 5 42.66 0.01 6.20 1.35 0.03 49.76 12:50:18 6 39.84 0.00 5.93 1.20 0.02 53.02 12:50:18 7 35.86 0.00 5.76 1.15 0.02 57.21 Average: all 14.58 0.00 2.16 0.51 0.01 82.73 Average: 0 15.31 0.00 2.27 0.42 0.01 81.99 Average: 1 15.16 0.00 2.04 0.47 0.01 82.32 Average: 2 15.42 0.00 2.32 0.44 0.01 81.81 Average: 3 15.27 0.00 2.17 0.73 0.01 81.83 Average: 4 14.45 0.00 2.33 0.63 0.01 82.58 Average: 5 14.77 0.00 2.16 0.48 0.01 82.58 Average: 6 13.97 0.00 2.02 0.41 0.01 83.59 Average: 7 12.28 0.00 2.01 0.51 0.01 85.18