---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3141 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 15G 141G 10% / 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 768 23777 4 7546 30855 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:82:9e:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.147/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84088sec preferred_lft 84088sec inet6 fe80::f816:3eff:fe82:9ee8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:46:7c:73:31:3c 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::8046:7cff:fe73:313c/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-3141) 10/19/26 _x86_64_ (8 CPU) 08:26:37 LINUX RESTART (8 CPU) 08:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 7.39 0.11 6.54 0.75 3.22 1064.14 25412.67 08:50:07 1.82 0.19 1.61 0.01 1.54 19.07 8.40 09:00:07 67.22 3.62 62.16 1.43 261.57 13052.77 3068.49 Average: 25.46 1.31 23.42 0.73 88.77 4708.58 9412.88 08:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 29783300 31773856 604892 1.84 69076 2257180 1555644 4.59 251164 2530336 8 08:50:07 29777828 31769652 609060 1.85 70188 2257292 1556352 4.59 252296 2538624 32 09:00:07 22285668 28137152 4136788 12.59 161988 5855152 5823436 17.17 813056 9198344 1772 Average: 27282265 30560220 1783580 5.43 100417 3456541 2978477 8.78 438839 4755768 604 08:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 08:40:01 ens3 23.72 9.52 405.48 0.90 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:07 ens3 0.30 0.22 0.13 0.28 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 144.25 144.25 32.06 32.06 0.00 0.00 0.00 0.00 09:00:07 ens3 188.12 108.70 2123.27 221.61 0.00 0.00 0.00 0.00 09:00:07 docker0 69.31 70.60 15.46 15.55 0.00 0.00 0.00 0.00 09:00:07 vethc354052 61.78 63.45 14.10 11.06 0.00 0.00 0.00 0.00 09:00:07 veth2c0b1fa 5.85 5.39 0.61 2.82 0.00 0.00 0.00 0.00 Average: lo 48.18 48.18 10.69 10.69 0.00 0.00 0.00 0.00 Average: ens3 70.64 39.45 841.63 74.26 0.00 0.00 0.00 0.00 Average: docker0 23.10 23.54 5.15 5.18 0.00 0.00 0.00 0.00 Average: vethc354052 20.59 21.15 4.70 3.69 0.00 0.00 0.00 0.00 Average: veth2c0b1fa 1.95 1.80 0.20 0.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3141) 10/19/26 _x86_64_ (8 CPU) 08:26:37 LINUX RESTART (8 CPU) 08:30:07 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.31 0.00 0.15 0.10 0.00 99.45 08:40:01 0 0.22 0.00 0.16 0.02 0.00 99.60 08:40:01 1 0.36 0.00 0.14 0.13 0.00 99.36 08:40:01 2 0.41 0.00 0.14 0.07 0.00 99.38 08:40:01 3 0.16 0.00 0.34 0.09 0.00 99.41 08:40:01 4 0.28 0.00 0.10 0.04 0.00 99.58 08:40:01 5 0.35 0.00 0.10 0.37 0.00 99.17 08:40:01 6 0.26 0.00 0.11 0.02 0.00 99.62 08:40:01 7 0.40 0.00 0.11 0.03 0.01 99.45 08:50:07 all 0.07 0.00 0.02 0.01 0.00 99.91 08:50:07 0 0.33 0.00 0.02 0.00 0.00 99.64 08:50:07 1 0.02 0.00 0.03 0.04 0.00 99.91 08:50:07 2 0.02 0.00 0.01 0.00 0.00 99.96 08:50:07 3 0.00 0.00 0.01 0.00 0.00 99.98 08:50:07 4 0.02 0.00 0.02 0.00 0.00 99.95 08:50:07 5 0.11 0.00 0.01 0.00 0.00 99.87 08:50:07 6 0.00 0.00 0.00 0.00 0.00 99.99 08:50:07 7 0.02 0.00 0.02 0.01 0.00 99.95 09:00:07 all 18.01 0.00 1.45 0.26 0.01 80.27 09:00:07 0 15.10 0.00 1.57 0.13 0.01 83.19 09:00:07 1 17.86 0.00 1.44 0.26 0.01 80.43 09:00:07 2 19.09 0.00 1.73 0.49 0.01 78.68 09:00:07 3 18.80 0.00 1.38 0.19 0.01 79.62 09:00:07 4 18.54 0.00 1.40 0.29 0.01 79.76 09:00:07 5 18.13 0.00 1.30 0.28 0.01 80.28 09:00:07 6 18.56 0.00 1.57 0.41 0.01 79.45 09:00:07 7 18.04 0.00 1.18 0.06 0.01 80.71 Average: all 6.12 0.00 0.54 0.12 0.00 93.22 Average: 0 5.23 0.00 0.58 0.05 0.00 94.14 Average: 1 6.07 0.00 0.54 0.14 0.00 93.25 Average: 2 6.50 0.00 0.63 0.19 0.01 92.68 Average: 3 6.31 0.00 0.57 0.10 0.00 93.02 Average: 4 6.27 0.00 0.51 0.11 0.00 93.10 Average: 5 6.20 0.00 0.47 0.22 0.00 93.11 Average: 6 6.26 0.00 0.56 0.14 0.00 93.04 Average: 7 6.14 0.00 0.43 0.03 0.01 93.39