---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6748 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 12G 143G 8% / 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 902 24683 4 6506 30721 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:29:1a:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83922sec preferred_lft 83922sec inet6 fe80::f816:3eff:fe29:1a94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:8f:66:fe:f3:77 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-6748) 09/10/26 _x86_64_ (8 CPU) 10:56:00 LINUX RESTART (8 CPU) 11:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:08 42.50 0.24 24.53 17.74 10.71 3064.11 521126.93 11:20:01 34.26 0.01 29.72 4.52 0.32 2571.36 18287.60 11:30:07 43.66 11.94 28.05 3.66 141.43 7740.97 16804.69 Average: 40.17 4.10 27.43 8.64 51.28 4475.82 185513.38 11:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:08 25636736 29377020 2930448 8.92 167872 3790004 3592092 10.59 725840 6025072 90180 11:20:01 25223528 29311836 2992440 9.11 198804 4072292 3009220 8.87 836980 6280820 26888 11:30:07 25486968 31655360 640676 1.95 232932 6013260 1248680 3.68 1562096 5168544 828 Average: 25449077 30114739 2187855 6.66 199869 4625185 2616664 7.72 1041639 5824812 39299 11:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:08 lo 1473.63 1473.63 1403.14 1403.14 0.00 0.00 0.00 0.00 11:10:08 ens3 65.37 47.13 111.02 18.12 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 2104.36 2104.36 2005.79 2005.79 0.00 0.00 0.00 0.00 11:20:01 ens3 44.07 31.20 17.95 13.91 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 1273.18 1273.18 1210.09 1210.09 0.00 0.00 0.00 0.00 11:30:07 ens3 79.40 60.69 225.00 67.52 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1614.20 1614.20 1536.94 1536.94 0.00 0.00 0.00 0.00 Average: ens3 63.06 46.44 118.69 33.36 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-6748) 09/10/26 _x86_64_ (8 CPU) 10:56:00 LINUX RESTART (8 CPU) 11:00:08 CPU %user %nice %system %iowait %steal %idle 11:10:08 all 38.47 0.00 1.79 0.08 0.03 59.63 11:10:08 0 35.72 0.00 1.81 0.05 0.03 62.39 11:10:08 1 41.75 0.00 2.04 0.10 0.03 56.07 11:10:08 2 28.07 0.00 1.66 0.04 0.03 70.21 11:10:08 3 38.62 0.00 1.71 0.04 0.03 59.60 11:10:08 4 42.39 0.00 1.78 0.05 0.04 55.75 11:10:08 5 42.66 0.00 1.74 0.08 0.03 55.48 11:10:08 6 38.07 0.00 1.80 0.05 0.03 60.05 11:10:08 7 40.56 0.00 1.78 0.20 0.03 57.43 11:20:01 all 34.97 0.00 1.90 0.07 0.03 63.03 11:20:01 0 31.50 0.00 2.01 0.07 0.03 66.39 11:20:01 1 35.02 0.00 2.20 0.06 0.03 62.69 11:20:01 2 39.62 0.00 1.89 0.08 0.03 58.38 11:20:01 3 35.59 0.00 2.01 0.04 0.03 62.34 11:20:01 4 34.78 0.00 1.65 0.06 0.02 63.49 11:20:01 5 35.20 0.00 1.66 0.14 0.02 62.98 11:20:01 6 35.02 0.00 2.08 0.06 0.03 62.81 11:20:01 7 33.06 0.00 1.68 0.04 0.03 65.20 11:30:07 all 31.56 0.04 1.70 0.15 0.03 66.53 11:30:07 0 27.26 0.00 1.82 0.04 0.02 70.84 11:30:07 1 30.03 0.00 1.84 0.08 0.02 68.03 11:30:07 2 33.68 0.03 1.80 0.04 0.03 64.42 11:30:07 3 34.25 0.00 1.72 0.03 0.02 63.98 11:30:07 4 32.29 0.00 1.40 0.26 0.03 66.02 11:30:07 5 29.39 0.05 1.59 0.31 0.03 68.62 11:30:07 6 33.76 0.00 1.69 0.09 0.03 64.44 11:30:07 7 31.80 0.25 1.73 0.33 0.03 65.86 Average: all 34.99 0.01 1.80 0.10 0.03 63.07 Average: 0 31.48 0.00 1.88 0.05 0.03 66.55 Average: 1 35.58 0.00 2.03 0.08 0.03 62.29 Average: 2 33.76 0.01 1.78 0.05 0.03 64.36 Average: 3 36.15 0.00 1.81 0.03 0.03 61.98 Average: 4 36.48 0.00 1.61 0.12 0.03 61.76 Average: 5 35.73 0.02 1.67 0.18 0.03 62.38 Average: 6 35.61 0.00 1.85 0.07 0.03 62.44 Average: 7 35.13 0.09 1.73 0.19 0.03 62.83