---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42483 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 13G 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 891 24477 4 6723 30732 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:ca:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83946sec preferred_lft 83946sec inet6 fe80::f816:3eff:fe82:caa0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:ec:a0:db:ff:50 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42483) 08/29/26 _x86_64_ (8 CPU) 12:36:39 LINUX RESTART (8 CPU) 12:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:14 58.18 12.54 27.56 18.08 177.00 4310.02 535128.05 13:00:13 34.18 0.01 29.55 4.62 0.11 2534.19 15125.71 13:10:14 29.42 0.02 25.71 3.69 0.67 2729.16 13027.52 Average: 40.59 4.19 27.60 8.80 59.28 3191.49 187840.35 12:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:14 24968848 29026668 3278292 9.98 180360 4069476 3384280 9.98 803224 6597516 140064 13:00:13 25093692 29414796 2886980 8.79 210532 4270900 3599964 10.62 893792 6354284 19384 13:10:14 23546404 28431972 3865576 11.76 231752 4773604 4208816 12.41 1030168 7714320 72408 Average: 24536315 28957812 3343616 10.17 207548 4371327 3731020 11.00 909061 6888707 77285 12:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:14 lo 1480.02 1480.02 1408.99 1408.99 0.00 0.00 0.00 0.00 12:50:14 ens3 119.75 80.45 436.88 20.49 0.00 0.00 0.00 0.00 12:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:13 lo 2423.58 2423.58 2310.83 2310.83 0.00 0.00 0.00 0.00 13:00:13 ens3 29.20 21.35 15.85 11.81 0.00 0.00 0.00 0.00 13:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:14 lo 1629.19 1629.19 1552.00 1552.00 0.00 0.00 0.00 0.00 13:10:14 ens3 38.66 26.98 19.74 15.38 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1843.76 1843.76 1756.79 1756.79 0.00 0.00 0.00 0.00 Average: ens3 62.55 42.94 157.56 15.89 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42483) 08/29/26 _x86_64_ (8 CPU) 12:36:39 LINUX RESTART (8 CPU) 12:40:14 CPU %user %nice %system %iowait %steal %idle 12:50:14 all 39.73 0.04 2.02 0.14 0.01 58.05 12:50:14 0 37.33 0.17 2.14 0.27 0.02 60.08 12:50:14 1 39.93 0.01 2.15 0.28 0.02 57.62 12:50:14 2 42.14 0.00 1.94 0.02 0.01 55.89 12:50:14 3 38.23 0.08 2.26 0.16 0.01 59.26 12:50:14 4 39.71 0.03 2.18 0.09 0.01 57.98 12:50:14 5 42.36 0.00 2.04 0.07 0.02 55.51 12:50:14 6 39.74 0.01 1.77 0.20 0.01 58.27 12:50:14 7 38.40 0.00 1.71 0.08 0.02 59.79 13:00:13 all 34.31 0.00 2.09 0.08 0.01 63.51 13:00:13 0 28.62 0.00 1.92 0.08 0.01 69.38 13:00:13 1 35.52 0.00 2.26 0.07 0.01 62.14 13:00:13 2 35.31 0.00 2.23 0.07 0.01 62.38 13:00:13 3 35.81 0.00 2.34 0.12 0.01 61.72 13:00:13 4 38.16 0.00 2.12 0.13 0.01 59.58 13:00:13 5 34.20 0.00 1.71 0.06 0.01 64.01 13:00:13 6 32.80 0.00 1.99 0.05 0.01 65.16 13:00:13 7 34.11 0.00 2.15 0.06 0.01 63.68 13:10:14 all 34.89 0.00 2.00 0.07 0.01 63.03 13:10:14 0 32.60 0.00 2.46 0.06 0.01 64.86 13:10:14 1 35.81 0.00 1.77 0.08 0.01 62.33 13:10:14 2 34.48 0.00 2.33 0.06 0.01 63.12 13:10:14 3 39.65 0.00 1.84 0.06 0.02 58.43 13:10:14 4 35.85 0.00 1.93 0.08 0.01 62.14 13:10:14 5 35.33 0.00 1.86 0.05 0.02 62.74 13:10:14 6 32.19 0.00 1.93 0.13 0.01 65.74 13:10:14 7 33.24 0.00 1.88 0.03 0.01 64.84 Average: all 36.31 0.01 2.04 0.10 0.01 61.53 Average: 0 32.85 0.06 2.17 0.14 0.01 64.77 Average: 1 37.09 0.00 2.06 0.14 0.01 60.70 Average: 2 37.31 0.00 2.16 0.05 0.01 60.46 Average: 3 37.90 0.03 2.15 0.11 0.01 59.80 Average: 4 37.91 0.01 2.07 0.10 0.01 59.90 Average: 5 37.30 0.00 1.87 0.06 0.01 60.75 Average: 6 34.91 0.00 1.90 0.12 0.01 63.05 Average: 7 35.25 0.00 1.91 0.06 0.01 62.77