---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20209 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 nrip_save 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 144G 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 916 24887 4 6289 30708 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:09:54:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:fe09:540d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:8d:aa:26:39:c8 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20209) 02/23/26 _x86_64_ (8 CPU) 14:04:27 LINUX RESTART (8 CPU) 14:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:15 23.92 0.15 21.02 2.75 5.69 2689.48 16868.28 14:30:12 37.44 0.02 32.53 4.89 0.15 3237.56 24240.23 Average: 30.65 0.08 26.75 3.82 2.93 2962.34 20538.41 14:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:15 25408208 29086952 3221272 9.80 166812 3736104 3259904 9.61 852292 6152264 1232 14:30:12 24947560 29235376 3067916 9.34 209952 4247900 3043488 8.97 1004592 6403704 27756 Average: 25177884 29161164 3144594 9.57 188382 3992002 3151696 9.29 928442 6277984 14494 14:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:15 lo 994.24 994.24 945.27 945.27 0.00 0.00 0.00 0.00 14:20:15 ens3 25.66 20.79 12.69 6.93 0.00 0.00 0.00 0.00 14:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:12 lo 2354.13 2354.13 2242.44 2242.44 0.00 0.00 0.00 0.00 14:30:12 ens3 27.28 22.38 8.45 7.47 0.00 0.00 0.00 0.00 14:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1671.26 1671.26 1591.06 1591.06 0.00 0.00 0.00 0.00 Average: ens3 26.47 21.58 10.58 7.20 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20209) 02/23/26 _x86_64_ (8 CPU) 14:04:27 LINUX RESTART (8 CPU) 14:10:12 CPU %user %nice %system %iowait %steal %idle 14:20:15 all 34.77 0.00 1.36 0.09 0.07 63.70 14:20:15 0 33.58 0.00 1.21 0.05 0.07 65.09 14:20:15 1 37.23 0.00 1.60 0.09 0.08 61.00 14:20:15 2 34.72 0.00 1.57 0.06 0.07 63.58 14:20:15 3 34.39 0.00 1.49 0.13 0.07 63.92 14:20:15 4 37.58 0.00 1.42 0.11 0.07 60.82 14:20:15 5 33.82 0.00 1.28 0.12 0.06 64.72 14:20:15 6 33.89 0.00 1.29 0.09 0.07 64.66 14:20:15 7 32.94 0.00 1.08 0.08 0.07 65.82 14:30:12 all 38.47 0.00 1.93 0.41 0.10 59.09 14:30:12 0 35.32 0.00 1.68 0.09 0.10 62.82 14:30:12 1 41.41 0.00 2.35 2.39 0.10 53.75 14:30:12 2 37.43 0.00 2.12 0.08 0.10 60.27 14:30:12 3 37.59 0.00 1.97 0.18 0.10 60.16 14:30:12 4 40.74 0.00 1.82 0.12 0.10 57.22 14:30:12 5 40.63 0.00 2.15 0.17 0.10 56.95 14:30:12 6 38.16 0.00 1.66 0.14 0.09 59.95 14:30:12 7 36.52 0.00 1.66 0.14 0.10 61.58 Average: all 36.61 0.00 1.64 0.25 0.08 61.41 Average: 0 34.45 0.00 1.44 0.07 0.08 63.96 Average: 1 39.31 0.00 1.97 1.24 0.09 57.40 Average: 2 36.07 0.00 1.84 0.07 0.08 61.94 Average: 3 35.98 0.00 1.73 0.16 0.08 62.05 Average: 4 39.15 0.00 1.62 0.12 0.08 59.03 Average: 5 37.21 0.00 1.71 0.15 0.08 60.86 Average: 6 36.01 0.00 1.48 0.11 0.08 62.32 Average: 7 34.72 0.00 1.37 0.11 0.08 63.71