---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9915 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: 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 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 18G 138G 12% / 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 757 19002 4 12332 30867 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:ab:90:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84560sec preferred_lft 84560sec inet6 fe80::f816:3eff:feab:90d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:5c:d8:24:d2:54 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::c85c:d8ff:fe24:d254/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9915) 02/13/26 _x86_64_ (8 CPU) 00:36:26 LINUX RESTART (8 CPU) 00:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 16.44 0.49 15.05 0.91 221.20 5701.56 7756.43 01:00:30 41.14 2.30 37.86 0.98 349.28 23554.92 2273.51 Average: 29.21 1.43 26.84 0.95 287.40 14929.71 4922.39 00:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24311500 28657208 3649808 11.11 147736 4416496 3803192 11.22 887600 7207916 144 01:00:30 19710088 31648544 624644 1.90 223376 11641224 1403700 4.14 3244104 9090704 512 Average: 22010794 30152876 2137226 6.50 185556 8028860 2603446 7.68 2065852 8149310 328 00:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.75 5.75 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 71.12 52.72 380.81 12.68 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:30 lo 4408.62 4408.62 4209.81 4209.81 0.00 0.00 0.00 0.00 01:00:30 ens3 76.15 63.30 497.56 121.26 0.00 0.00 0.00 0.00 01:00:30 docker0 14.22 12.96 109.31 60.19 0.00 0.00 0.00 0.00 01:00:30 vethc7cb718 12.05 10.46 109.35 2.06 0.00 0.00 0.00 0.01 Average: lo 2281.53 2281.53 2176.26 2176.26 0.00 0.00 0.00 0.00 Average: ens3 73.72 58.19 441.16 68.80 0.00 0.00 0.00 0.00 Average: docker0 7.35 6.70 56.50 31.11 0.00 0.00 0.00 0.00 Average: vethc7cb718 6.23 5.41 56.52 1.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9915) 02/13/26 _x86_64_ (8 CPU) 00:36:26 LINUX RESTART (8 CPU) 00:40:14 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.50 0.00 1.32 0.06 0.08 59.05 00:50:01 0 37.20 0.00 1.19 0.09 0.07 61.44 00:50:01 1 44.44 0.00 1.37 0.09 0.08 54.03 00:50:01 2 39.34 0.00 1.45 0.03 0.08 59.11 00:50:01 3 41.01 0.00 1.39 0.02 0.08 57.49 00:50:01 4 39.41 0.00 1.36 0.07 0.07 59.09 00:50:01 5 39.35 0.00 1.34 0.04 0.07 59.20 00:50:01 6 38.86 0.00 1.21 0.09 0.08 59.77 00:50:01 7 36.39 0.00 1.22 0.03 0.07 62.29 01:00:30 all 17.84 0.00 2.14 0.28 0.05 79.69 01:00:30 0 20.90 0.00 1.64 0.26 0.06 77.15 01:00:30 1 31.63 0.00 4.66 0.15 0.07 63.49 01:00:30 2 11.04 0.00 1.23 0.54 0.05 87.14 01:00:30 3 15.88 0.00 1.26 0.22 0.05 82.59 01:00:30 4 13.75 0.00 1.05 0.34 0.05 84.81 01:00:30 5 11.88 0.00 1.80 0.04 0.04 86.24 01:00:30 6 12.90 0.00 1.25 0.53 0.04 85.28 01:00:30 7 24.89 0.00 4.30 0.11 0.06 70.64 Average: all 28.32 0.00 1.74 0.17 0.06 69.70 Average: 0 28.78 0.00 1.42 0.18 0.06 69.55 Average: 1 37.85 0.00 3.06 0.12 0.07 58.90 Average: 2 24.73 0.00 1.34 0.29 0.06 73.58 Average: 3 28.03 0.00 1.32 0.12 0.06 70.46 Average: 4 26.15 0.00 1.20 0.21 0.06 72.38 Average: 5 25.15 0.00 1.57 0.04 0.06 73.17 Average: 6 25.45 0.00 1.23 0.32 0.06 72.94 Average: 7 30.47 0.00 2.81 0.07 0.06 66.59