---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19711 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 805 19659 4 11626 30818 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:0e:43:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.216/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83950sec preferred_lft 83950sec inet6 fe80::f816:3eff:fe0e:4342/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:4b:33:f5:89:d5 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19711) 02/24/26 _x86_64_ (8 CPU) 07:21:53 LINUX RESTART (8 CPU) 07:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:11 15.72 0.73 14.13 0.87 20.80 4058.30 2340.58 07:50:01 23.74 0.02 6.98 16.74 0.99 797.71 598262.40 08:00:11 337.98 0.51 333.50 3.97 6.28 22389.71 14908.88 Average: 127.53 0.42 119.98 7.12 9.39 9199.60 202007.97 07:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:11 20865944 25176728 7124644 21.68 169832 4328540 9201384 27.13 708644 10780588 284 07:50:01 22944244 27957872 4342208 13.21 174576 5000616 7136984 21.05 768424 8612916 597104 08:00:11 16287524 27172216 5069048 15.43 465332 9902424 3883384 11.45 1773220 13468280 168 Average: 20032571 26768939 5511967 16.77 269913 6410527 6740584 19.88 1083429 10953928 199185 07:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:11 lo 4.91 4.91 1.60 1.60 0.00 0.00 0.00 0.00 07:40:11 ens3 171.11 95.39 377.13 38.95 0.00 0.00 0.00 0.00 07:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 3.25 3.25 0.42 0.42 0.00 0.00 0.00 0.00 07:50:01 ens3 14.86 11.47 45.83 5.21 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 0.26 0.26 0.05 0.05 0.00 0.00 0.00 0.00 08:00:11 ens3 147.32 92.28 872.91 27.29 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 111.81 66.82 436.46 23.94 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19711) 02/24/26 _x86_64_ (8 CPU) 07:21:53 LINUX RESTART (8 CPU) 07:30:11 CPU %user %nice %system %iowait %steal %idle 07:40:11 all 61.37 0.00 1.88 0.06 0.10 36.59 07:40:11 0 60.83 0.00 1.80 0.02 0.10 37.25 07:40:11 1 61.79 0.00 1.80 0.01 0.10 36.30 07:40:11 2 62.13 0.00 1.99 0.02 0.11 35.76 07:40:11 3 62.71 0.00 1.86 0.01 0.10 35.32 07:40:11 4 61.11 0.00 1.91 0.01 0.10 36.86 07:40:11 5 61.01 0.00 2.08 0.01 0.11 36.79 07:40:11 6 61.97 0.00 1.72 0.01 0.10 36.20 07:40:11 7 59.39 0.00 1.87 0.40 0.11 38.23 07:50:01 all 94.42 0.00 2.66 1.21 0.15 1.56 07:50:01 0 94.74 0.00 2.39 1.34 0.15 1.39 07:50:01 1 93.99 0.00 2.73 1.45 0.14 1.68 07:50:01 2 94.26 0.00 2.64 1.41 0.15 1.54 07:50:01 3 94.76 0.00 2.85 1.36 0.15 0.88 07:50:01 4 94.30 0.00 2.52 1.31 0.15 1.72 07:50:01 5 94.22 0.00 2.73 1.29 0.14 1.62 07:50:01 6 94.54 0.00 2.67 1.54 0.15 1.10 07:50:01 7 94.54 0.00 2.74 0.00 0.15 2.57 08:00:11 all 15.75 0.00 2.01 8.85 0.11 73.27 08:00:11 0 14.30 0.00 1.48 3.60 0.09 80.54 08:00:11 1 16.67 0.00 2.26 9.54 0.10 71.42 08:00:11 2 14.41 0.00 2.05 10.05 0.12 73.37 08:00:11 3 23.63 0.00 3.02 6.27 0.16 66.92 08:00:11 4 14.33 0.00 1.88 13.96 0.10 69.73 08:00:11 5 16.34 0.00 2.08 6.14 0.10 75.35 08:00:11 6 13.33 0.00 1.51 12.47 0.08 72.61 08:00:11 7 13.06 0.00 1.85 8.79 0.09 76.22 Average: all 56.83 0.00 2.18 3.41 0.12 37.47 Average: 0 56.23 0.00 1.88 1.66 0.11 40.11 Average: 1 57.14 0.00 2.26 3.70 0.11 36.78 Average: 2 56.58 0.00 2.22 3.86 0.12 37.20 Average: 3 60.07 0.00 2.58 2.56 0.14 34.65 Average: 4 56.20 0.00 2.10 5.15 0.12 36.43 Average: 5 56.85 0.00 2.29 2.50 0.12 38.24 Average: 6 56.25 0.00 1.96 4.72 0.11 36.96 Average: 7 55.30 0.00 2.15 3.10 0.11 39.34