---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8332 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 780 19039 4 12272 30843 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:7f:7c:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84832sec preferred_lft 84832sec inet6 fe80::f816:3eff:fe7f:7ce3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:49:64:87:d8:b4 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::f449:64ff:fe87:d8b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8332) 02/07/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 16.82 0.76 15.00 1.07 621.86 5676.49 15651.69 01:00:03 53.08 2.39 49.67 1.02 365.29 24652.41 1855.67 Average: 35.04 1.58 32.42 1.04 492.94 15211.10 8719.76 00:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24229152 28711784 3594904 10.94 145584 4560620 3792632 11.18 1007140 7168600 156 01:00:03 19542920 31616508 656712 2.00 220732 11784336 1432700 4.22 3359732 9132756 328 Average: 21886036 30164146 2125808 6.47 183158 8172478 2612666 7.70 2183436 8150678 242 00:40:05 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 62.58 45.51 353.33 11.68 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 01:00:03 lo 4388.45 4388.45 4190.51 4190.51 0.00 0.00 0.00 0.00 01:00:03 ens3 64.41 49.17 517.62 12.47 0.00 0.00 0.00 0.00 01:00:03 docker0 2.58 2.85 0.16 60.75 0.00 0.00 0.00 0.00 01:00:03 veth921789b 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2207.88 2207.88 2105.84 2105.84 0.00 0.00 0.00 0.00 Average: ens3 63.50 47.35 435.88 12.08 0.00 0.00 0.00 0.00 Average: docker0 1.30 1.43 0.08 30.53 0.00 0.00 0.00 0.00 Average: veth921789b 0.02 0.01 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-8332) 02/07/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:05 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 40.12 0.00 1.34 0.07 0.09 58.38 00:50:01 0 34.42 0.00 1.17 0.03 0.08 64.30 00:50:01 1 45.89 0.00 1.35 0.06 0.09 52.61 00:50:01 2 43.58 0.00 1.46 0.11 0.10 54.75 00:50:01 3 38.46 0.00 1.51 0.13 0.09 59.81 00:50:01 4 37.98 0.00 1.26 0.05 0.09 60.62 00:50:01 5 42.73 0.00 1.47 0.05 0.09 55.67 00:50:01 6 40.14 0.00 1.12 0.03 0.08 58.63 00:50:01 7 37.76 0.00 1.41 0.05 0.08 60.69 01:00:03 all 20.34 0.00 2.10 0.22 0.06 77.28 01:00:03 0 17.11 0.00 1.31 0.27 0.06 81.25 01:00:03 1 26.92 0.00 3.16 0.26 0.07 69.59 01:00:03 2 19.58 0.00 1.65 0.23 0.06 78.48 01:00:03 3 19.94 0.00 2.57 0.05 0.06 77.39 01:00:03 4 23.55 0.00 2.97 0.23 0.06 73.19 01:00:03 5 20.02 0.00 1.28 0.18 0.05 78.47 01:00:03 6 19.36 0.00 2.45 0.27 0.05 77.87 01:00:03 7 16.26 0.00 1.39 0.29 0.05 82.00 Average: all 30.20 0.00 1.72 0.14 0.07 67.86 Average: 0 25.73 0.00 1.24 0.15 0.07 72.80 Average: 1 36.37 0.00 2.26 0.16 0.08 61.13 Average: 2 31.55 0.00 1.55 0.17 0.08 66.65 Average: 3 29.17 0.00 2.04 0.09 0.07 68.62 Average: 4 30.75 0.00 2.12 0.14 0.07 66.92 Average: 5 31.32 0.00 1.38 0.11 0.07 67.12 Average: 6 29.72 0.00 1.79 0.15 0.07 68.28 Average: 7 26.98 0.00 1.40 0.17 0.07 71.38