---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8949 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 908 24749 4 6434 30716 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:2e:10:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83869sec preferred_lft 83869sec inet6 fe80::f816:3eff:fe2e:10a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:39:fd:8b:3a:e4 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-8949) 02/09/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:04 34.47 3.87 27.70 2.90 775.01 5160.10 32976.53 18:20:17 31.30 0.13 27.20 3.97 5.51 2413.93 11738.36 18:30:01 34.61 0.01 30.39 4.21 0.12 3239.01 17036.04 18:40:01 27.27 0.18 23.46 3.64 12.23 6241.61 33407.45 Average: 31.90 1.05 27.17 3.67 199.34 4261.84 23783.07 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:04 26452608 29889764 2420496 7.37 147252 3549904 2628700 7.75 817212 5176360 6304 18:20:17 25135524 29055160 3249680 9.89 183132 3948352 3403628 10.04 947016 6316244 27472 18:30:01 24158316 28833972 3465900 10.55 218864 4610688 3428732 10.11 1113460 7045880 178688 18:40:01 25415484 31513604 779980 2.37 234732 5966364 1372908 4.05 1675648 5153660 10196 Average: 25290483 29823125 2479014 7.54 195995 4518827 2708492 7.99 1138334 5923036 55665 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:04 lo 842.44 842.44 801.62 801.62 0.00 0.00 0.00 0.00 18:10:04 ens3 120.94 90.30 991.85 20.51 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:17 lo 1580.45 1580.45 1503.90 1503.90 0.00 0.00 0.00 0.00 18:20:17 ens3 49.88 34.47 19.45 13.51 0.00 0.00 0.00 0.00 18:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1689.78 1689.78 1608.36 1608.36 0.00 0.00 0.00 0.00 18:30:01 ens3 58.98 41.21 21.32 16.49 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 804.47 804.47 749.98 749.98 0.00 0.00 0.00 0.00 18:40:01 ens3 149.85 142.51 209.86 961.52 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1227.53 1227.53 1164.29 1164.29 0.00 0.00 0.00 0.00 Average: ens3 94.95 77.15 311.97 252.97 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-8949) 02/09/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:04 all 24.60 0.00 1.19 0.24 0.05 73.92 18:10:04 0 27.23 0.00 1.29 0.29 0.06 71.13 18:10:04 1 28.77 0.00 1.09 0.60 0.06 69.48 18:10:04 2 22.87 0.00 1.30 0.10 0.05 75.67 18:10:04 3 20.91 0.00 1.16 0.05 0.06 77.83 18:10:04 4 25.77 0.00 1.21 0.16 0.05 72.81 18:10:04 5 23.12 0.00 1.13 0.27 0.05 75.43 18:10:04 6 24.89 0.00 1.06 0.24 0.06 73.75 18:10:04 7 23.23 0.00 1.31 0.19 0.05 75.22 18:20:17 all 35.40 0.00 1.61 0.13 0.07 62.80 18:20:17 0 34.12 0.00 1.43 0.16 0.06 64.22 18:20:17 1 34.76 0.00 1.78 0.20 0.07 63.19 18:20:17 2 37.02 0.00 1.45 0.08 0.07 61.38 18:20:17 3 35.90 0.00 1.85 0.10 0.07 62.07 18:20:17 4 36.93 0.00 1.47 0.14 0.06 61.39 18:20:17 5 37.25 0.00 1.79 0.11 0.07 60.77 18:20:17 6 34.75 0.00 1.58 0.13 0.07 63.47 18:20:17 7 32.43 0.00 1.55 0.09 0.06 65.88 18:30:01 all 37.28 0.00 1.80 0.14 0.07 60.72 18:30:01 0 35.62 0.00 1.77 0.20 0.07 62.34 18:30:01 1 37.70 0.00 1.86 0.11 0.07 60.26 18:30:01 2 37.60 0.00 1.94 0.07 0.07 60.31 18:30:01 3 37.99 0.00 2.08 0.38 0.07 59.48 18:30:01 4 39.05 0.00 1.76 0.08 0.07 59.04 18:30:01 5 36.74 0.00 1.70 0.08 0.07 61.41 18:30:01 6 39.85 0.00 1.66 0.08 0.07 58.34 18:30:01 7 33.66 0.00 1.58 0.11 0.07 64.58 18:40:01 all 23.57 0.00 1.12 0.20 0.06 75.04 18:40:01 0 16.83 0.00 1.12 0.23 0.05 81.77 18:40:01 1 26.06 0.00 1.06 0.28 0.06 72.54 18:40:01 2 19.17 0.00 1.08 0.07 0.06 79.62 18:40:01 3 21.90 0.00 1.28 0.06 0.06 76.70 18:40:01 4 24.95 0.00 1.29 0.37 0.08 73.31 18:40:01 5 23.39 0.00 1.11 0.32 0.06 75.11 18:40:01 6 31.95 0.00 1.05 0.27 0.07 66.66 18:40:01 7 24.28 0.00 1.01 0.03 0.06 74.63 Average: all 30.18 0.00 1.43 0.18 0.06 68.15 Average: 0 28.43 0.00 1.40 0.22 0.06 69.89 Average: 1 31.79 0.00 1.45 0.30 0.06 66.40 Average: 2 29.14 0.00 1.44 0.08 0.06 69.27 Average: 3 29.13 0.00 1.59 0.14 0.06 69.07 Average: 4 31.65 0.00 1.43 0.19 0.06 66.67 Average: 5 30.11 0.00 1.43 0.20 0.06 68.20 Average: 6 32.81 0.00 1.34 0.18 0.07 65.61 Average: 7 28.38 0.00 1.36 0.10 0.06 70.10