---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10822 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 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 928 24821 4 6342 30696 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:42:30:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83933sec preferred_lft 83933sec inet6 fe80::f816:3eff:fe42:309a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:b5:00:fd:2b: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-10822) 02/15/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:05 31.72 3.72 25.43 2.56 572.05 5065.06 7723.90 18:20:01 32.07 0.15 27.82 4.11 5.76 2524.88 24393.01 18:30:01 35.42 0.01 31.04 4.37 0.09 3270.31 38954.11 Average: 33.07 1.30 28.09 3.68 193.69 3624.80 23659.33 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:05 25871088 29247664 3063364 9.32 150176 3477716 3232836 9.53 778784 5802788 15664 18:20:01 24935728 28922324 3383204 10.30 189488 3996116 3388388 9.99 927472 6511124 170456 18:30:01 24101608 28701384 3599400 10.95 222316 4526116 3546500 10.46 1077512 7153732 181652 Average: 24969475 28957124 3348656 10.19 187327 3999983 3389241 9.99 927923 6489215 122591 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:05 lo 815.54 815.54 776.39 776.39 0.00 0.00 0.00 0.00 18:10:05 ens3 112.90 90.61 974.36 21.59 0.00 0.00 0.00 0.00 18:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 1688.34 1688.34 1606.86 1606.86 0.00 0.00 0.00 0.00 18:20:01 ens3 59.17 38.86 21.07 14.44 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1684.52 1684.52 1603.29 1603.29 0.00 0.00 0.00 0.00 18:30:01 ens3 58.68 42.69 21.82 17.23 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 Average: lo 1394.51 1394.51 1327.30 1327.30 0.00 0.00 0.00 0.00 Average: ens3 77.02 57.48 340.85 17.77 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-10822) 02/15/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:05 all 27.74 0.00 1.25 0.11 0.05 70.85 18:10:05 0 26.10 0.00 1.26 0.11 0.05 72.47 18:10:05 1 31.68 0.00 1.37 0.09 0.05 66.80 18:10:05 2 28.68 0.00 1.27 0.08 0.05 69.92 18:10:05 3 30.18 0.00 1.47 0.08 0.06 68.20 18:10:05 4 28.09 0.00 1.29 0.10 0.05 70.47 18:10:05 5 24.34 0.00 1.19 0.21 0.05 74.20 18:10:05 6 27.98 0.00 1.15 0.09 0.06 70.71 18:10:05 7 24.87 0.00 0.95 0.11 0.05 74.02 18:20:01 all 33.63 0.00 1.54 0.09 0.06 64.68 18:20:01 0 32.10 0.00 1.61 0.07 0.06 66.16 18:20:01 1 36.39 0.00 1.61 0.03 0.07 61.91 18:20:01 2 35.56 0.00 1.78 0.20 0.07 62.39 18:20:01 3 33.31 0.00 1.35 0.06 0.06 65.22 18:20:01 4 34.92 0.00 1.41 0.18 0.07 63.42 18:20:01 5 33.90 0.00 1.43 0.05 0.07 64.55 18:20:01 6 29.72 0.00 1.41 0.09 0.06 68.72 18:20:01 7 33.14 0.00 1.69 0.04 0.06 65.07 18:30:01 all 36.94 0.00 1.78 0.13 0.07 61.08 18:30:01 0 32.72 0.00 1.88 0.12 0.07 65.21 18:30:01 1 41.14 0.00 1.70 0.10 0.07 56.99 18:30:01 2 40.00 0.00 2.01 0.16 0.07 57.76 18:30:01 3 37.35 0.00 1.80 0.13 0.07 60.64 18:30:01 4 36.36 0.00 2.14 0.30 0.07 61.13 18:30:01 5 35.24 0.00 1.69 0.08 0.06 62.93 18:30:01 6 36.07 0.00 1.44 0.05 0.07 62.38 18:30:01 7 36.66 0.00 1.59 0.12 0.07 61.56 Average: all 32.76 0.00 1.52 0.11 0.06 65.55 Average: 0 30.29 0.00 1.58 0.10 0.06 67.96 Average: 1 36.39 0.00 1.56 0.07 0.06 61.91 Average: 2 34.73 0.00 1.69 0.15 0.06 63.37 Average: 3 33.61 0.00 1.54 0.09 0.06 64.69 Average: 4 33.11 0.00 1.61 0.19 0.06 65.02 Average: 5 31.14 0.00 1.44 0.11 0.06 67.25 Average: 6 31.25 0.00 1.33 0.08 0.06 67.27 Average: 7 31.54 0.00 1.41 0.09 0.06 66.90