---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19989 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 890 24893 4 6307 30734 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:2b:4a:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84159sec preferred_lft 84159sec inet6 fe80::f816:3eff:fe2b:4af4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:89:a9:b2:92:9c 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19989) 05/25/26 _x86_64_ (8 CPU) 16:19:08 LINUX RESTART (8 CPU) 16:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 34.17 3.55 27.83 2.79 181.06 5949.48 8731.11 16:40:00 29.73 0.13 25.74 3.86 5.39 2310.77 15018.87 16:50:27 33.32 0.01 29.33 3.98 0.10 3055.85 16966.64 Average: 32.40 1.18 27.66 3.56 59.52 3729.63 13694.06 16:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 26531112 29864448 2448244 7.45 144608 3437248 2525160 7.45 636908 5272172 25704 16:40:00 24889472 28772768 3534904 10.76 178000 3906072 3502296 10.33 771248 6718448 149048 16:50:27 24429540 28775624 3527112 10.73 213040 4288596 3440256 10.14 897212 7004204 10036 Average: 25283375 29137613 3170087 9.65 178549 3877305 3155904 9.31 768456 6331608 61596 16:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 1506.75 1506.75 1436.62 1436.62 0.00 0.00 0.00 0.00 16:30:01 ens3 90.71 71.20 926.89 12.90 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 1919.62 1919.62 1828.78 1828.78 0.00 0.00 0.00 0.00 16:40:00 ens3 20.77 17.21 9.07 5.69 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:27 lo 1632.24 1632.24 1554.18 1554.18 0.00 0.00 0.00 0.00 16:50:27 ens3 22.37 18.62 8.82 6.63 0.00 0.00 0.00 0.00 16:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1687.97 1687.97 1608.18 1608.18 0.00 0.00 0.00 0.00 Average: ens3 43.61 34.91 301.41 8.32 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19989) 05/25/26 _x86_64_ (8 CPU) 16:19:08 LINUX RESTART (8 CPU) 16:20:28 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 33.73 0.00 1.46 3.02 0.08 61.70 16:30:01 0 31.34 0.00 1.46 0.71 0.08 66.42 16:30:01 1 37.45 0.00 1.51 1.25 0.08 59.71 16:30:01 2 34.05 0.00 1.74 3.38 0.08 60.74 16:30:01 3 37.73 0.00 1.63 2.88 0.09 57.66 16:30:01 4 33.60 0.00 1.43 4.03 0.08 60.86 16:30:01 5 35.07 0.00 1.27 0.62 0.07 62.97 16:30:01 6 28.81 0.00 1.28 0.88 0.08 68.95 16:30:01 7 31.80 0.00 1.36 10.44 0.08 56.32 16:40:00 all 34.14 0.00 1.58 1.18 0.09 63.01 16:40:00 0 29.55 0.00 1.41 3.41 0.08 65.54 16:40:00 1 33.64 0.00 1.47 0.88 0.09 63.92 16:40:00 2 36.33 0.00 1.70 1.08 0.09 60.80 16:40:00 3 32.46 0.00 1.64 0.47 0.08 65.35 16:40:00 4 34.02 0.00 1.44 1.20 0.08 63.24 16:40:00 5 39.65 0.00 2.05 0.69 0.09 57.53 16:40:00 6 32.52 0.00 1.34 0.69 0.09 65.36 16:40:00 7 34.96 0.00 1.54 1.03 0.09 62.37 16:50:27 all 36.80 0.00 1.72 0.62 0.10 60.76 16:50:27 0 34.93 0.00 2.02 0.93 0.10 62.02 16:50:27 1 38.55 0.00 1.79 0.19 0.11 59.36 16:50:27 2 37.05 0.00 1.70 1.45 0.10 59.70 16:50:27 3 36.70 0.00 1.77 0.44 0.10 61.00 16:50:27 4 36.04 0.00 1.75 0.36 0.10 61.75 16:50:27 5 36.21 0.00 1.56 0.39 0.10 61.74 16:50:27 6 38.82 0.00 1.36 0.51 0.10 59.21 16:50:27 7 36.09 0.00 1.82 0.71 0.10 61.27 Average: all 34.94 0.00 1.59 1.57 0.09 61.81 Average: 0 32.00 0.00 1.64 1.69 0.09 64.59 Average: 1 36.56 0.00 1.60 0.76 0.09 60.99 Average: 2 35.85 0.00 1.72 1.95 0.09 60.40 Average: 3 35.62 0.00 1.68 1.23 0.09 61.38 Average: 4 34.59 0.00 1.55 1.81 0.09 61.96 Average: 5 36.99 0.00 1.63 0.56 0.09 60.73 Average: 6 33.53 0.00 1.33 0.69 0.09 64.36 Average: 7 34.35 0.00 1.58 3.92 0.09 60.06